{"product_id":"sylvania-refled-superia-retro-mr16-gu5-3-4-3w-himmennettava","title":"Sylvania RefLED Superia Retro MR16 GU5.3 4.3W Dimmable 12V – Replaces 35W","description":"\u003cp\u003eThe Sylvania RefLED Superia Retro MR16 is a \u003cstrong\u003epremium-grade, dimmable LED MR16 designed for professional use\u003c\/strong\u003e by Sylvania, replacing a traditional 35–40W GU5.3 halogen lamp. This is the lowest wattage class in the Superia MR16 DIM series — perfectly suited for ambient lighting and spaces where a softer, dimmable light is desired. Available in \u003cstrong\u003efour color temperature variants\u003c\/strong\u003e, including an extra-warm 2700K. The all-glass construction, 25,000-hour service life, and five-year warranty make this a reliable choice for professional applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGU5.3 base. Operates on 12V AC\/DC. Requires a transformer. Dimmable with approved LED-compatible dimmers.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-notice product-notice--warning\"\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠ Made to order\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis is a made-to-order product — delivery time is approximately \u003cstrong\u003e2 weeks\u003c\/strong\u003e from the order. Availability can be checked in the shopping cart.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\u003cdiv class=\"product-notice product-notice--success\"\u003e\n\n\u003cp\u003e\u003cstrong\u003e✓ Most affordable dimmable Superia MR16 model\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 4.3W DIM is the \u003cstrong\u003emost affordable dimmable Superia MR16\u003c\/strong\u003e in our selection (€7.85) — the perfect choice when you want a softer ambient light with a dimming function. You get the same premium quality (25,000 h, 5-year warranty) for less than the higher-wattage versions.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\u003cdiv class=\"product-notice product-notice--success\"\u003e\n\n\u003cp\u003e\u003cstrong\u003e✓ Premium class — 5-year warranty, 25,000 h service life\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eSylvania's Superia series is designed for \u003cstrong\u003eprofessional-grade durability\u003c\/strong\u003e: 67% longer service life (25,000 h vs. Retro 15,000 h), 2× more switching cycles (over 100,000), and a 5-year warranty (vs. 3 years).\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eReplaces a traditional 35–40W GU5.3-based halogen lamp\u003c\/li\u003e\n\n\u003cli\u003eLamp type: LED MR16 spotlight (Superia DIM, professional use, dimmable)\u003c\/li\u003e\n\n\u003cli\u003eBrand: Sylvania\u003c\/li\u003e\n\n\u003cli\u003eSeries: RefLED Superia Retro MR16\u003c\/li\u003e\n\n\u003cli\u003eBase: GU5.3 (bi-pin, 5.3 mm pin spacing)\u003c\/li\u003e\n\n\u003cli\u003eVoltage: 12 V AC\/DC (requires transformer)\u003c\/li\u003e\n\n\u003cli\u003ePower: 4.3 W\u003c\/li\u003e\n\n\u003cli\u003eLuminous flux: 345 lm (2700K and 3000K) \/ 380 lm (4000K and 6500K)\u003c\/li\u003e\n\n\u003cli\u003eColor temperature: \u003cstrong\u003e2700 K, 3000 K, 4000 K or 6500 K\u003c\/strong\u003e (selectable)\u003c\/li\u003e\n\n\u003cli\u003eBeam angle: 36° (wide spotlight)\u003c\/li\u003e\n\n\u003cli\u003eColor Rendering Index (CRI): 80\u003c\/li\u003e\n\n\u003cli\u003eService life: \u003cstrong\u003e25,000 hours\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003eSwitching cycles: \u003cstrong\u003eover 100,000\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003eLamp construction: all-glass body (no plastic)\u003c\/li\u003e\n\n\u003cli\u003eCompatibility: 12V transformers (magnetic or electronic)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDimmable: Yes\u003c\/strong\u003e (with approved LED-compatible dimmers)\u003c\/li\u003e\n\n\u003cli\u003eWarranty: \u003cstrong\u003e5 years\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003eDiameter: 44 mm\u003c\/li\u003e\n\n\u003cli\u003eLength: 50 mm\u003c\/li\u003e\n\n\u003cli\u003eProduct codes: 2700K = 0031813 \/ 3000K = 0031814 \/ 4000K = 0031815 \/ 6500K = 0031816\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ 6500K MINIMUM ORDER QUANTITY 6 PCS.\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003ePURCHASES UNDER 6 PCS ARE POSSIBLE; PLEASE CONTACT CUSTOMER SERVICE.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCompatibility and installation\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e\u003cstrong\u003eDimmable — what does this mean in practice?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis lamp is designed to work \u003cstrong\u003ewith dimmers\u003c\/strong\u003e — you can adjust the light level steplessly between minimum and maximum brightness. Important considerations:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAn LED-compatible dimmer circuit is required\u003c\/strong\u003e — old halogen dimmers may not work reliably with this lamp\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDimming can cause minor flickering or jitter\u003c\/strong\u003e at low power settings — this is a common phenomenon in LED dimming\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eThe minimum power limit\u003c\/strong\u003e is typically about 10–15% — below this, the lamp may turn off completely\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCheck compatibility\u003c\/strong\u003e — Sylvania maintains a list of approved dimmers; contact our customer service if you are unsure\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003eCompatible dimmers can be found in the \u003ca href=\"\/en\/collections\/himmentimet\"\u003eElectrical Accessories → Dimmers\u003c\/a\u003e category.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSuperia MR16 DIM series — when to choose 4.3W vs 5W vs 6.1W?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eSylvania offers three power ratings in the Superia MR16 DIM series:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eThis 4.3W DIM (345\/380 lm):\u003c\/strong\u003e replaces 35–40W halogen — soft ambient light, general household lighting, the most affordable dimmable Superia MR16\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e\u003ca href=\"\/en\/products\/sylvania-refled-superia-retro-mr16-gu5-3-5w-himmennettava\"\u003e5W DIM (460\/480 lm)\u003c\/a\u003e:\u003c\/strong\u003e replaces 40W halogen — general lighting, ambient lighting\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e\u003ca href=\"\/en\/products\/sylvania-refled-superia-retro-mr16-gu5-3-6-1w-himmennettava\"\u003e6.1W DIM (621 lm)\u003c\/a\u003e:\u003c\/strong\u003e replaces 50W halogen — intense spotlight, retail displays\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003eMeasure the wattage of your old halogen lamp — use that to choose the correct model. If the old lamp was 35W or smaller, choose this 4.3W model.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTypical applications — dimmable soft light\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRestaurants and cafes\u003c\/strong\u003e — dimmed ambient lighting during evening hours\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHouseholds\u003c\/strong\u003e — adjusting lighting in living rooms, bedrooms, and dining rooms\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHotels\u003c\/strong\u003e — ambient lighting in rooms and lobbies\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHome theaters\u003c\/strong\u003e — light levels during movies and entertainment\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eChandeliers and multi-lamp fixtures\u003c\/strong\u003e — the combined power of several 4.3W lamps is sufficient for general lighting\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003e4 color temperature variants — for all purposes\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e2700K (extra warm, incandescent-like):\u003c\/strong\u003e households, restaurants, hotels, vintage fixtures\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e3000K (warm white):\u003c\/strong\u003e the most common for ambient lighting\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e4000K (natural white):\u003c\/strong\u003e offices, meeting rooms, shops\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e6500K (daylight):\u003c\/strong\u003e museums, gallery staff rooms, areas requiring precise work\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMR16 size with 44 mm diameter\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis lamp is a compact MR16 version — slightly smaller (44 mm) than standard MR16 (51 mm), but retains MR16 compatibility with its GU5.3 base. Fits both standard MR16 holders and slightly smaller apertures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRequires a 12V transformer\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis is a 12V low-voltage lamp that requires a 12V transformer to operate. Works with both magnetic and electronic transformers, but compatibility with electronic transformers depends on the specific model. The most common compatible brands are Helvar, Tridonic, Osram, Ledvance, and Vossloh-Schwabe.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTransformer and dimmer — both must be LED-compatible\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIn a dimmable system, both components must be LED-compatible:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTransformer:\u003c\/strong\u003e 12V LED-compatible (magnetic or electronic)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDimmer:\u003c\/strong\u003e LED-compatible — old halogen dimmers may not work\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003eCompatible transformers can be found in the \u003ca href=\"\/en\/collections\/muuntajat\"\u003eElectrical Accessories → Transformers\u003c\/a\u003e and dimmers in the \u003ca href=\"\/en\/collections\/himmentimet\"\u003eElectrical Accessories → Dimmers\u003c\/a\u003e category.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCheck the transformer wattage\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe transformer's wattage must correspond to the lamp. For one 4.3W lamp, the transformer should be at least about 5W (reserve a small margin). For multiple lamps:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e5 lamps = 21.5W → transformer at least 25W\u003c\/li\u003e\n\n\u003cli\u003e10 lamps = 43W → transformer at least 50W\u003c\/li\u003e\n\n\u003cli\u003e20 lamps = 86W → transformer at least 100W\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eGlass body — premium quality\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe all-glass body produces a more uniform light distribution than plastic, does not yellow over time, and provides a halogen-like appearance — fits seamlessly into traditional fixtures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eReplaces 35–40W GU5.3 halogen — 88% energy savings\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 4.3W LED produces the same light output (345–380 lm) as a traditional 35–40W GU5.3 halogen. Energy savings are approximately \u003cstrong\u003e88%\u003c\/strong\u003e, and the service life is:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e35–40W GU5.3 halogen: 2,000–4,000 h\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eThis Sylvania Superia DIM: 25,000 h\u003c\/strong\u003e — 6–12 times longer\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003e36° beam angle — wide spotlight\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFlood-class spotlight, suitable for general lighting, ambient lighting, and accent lighting.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation checklist\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col\u003e\n\n\u003cli\u003eCheck that the fixture has a GU5.3 base (not GU4 or GU10)\u003c\/li\u003e\n\n\u003cli\u003eCheck that a 12V transformer (magnetic or electronic) is in use\u003c\/li\u003e\n\n\u003cli\u003eCheck that the transformer power is sufficient for the total power of the lamps\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCheck that the dimmer is LED-compatible\u003c\/strong\u003e (if in use)\u003c\/li\u003e\n\n\u003cli\u003eCheck that the fixture dimensions (44 mm diameter, 50 mm length) fit\u003c\/li\u003e\n\n\u003cli\u003eTurn off the power before installation — do not touch the lamp glass with your fingers\u003c\/li\u003e\n\n\u003cli\u003eInstall the lamp and turn on the power\u003c\/li\u003e\n\n\u003cli\u003eTest the dimming function at different levels — check that the lamp does not flicker annoyingly\u003c\/li\u003e\n\n\n\u003c\/ol\u003e\n\n\u003cp\u003eAlso check out the \u003ca href=\"\/en\/collections\/gu5-3-led-kohdelamput\"\u003eother GU5.3 LED spotlights\u003c\/a\u003e and \u003ca href=\"\/en\/collections\/himmentimet\"\u003edimmers\u003c\/a\u003e in our selection.\u003c\/p\u003e\n\n\u003c\/details\u003e","brand":"Sylvania","offers":[{"title":"4.3W \/ 2700K \/ GU5.3","offer_id":56571904131416,"sku":"0031813","price":7.85,"currency_code":"EUR","in_stock":true},{"title":"4.3W \/ 3000K \/ GU5.3","offer_id":56571904164184,"sku":"0031814","price":7.85,"currency_code":"EUR","in_stock":true},{"title":"4.3W \/ 4000K \/ GU5.3","offer_id":56571904196952,"sku":"0031815","price":7.85,"currency_code":"EUR","in_stock":true},{"title":"4.3W \/ 6500K \/ GU5.3","offer_id":56571904229720,"sku":"0031816","price":8.85,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/2171\/6917\/files\/0031813.jpg?v=1769001565","url":"https:\/\/lomenled.com\/en\/products\/sylvania-refled-superia-retro-mr16-gu5-3-4-3w-himmennettava","provider":"Lumenled Oy","version":"1.0","type":"link"}