{"title":"Mercury lamps","description":"\u003cp\u003eLumenled from Jyväskylä supplies high-quality \u003cstrong data-start=\"580\" data-end=\"598\"\u003emercury lamps\u003c\/strong\u003e , which are excellently suited for industrial, street lighting and large space lighting. Mercury lamps offer high light output, long life and reliable light in demanding environments. Our range includes different powers (80 W–700 W), with E27 and E40 bases. Order quickly from Jyväskylä to all of Finland and benefit from our expertise in lighting solutions.\u003c\/p\u003e","products":[{"product_id":"125w-6200lm-hpl-e27-4200k-76x173mm-elohopealamppu-thorgeon","title":"125W, 6200lm, HPL, E27, 4200K, 76x173mm, Mercury lamp Thorgeon","description":"\u003ch2\u003e\u003cstrong\u003eMade-to-order product\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e\u003cstrong\u003eDelivery time approximately 2 weeks\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct code: 4751029890771\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePower:\u003c\/strong\u003e\u003cspan\u003e 125 W\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003cspan\u003e 115 - 130 V\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLuminous flux:\u003c\/strong\u003e\u003cspan\u003e 6200 lm\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBase type:\u003c\/strong\u003e\u003cspan\u003e E27\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eColor rendering index (CRI):\u003c\/strong\u003e\u003cspan\u003e 40-59\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eColor temperature:\u003c\/strong\u003e\u003cspan\u003e 4200 K\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLuminous efficacy:\u003c\/strong\u003e\u003cspan\u003e 50 lm\/W\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLamp shape:\u003c\/strong\u003e\u003cspan\u003e Ellipsoid\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e\u003cspan\u003e 76 mm\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTotal length:\u003c\/strong\u003e\u003cspan\u003e 173 mm\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLamp type:\u003c\/strong\u003e\u003cspan\u003e ED23.\u003c\/span\u003e\u003cspan\u003e5\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBurning position:\u003c\/strong\u003e\u003cspan\u003e Any\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eInternal reflector:\u003c\/strong\u003e\u003cspan\u003e No\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAverage nominal service life:\u003c\/strong\u003e\u003cspan\u003e 10000 h\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!----\u003e","brand":"Thorgeon","offers":[{"title":"125W \/ 4200K \/ E27","offer_id":49642338222424,"sku":"4751029890771","price":9.91,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/3a268c194a1ec2a1b854874bfa85dd13c15c687b.png?v=1722406294"},{"product_id":"patron-elohopealamppu-hpl-e27-125w-6200lm-4200k","title":"125W, 6200lm, HPL, E27, 4200K, 76x173mm, Mercury vapor lamp Patron","description":"\u003ch2\u003e\u003cstrong\u003eMade to order\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eDelivery time approximately 2 weeks\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct code: 5941019829679\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLamp features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eBase\u003c\/strong\u003e: E27 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous flux\u003c\/strong\u003e: 6200 lm \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eTotal length\u003c\/strong\u003e: 173 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor rendering index (CRI)\u003c\/strong\u003e: 40–59 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e: 76 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous efficacy\u003c\/strong\u003e: 50 lm\/W\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp voltage\u003c\/strong\u003e: 115–130 V\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor temperature\u003c\/strong\u003e: 4200 K \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003ePower\u003c\/strong\u003e: 125 W\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp type \/ designation\u003c\/strong\u003e: ED23.5 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupply voltage\u003c\/strong\u003e: 220–240 V \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eAverage rated life\u003c\/strong\u003e: 10,000 hours\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Patron","offers":[{"title":"125W \/ 4200K \/ E27","offer_id":55633402986840,"sku":"5941019829679","price":10.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/n0664.jpg?v=1756820450"},{"product_id":"patron-elohopealamppu-hpl-e27-80w-3600lm-4200k","title":"80W, 3600lm, HPL, E27, 4200K, 71x155mm, Mercury Vapor Lamp Patron","description":"\u003ch2\u003e\u003cstrong\u003eMade to order\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eDelivery time approximately 2-3 weeks\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct code: 5941019829662\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLamp features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eBase\u003c\/strong\u003e: E27 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous flux\u003c\/strong\u003e: 3600 lm \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eTotal length\u003c\/strong\u003e: 155 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor rendering index (CRI)\u003c\/strong\u003e: 40–59 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e: 71 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous efficacy\u003c\/strong\u003e: 44.5 lm\/W \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp shape\u003c\/strong\u003e: Ellipsoid\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp voltage\u003c\/strong\u003e: 105–120 V\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor temperature\u003c\/strong\u003e: 4200 K \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003ePower\u003c\/strong\u003e: 80 W\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Patron","offers":[{"title":"80W \/ 4200K \/ E27","offer_id":55633449943384,"sku":"5941019829662","price":8.82,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/n0664.jpg?v=1756820450"},{"product_id":"patron-elohopealamppu-hpl-e40-250w-12700lm-4000k","title":"Patron Mercury Vapor Lamp HPL E40 250 W, 12,700 lm – 4000 K, requires ballast, 91 x 226 mm","description":"\u003cp\u003eThe 250 W HPL mercury vapor lamp is one of the most common discharge lamps used in older outdoor, street, and pole luminaires, as well as in industrial halls and warehouses. It provides 12,700 lumens of neutral white 4000 K light and operates in luminaires equipped with a 250 W mercury vapor ballast. The average rated service life is 10,000 hours.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBase E40 · 250 W · 12,700 lm · 4000 K · Ra 40–59 · 220–240 V via ballast · elliptical 91 x 226 mm\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"product-notice product-notice--warning\"\u003e\n\n  \u003cp\u003e\u003cstrong\u003eMade-to-order product:\u003c\/strong\u003e delivery time approximately 2–3 weeks.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLamp type:\u003c\/strong\u003e high-pressure mercury vapor lamp (HPL)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBase:\u003c\/strong\u003e E40\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003ePower:\u003c\/strong\u003e 250 W\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLuminous flux:\u003c\/strong\u003e 12,700 lm\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLuminous efficacy:\u003c\/strong\u003e 51 lm\/W\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eColor temperature:\u003c\/strong\u003e 4000 K (neutral white)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eColor rendering index:\u003c\/strong\u003e Ra 40–59\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eSupply voltage:\u003c\/strong\u003e 220–240 V via ballast\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLamp operating voltage:\u003c\/strong\u003e 125–135 V\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eControl gear:\u003c\/strong\u003e 250 W mercury vapor ballast\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eAverage rated service life:\u003c\/strong\u003e 10,000 h\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eShape:\u003c\/strong\u003e elliptical, 91 x 226 mm\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Patron\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 5941019829686\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eCompatibility and installation\u003c\/summary\u003e\n  \u003cp\u003eAn HPL lamp always requires a ballast rated for the same power, in this case, a 250 W mercury vapor ballast. A separate ignitor is not required. Never connect an HPL lamp directly to mains voltage without a ballast – the lamp will be destroyed instantly.\u003c\/p\u003e\n\n  \u003cp\u003eThe lamp reaches full brightness in a few minutes and will only restrike after it has cooled down after being switched off. The lamp contains mercury: take the used lamp intact to an electrical and electronic waste collection point.\u003c\/p\u003e\n\n  \u003col\u003e\n\n    \u003cli\u003eCheck the label on the old lamp: HPL, HQL, or HSL and 250 W.\u003c\/li\u003e\n\n    \u003cli\u003eEnsure the luminaire ballast is designed for a 250 W mercury vapor lamp.\u003c\/li\u003e\n\n    \u003cli\u003eSwitch off the power and allow the old lamp to cool down thoroughly.\u003c\/li\u003e\n\n    \u003cli\u003eScrew the lamp firmly into the E40 base and wait a few minutes for full light.\u003c\/li\u003e\n\n  \u003c\/ol\u003e\n\n  \u003cp\u003eBallast replacement and electrical connections must be performed by a professional electrician. Also see \u003ca href=\"\/en\/collections\/elohopealamput\"\u003emercury vapor lamps\u003c\/a\u003e, \u003ca href=\"\/en\/products\/patron-elohopealamppu-hpl-e40-700w-42000lm-4000k\"\u003ePatron HPL 700 W\u003c\/a\u003e, and \u003ca href=\"\/en\/collections\/purkauslamppujen-korvaavat-ledit\"\u003eLED replacements for discharge lamps\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/details\u003e","brand":"Patron","offers":[{"title":"250W \/ 4000K \/ E40","offer_id":55633536090456,"sku":"5941019829686","price":14.06,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/26b67093ee3807421943e530c6672009b5ece76f_png.webp?v=1756821580"},{"product_id":"patron-elohopealamppu-hpl-e40-700w-42000lm-4000k","title":"Patron Mercury Vapor Lamp HPL E40 700 W, 42,000 lm – 4000 K, requires ballast, 155 x 339 mm","description":"\u003cp\u003eThe 700 W HPL mercury vapor lamp is designed for large spaces and outdoor areas: industrial halls, warehouses, sports field floodlights, and loading areas. It provides 42,000 lumens of neutral white 4000 K light and operates in a fixture equipped with a 700 W mercury vapor ballast. The lamp is intended for the maintenance and replacement of existing lighting fixtures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBase E40 · 700 W · 42,000 lm · 4000 K · Ra 40–59 · 60 lm\/W · elliptical 155 x 339 mm · requires ballast\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"product-notice product-notice--warning\"\u003e\n\n  \u003cp\u003e\u003cstrong\u003eOrder item:\u003c\/strong\u003e this product is currently sold out. Delivery time is usually about 2–4 weeks – please ask customer service about availability.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLamp type:\u003c\/strong\u003e high-pressure mercury vapor lamp (HPL)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBase:\u003c\/strong\u003e E40\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003ePower:\u003c\/strong\u003e 700 W\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLuminous flux:\u003c\/strong\u003e 42,000 lm\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLuminous efficacy:\u003c\/strong\u003e 60 lm\/W\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eColor temperature:\u003c\/strong\u003e 4000 K (neutral white)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eColor rendering index:\u003c\/strong\u003e Ra 40–59\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLamp operating voltage:\u003c\/strong\u003e 110–125 V (supplied from a 230 V mains via ballast)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eControl gear:\u003c\/strong\u003e 700 W mercury vapor ballast\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eShape:\u003c\/strong\u003e elliptical, 155 x 339 mm\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Patron\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 5941019829709\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eCompatibility and installation\u003c\/summary\u003e\n  \u003cp\u003eAn HPL lamp always requires a ballast rated for the same wattage, in this case for a 700 W mercury vapor lamp. A separate igniter is not required, as the lamp ignites using its own auxiliary electrode. Never connect an HPL lamp directly to mains voltage without a ballast – the lamp will be destroyed immediately.\u003c\/p\u003e\n\n  \u003cp\u003eThe lamp reaches full brightness in a few minutes and will only re-ignite after cooling down following power-off. Due to the low color rendering index, colors will appear distorted under this light, making it suitable for general and outdoor lighting. The lamp contains mercury: take the used lamp, intact, to an electrical and electronic waste collection point.\u003c\/p\u003e\n\n  \u003col\u003e\n\n    \u003cli\u003eCheck the markings on the old lamp: HPL, HQL, or HSL and 700 W.\u003c\/li\u003e\n\n    \u003cli\u003eEnsure that the fixture's ballast is designed for a 700 W mercury vapor lamp.\u003c\/li\u003e\n\n    \u003cli\u003eSwitch off the power and allow the old lamp to cool down properly.\u003c\/li\u003e\n\n    \u003cli\u003eScrew the lamp firmly into the E40 base and wait a few minutes for full brightness.\u003c\/li\u003e\n\n  \u003c\/ol\u003e\n\n  \u003cp\u003eBallast replacement and wiring must be performed by a qualified electrician. See also \u003ca href=\"\/en\/collections\/liitantalaitteet-kuristimet\"\u003eballasts and chokes\u003c\/a\u003e, \u003ca href=\"\/en\/products\/patron-elohopealamppu-hpl-e40-250w-12700lm-4000k\"\u003ePatron HPL 250 W\u003c\/a\u003e, and \u003ca href=\"\/en\/collections\/purkauslamppujen-korvaavat-ledit\"\u003eLED replacements for discharge lamps\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/details\u003e","brand":"Patron","offers":[{"title":"700W \/ 4000K \/ E40","offer_id":55633570726232,"sku":"5941019829709","price":43.07,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/26b67093ee3807421943e530c6672009b5ece76f_png.webp?v=1756821580"},{"product_id":"patron-sekavalolamppu-hwl-e27-160w-3200lm-4200k","title":"Patron Mixed Light Lamp HWL E27 160 W, 3200 lm – 4200 K, no ballast required, 76 x 173 mm","description":"\u003cp\u003eHWL is a blended light lamp: it contains both a mercury discharge tube and an incandescent filament, which acts as a current limiter like a ballast. Therefore, the lamp does not require a separate ballast, unlike the HPL mercury lamp, but operates directly on a 230-volt mains supply. It is used in older hall, warehouse, yard, and industrial luminaires that previously used an HWL lamp or a high-wattage incandescent bulb.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBase E27 · 160 W · 3200 lm · 220–240 V · 4200 K · Ra 60–69 · ellipse 76 x 173 mm · ballast-free\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"product-notice product-notice--warning\"\u003e\n\n  \u003cp\u003e\u003cstrong\u003eOrder item:\u003c\/strong\u003e delivery time approximately 2 weeks.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLamp type:\u003c\/strong\u003e blended light lamp (HWL), does not require a ballast\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBase:\u003c\/strong\u003e E27\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003ePower:\u003c\/strong\u003e 160 W\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLuminous flux:\u003c\/strong\u003e 3200 lm\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eLuminous efficacy:\u003c\/strong\u003e 17 lm\/W\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 220–240 V\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eColor temperature:\u003c\/strong\u003e 4200 K (neutral white)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eColor rendering index:\u003c\/strong\u003e Ra 60–69\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eShape:\u003c\/strong\u003e ellipse, 76 x 173 mm\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Patron\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 5941019829723\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eCompatibility and installation\u003c\/summary\u003e\n  \u003cp\u003eHWL and HPL lamps look the same, but they are not interchangeable. An HPL mercury lamp without a ballast will break immediately, and an HWL lamp in a fixture with a ballast will not function correctly. Therefore, check the marking on the old lamp and whether the luminaire has a ballast.\u003c\/p\u003e\n\n  \u003cp\u003eThe lamp lights up first with the light from the filament and reaches full brightness in a few minutes. After being switched off, it will only relight once it has cooled down. The lamp contains mercury, so take the used lamp intact to a WEEE collection point.\u003c\/p\u003e\n\n  \u003col\u003e\n\n    \u003cli\u003eCheck the old lamp for the marking HWL or ML and a power rating of 160 W.\u003c\/li\u003e\n\n    \u003cli\u003eEnsure the luminaire does not have a ballast – if it does, choose an HPL lamp.\u003c\/li\u003e\n\n    \u003cli\u003eTurn off the power and let the old lamp cool down properly.\u003c\/li\u003e\n\n    \u003cli\u003eScrew the new lamp firmly into the socket and wait a few minutes for full light.\u003c\/li\u003e\n\n  \u003c\/ol\u003e\n\n  \u003cp\u003eAny modifications to the luminaire's wiring should be performed by an electrician. See also \u003ca href=\"\/en\/collections\/elohopealamput\"\u003emercury lamps\u003c\/a\u003e and \u003ca href=\"\/en\/collections\/purkauslamppujen-korvaavat-ledit\"\u003eLED replacements for discharge lamps\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/details\u003e","brand":"Patron","offers":[{"title":"160W \/ 4200K \/ E27","offer_id":55634161500504,"sku":"5941019829723","price":11.23,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/n0664.jpg?v=1756820450"},{"product_id":"philips-hpl-4-pro-elohopealamppu-e27-80w","title":"Philips HPL 4 PRO Mercury Lamp E27 80W 4000lm 3400K – 71×155 mm, for professional use","description":"\u003cp\u003eThe Philips HPL 4 PRO is a high-pressure mercury lamp designed for professional use, intended for the maintenance and replacement of old mercury lamp systems. With 80 W of power and 4000 lumens of consistent light, it is typically used in outdoor lighting, industrial lighting, and old streetlights.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRequires a ballast. Not dimmable. Contains mercury.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-notice product-notice--warning\"\u003e\n\u003cp\u003e\u003cstrong\u003e⚠ Professional Use — Replacement Lamp for Old Systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHigh-pressure mercury lamps are an aging technology restricted by the EU. This lamp is primarily intended for the \u003cstrong\u003emaintenance and replacement of existing mercury lamp systems\u003c\/strong\u003e. For new installations, LED or metal halide lamp alternatives are recommended due to better energy efficiency and color rendering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLamp type: high-pressure mercury lamp (HPL)\u003c\/li\u003e\n\u003cli\u003eSeries: HPL 4 PRO\u003c\/li\u003e\n\u003cli\u003eBase: E27\u003c\/li\u003e\n\u003cli\u003ePower: 80 W\u003c\/li\u003e\n\u003cli\u003eLuminous flux: 4000 lm\u003c\/li\u003e\n\u003cli\u003eColor temperature: 3400 K\u003c\/li\u003e\n\u003cli\u003eColor Rendering Index (CRI): 40–59\u003c\/li\u003e\n\u003cli\u003eLuminous efficacy: 49 lm\/W\u003c\/li\u003e\n\u003cli\u003eLamp shape: elliptical\u003c\/li\u003e\n\u003cli\u003eLamp voltage: 115 V (internal)\u003c\/li\u003e\n\u003cli\u003eRequires ballast: Yes\u003c\/li\u003e\n\u003cli\u003eDimmable: No\u003c\/li\u003e\n\u003cli\u003eContains mercury: Yes\u003c\/li\u003e\n\u003cli\u003eDiameter: 71 mm\u003c\/li\u003e\n\u003cli\u003eLength: 155 mm\u003c\/li\u003e\n\u003cli\u003eProduct code: 928090506891\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCompatibility, Installation and Safety\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e\u003cstrong\u003eRequires a ballast\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHigh-pressure mercury lamps do not operate directly on mains voltage — they require an 80W mercury lamp ballast that regulates the current to suit the lamp and provides the starting voltage. Check that the luminaire has the correct mercury lamp ballast (not a metal halide or sodium lamp ballast).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eE27 base — same as a traditional incandescent bulb\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe HPL 4 PRO uses a standard E27 base, so it fits into luminaires whose holders are designed for E27 mercury lamps. Do not attempt to install this lamp in a regular E27 luminaire without a ballast — the lamp will not work and may be damaged.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOperational safety — contains mercury\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis lamp contains small amounts of mercury. Handle the lamp carefully and recycle it properly along with fluorescent tubes and other mercury-containing products. If the lamp breaks, ventilate the area well and collect the fragments using protective gloves — do not use a vacuum cleaner.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlternatives in the LED era\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf you are upgrading your lighting system, consider the following alternatives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect LED replacement:\u003c\/strong\u003e E27 LED lamp that does not require a ballast — requires ballast bypass by an electrician\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal halide lamp:\u003c\/strong\u003e better color rendering and energy efficiency, but requires ballast replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED luminaire replacement:\u003c\/strong\u003e new LED floodlight or outdoor luminaire, the best long-term solution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed information on LED alternatives and ballast bypass, please contact our customer service or explore our LED selection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation checklist\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eCheck that the luminaire has an E27 base and a compatible mercury lamp ballast\u003c\/li\u003e\n\u003cli\u003eCheck that the ballast power matches the lamp power (80W)\u003c\/li\u003e\n\u003cli\u003eCheck that the lamp dimensions (Ø71 × 155 mm) fit the luminaire\u003c\/li\u003e\n\u003cli\u003eDo not install in a luminaire connected to a dimmer\u003c\/li\u003e\n\u003cli\u003eHandle the lamp carefully — contains mercury\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/details\u003e","brand":"Philips","offers":[{"title":"80W \/ 4000K \/ E27","offer_id":57205478392152,"sku":"928090506891","price":11.13,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/17d6470e65527d264f288a2a7a4a81110139e517_c265.jpg?v=1777481217"},{"product_id":"thorgeon-hpl-n-80w-e27-elohopealamppu","title":"Thorgeon HPL-N 80W E27 mercury lamp 3600lm 4000K – 155 mm, requires ballast","description":"\u003cp\u003eThe Thorgeon HPL-N 80W is a traditional mercury lamp with an E27 base, producing 3,600 lumens of natural white 4000K light. It is suitable for general indoor lighting, warehouse lighting, pole luminaires, and outdoor industrial lighting. It operates in traditional mercury lamp systems together with a ballast and ignitor.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eE27 base. Requires a ballast and ignitor — does not operate directly on 230V mains voltage. Contains mercury.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"product-notice product-notice--warning\"\u003e\n  \u003cp\u003e\u003cstrong\u003e⚠ Order product\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eThis product is an order product — delivery time is approximately \u003cstrong\u003e2 weeks\u003c\/strong\u003e from order. Please take this into account if you need the lamp quickly.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"product-notice product-notice--info\"\u003e\n  \u003cp\u003e\u003cstrong\u003eℹ Aging technology — consider an LED alternative\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eMercury lamps are older lighting technology gradually being replaced by LED equivalents. If your system allows for an LED conversion, consider \u003ca href=\"\/en\/collections\/e27-led-lamput\"\u003eE27 LED lamps\u003c\/a\u003e — energy savings are typically 60–80% and service life is up to 5 times longer. This product is still available for the maintenance of existing systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLamp type: Mercury lamp (HPL-N, traditional)\u003c\/li\u003e\n  \u003cli\u003eBrand: Thorgeon\u003c\/li\u003e\n  \u003cli\u003eSeries: HPL-N (High-Pressure Lamp - Normal)\u003c\/li\u003e\n  \u003cli\u003eLamp shape: Ellipsoid (E-shape)\u003c\/li\u003e\n  \u003cli\u003eBase: E27 (standard Edison base)\u003c\/li\u003e\n  \u003cli\u003ePower: 80 W\u003c\/li\u003e\n  \u003cli\u003eLuminous flux: 3,600 lm\u003c\/li\u003e\n  \u003cli\u003eColor temperature: 4000 K (natural white)\u003c\/li\u003e\n  \u003cli\u003eColor Rendering Index (CRI): 40–59 (typical for mercury lamps)\u003c\/li\u003e\n  \u003cli\u003eLuminous efficacy: 44.5 lm\/W\u003c\/li\u003e\n  \u003cli\u003eInternal lamp voltage: 105–120 V (requires ballast)\u003c\/li\u003e\n  \u003cli\u003eCompatibility: ballast + ignitor (traditional mercury lamp system)\u003c\/li\u003e\n  \u003cli\u003eContains mercury: Yes (recycling according to WEEE directive)\u003c\/li\u003e\n  \u003cli\u003eDiameter: 71 mm\u003c\/li\u003e\n  \u003cli\u003eLength: 155 mm\u003c\/li\u003e\n  \u003cli\u003eProduct code: 4751029890764\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCompatibility and installation\u003c\/strong\u003e\u003c\/summary\u003e\n\n\u003cp\u003e\u003cstrong\u003eRequires a ballast and ignitor — DOES NOT operate directly on 230V mains voltage\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis is a traditional HPL-N mercury lamp that requires a ballast and ignitor to operate. The internal lamp voltage is 105–120 V, not the household 230 V. The ballast regulates the voltage and the ignitor starts the lamp.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHPL-N vs ML mixed-light lamp — an important distinction\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your system previously had an \u003cstrong\u003eML mixed-light lamp\u003c\/strong\u003e (e.g., Philips HPL 4 PRO), this HPL-N is \u003cstrong\u003enot a direct replacement\u003c\/strong\u003e. Differences:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHPL-N (this product):\u003c\/strong\u003e traditional mercury lamp, requires a separate ballast and ignitor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eML mixed-light lamp:\u003c\/strong\u003e contains its own tungsten filament, which acts as an internal ballast — connects directly to 230V mains voltage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCheck inside the luminaire to see if it has a separate ballast and ignitor. If it does, the HPL-N is suitable. If the luminaire was previously connected directly to 230V (without a ballast), you will need an ML mixed-light lamp (a different product) or the addition of a ballast and ignitor.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTypical applications\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral indoor lighting:\u003c\/strong\u003e warehouses, industrial halls, workshops\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePole lighting:\u003c\/strong\u003e road lighting, courtyards, parking areas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutdoor lighting for industrial areas:\u003c\/strong\u003e loading and storage areas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaintenance of old systems:\u003c\/strong\u003e when existing lamps burn out\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eService life and ignition time\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eMercury lamps typically have a service life of \u003cstrong\u003e15,000–24,000 hours\u003c\/strong\u003e and an ignition time to full power of \u003cstrong\u003e3–7 minutes\u003c\/strong\u003e from ignition. The lamp warms up before reaching full light output, so it is not suitable for spaces requiring immediate strong light (e.g., safety lighting or high-frequency lighting).\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eContains mercury — recycling is important\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis lamp contains mercury, which is harmful to the environment. At the end of its life, the lamp must be recycled \u003cstrong\u003ein accordance with the WEEE directive (Waste from Electrical and Electronic Equipment)\u003c\/strong\u003e:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDo not dispose of the lamp in general waste\u003c\/li\u003e\n  \u003cli\u003eTake the end-of-life lamp to the nearest WEEE collection point (recycling centers, electrical stores)\u003c\/li\u003e\n  \u003cli\u003eDo not break the lamp during transport — mercury vapor is harmful to health\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote on color rendering — CRI 40–59\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Color Rendering Index (CRI) of this lamp is 40–59, which is low compared to, for example, LED lamps (CRI 80–95) and halogen (CRI 100). In practice, colors do not appear natural under mercury lamp light — greens are emphasized, reds fade. This is typical for mercury lamps and why they are mainly used in \u003cstrong\u003eoutdoor lighting and industrial spaces\u003c\/strong\u003e, not in spaces where color rendering is important.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation checklist\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col\u003e\n  \u003cli\u003eCheck that the luminaire has an E27 base\u003c\/li\u003e\n  \u003cli\u003eCheck that the luminaire has a functioning ballast and ignitor (no direct 230V connection)\u003c\/li\u003e\n  \u003cli\u003eCheck that the ballast is designed for an 80W mercury lamp (and not a different wattage)\u003c\/li\u003e\n  \u003cli\u003eCheck that the luminaire space is sufficient for a 71 mm diameter and 155 mm length\u003c\/li\u003e\n  \u003cli\u003eUse protective gloves when installing — do not touch the lamp glass with your fingers\u003c\/li\u003e\n  \u003cli\u003eInstall with power off — screw the lamp into the E27 holder\u003c\/li\u003e\n  \u003cli\u003eTurn on the power — wait 3–7 minutes for full power to be reached\u003c\/li\u003e\n  \u003cli\u003eAt the end of its life, recycle according to the WEEE directive\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003eAlso, explore our selection of \u003ca href=\"\/en\/collections\/elohopealamput\"\u003eother mercury lamps\u003c\/a\u003e and the more energy-efficient \u003ca href=\"\/en\/collections\/e27-led-lamput\"\u003eE27 LED alternative\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Thorgeon","offers":[{"title":"80W \/ 4000K \/ E27","offer_id":57264138912088,"sku":"4751029890764","price":9.48,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/66fe8723627d417eb237f6ca1ffb3d8817e558f7.png?v=1778434070"},{"product_id":"thorgeon-hpl-n-700w-e40-elohopealamppu","title":"Thorgeon HPL-N 700W E40 Mercury Lamp 42000lm 4000K – 339 mm, Professional Use","description":"\u003cp\u003eThe Thorgeon HPL-N 700W is a high-power mercury lamp with an E40 base, producing 42,000 lumens of natural white 4000K light. It is intended for professional use in large industrial halls, sports field lighting, pole luminaires, and outdoor lighting for industrial areas. It operates in established mercury lamp systems together with an appropriate ballast and ignitor.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eE40 base. Requires a ballast and ignitor. Contains mercury.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"product-notice product-notice--warning\"\u003e\n  \u003cp\u003e\u003cstrong\u003e⚠ Order product\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eThis product is an order product — delivery time is approximately \u003cstrong\u003e2 weeks\u003c\/strong\u003e from the order. Please consider this if you need the lamp quickly.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"product-notice product-notice--info\"\u003e\n  \u003cp\u003e\u003cstrong\u003eℹ Aging technology — consider an LED alternative\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eMercury lamps are an older lighting technology that is gradually being replaced by LED counterparts. If your system allows for an LED replacement, consider \u003ca href=\"\/en\/collections\/sylvania-teollisuusvalaisimet\"\u003eindustrial LED luminaires\u003c\/a\u003e — energy savings are typically 60–70% and the lifespan is up to 5 times longer. This product is still available for the maintenance of existing systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLamp type: Mercury lamp (HPL-N, high-pressure)\u003c\/li\u003e\n  \u003cli\u003eBrand: Thorgeon\u003c\/li\u003e\n  \u003cli\u003eSeries: HPL-N (High-Pressure Lamp - Normal)\u003c\/li\u003e\n  \u003cli\u003eLamp shape: Ellipsoid (E-shape)\u003c\/li\u003e\n  \u003cli\u003eBase: E40 (large Edison base, professional use)\u003c\/li\u003e\n  \u003cli\u003ePower: 700 W\u003c\/li\u003e\n  \u003cli\u003eLuminous flux: 42,000 lm\u003c\/li\u003e\n  \u003cli\u003eColor temperature: 4000 K (natural white)\u003c\/li\u003e\n  \u003cli\u003eColor Rendering Index (CRI): 40–59 (typical for mercury lamps)\u003c\/li\u003e\n  \u003cli\u003eLuminous efficacy: 60 lm\/W\u003c\/li\u003e\n  \u003cli\u003eInternal lamp voltage: 110–125 V (requires a ballast)\u003c\/li\u003e\n  \u003cli\u003eCompatibility: ballast + ignitor (traditional mercury lamp system)\u003c\/li\u003e\n  \u003cli\u003eContains mercury: Yes (recycling according to WEEE directive)\u003c\/li\u003e\n  \u003cli\u003eDiameter: 155 mm\u003c\/li\u003e\n  \u003cli\u003eLength: 339 mm\u003c\/li\u003e\n  \u003cli\u003eProduct code: 4751029890856\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCompatibility and installation\u003c\/strong\u003e\u003c\/summary\u003e\n\n\u003cp\u003e\u003cstrong\u003eRequires a ballast and ignitor\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe internal lamp voltage of a mercury lamp is 110–125 V, not the household 230 V. This means that the lamp \u003cstrong\u003erequires a ballast and ignitor\u003c\/strong\u003e, which convert the mains voltage to the correct internal voltage and ignite the lamp. Check that the luminaire has:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAn appropriate ballast designed for a 700W mercury lamp\u003c\/li\u003e\n  \u003cli\u003eA compatible ignitor (starter relay)\u003c\/li\u003e\n  \u003cli\u003eAn E40 lamp holder suitable for a high-power lamp\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIf needed, compatible control gear can be found in our selection under \u003ca href=\"\/en\/collections\/liitantalaitteet-kuristimet\"\u003eElectrical Supplies → Control Gear\/Ballasts\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProfessional high-power lamp\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Thorgeon HPL-N 700W is a professional mercury lamp, used especially in:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial halls and large warehouses\u003c\/strong\u003e — high spaces requiring powerful general lighting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSports fields\u003c\/strong\u003e — football, ice hockey, and other large outdoor fields\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePole lighting and street lighting\u003c\/strong\u003e — road and street lighting, parking areas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutdoor lighting for industrial areas\u003c\/strong\u003e — yards, loading areas, storage areas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStage sets and general lighting for exhibition halls\u003c\/strong\u003e — large spaces for events\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eLifespan and warm-up time\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe lifespan of mercury lamps is typically \u003cstrong\u003e15,000–24,000 hours\u003c\/strong\u003e and the warm-up time to full power is \u003cstrong\u003e3–7 minutes\u003c\/strong\u003e from ignition. The lamp heats up before reaching full light output, so it is not suitable for spaces where immediate powerful light is required (e.g., high-frequency lighting or emergency lighting).\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eContains mercury — recycling is important\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis lamp contains mercury, which is harmful to the environment. At the end of its lifespan, the lamp must be recycled \u003cstrong\u003ein accordance with the WEEE directive (Waste from Electrical and Electronic Equipment)\u003c\/strong\u003e:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDo not place the lamp in general waste\u003c\/li\u003e\n  \u003cli\u003eTake the end-of-life lamp to the nearest WEEE collection point (e.g., recycling centers, electrical supply stores)\u003c\/li\u003e\n  \u003cli\u003eEspecially for professional use — property management must have a mercury lamp recycling agreement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote on color rendering — CRI 40–59\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Color Rendering Index (CRI) of this lamp is 40–59, which is low compared to, for example, LED lamps (CRI 80–95) and halogen (CRI 100). In practice, this means that colors do not appear natural under mercury lamp light — greens are accentuated, reds fade. This is typical for mercury lamps and the reason why they are mainly used in \u003cstrong\u003eoutdoor lighting and industrial spaces\u003c\/strong\u003e, not in spaces where color rendering is important.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation checklist\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col\u003e\n  \u003cli\u003eCheck that the luminaire has an E40 base (not E27)\u003c\/li\u003e\n  \u003cli\u003eCheck that the ballast and ignitor are designed for a 700W mercury lamp\u003c\/li\u003e\n  \u003cli\u003eCheck that the overall dimensions of the luminaire (Ø155 × 339 mm) fit the lamp holder\u003c\/li\u003e\n  \u003cli\u003eUse protective gloves during installation — do not touch the lamp glass with your fingers\u003c\/li\u003e\n  \u003cli\u003eInstall with power disconnected — screw the lamp into the E40 holder and ensure it is firmly in place\u003c\/li\u003e\n  \u003cli\u003eTurn on the power — wait 3–7 minutes for full power to be reached\u003c\/li\u003e\n  \u003cli\u003eAt the end of its lifespan, recycle according to the WEEE directive\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003eAlso check out our selection of \u003ca href=\"\/en\/collections\/elohopealamput\"\u003eother mercury lamps\u003c\/a\u003e and energy-efficient \u003ca href=\"\/en\/collections\/sylvania-teollisuusvalaisimet\"\u003eLED industrial lighting\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Thorgeon","offers":[{"title":"700W \/ 4000K \/ E40","offer_id":57264211362136,"sku":"4751029890856","price":43.07,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/0f63612a4181bd01fd3705beb8bc676de7e82820.png?v=1778434460"},{"product_id":"250w-12700lm-hpl-n-e40-4200k-91x228mm-elohopealamppu-philips","title":"250W, 12700lm, HPL-N, E40, 4200K, 91x228mm, Philips mercury vapor lamp","description":"\u003ch1\u003e\u003cstrong\u003eCLEARANCE SALE\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLamp features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eBase\u003c\/strong\u003e: E40 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous flux\u003c\/strong\u003e: 12,700 lm \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eOverall length\u003c\/strong\u003e: 228 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor rendering index (CRI)\u003c\/strong\u003e: 40–59 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e: 91 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous efficacy\u003c\/strong\u003e: 51 lm\/W\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp shape\u003c\/strong\u003e: Ellipsoid\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp voltage\u003c\/strong\u003e: 125–135 V\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor temperature\u003c\/strong\u003e: 4200 K \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003ePower\u003c\/strong\u003e: 250 W\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupply voltage\u003c\/strong\u003e: 220–240 V \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Philips","offers":[{"title":"250W \/ 4200K \/ E40","offer_id":57852921708888,"sku":"928053007422","price":8.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/26b67093ee3807421943e530c6672009b5ece76f.png?v=1722413118"},{"product_id":"250w-13000lm-hsl-bw-bright-white-basic-e40-4000k-91x228mm-elohopealamppu-sylvania","title":"250W, 13000lm, HSL-BW Bright White Basic, E40, 4000K, 91x228mm, Sylvania mercury vapor lamp","description":"\u003ch1\u003e\u003cstrong\u003eCLEARANCE SALE\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLamp features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eBase\u003c\/strong\u003e: E40 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous flux\u003c\/strong\u003e: 13,000 lm \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eTotal length\u003c\/strong\u003e: 228 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor rendering index (CRI)\u003c\/strong\u003e: 40–59 \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e: 91 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLuminous efficacy\u003c\/strong\u003e: 51 lm\/W\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp shape\u003c\/strong\u003e: Ellipsoid\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eLamp voltage\u003c\/strong\u003e: 125–135 V\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eColor temperature\u003c\/strong\u003e: 4000 K \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003ePower\u003c\/strong\u003e: 250 W\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupply voltage\u003c\/strong\u003e: 220–240 V \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sylvania","offers":[{"title":"250W \/ 4000K \/ E40","offer_id":57853061431640,"sku":"0020429","price":8.02,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/ProductImages0020428_1.jpg?v=1785756332"}],"url":"https:\/\/lmenled.com\/en\/collections\/mercury-lamps.oembed","provider":"Lumenled Oy","version":"1.0","type":"link"}