{"product_id":"satco-s4178-20-watt-mr16-halogen-gx5-3-base-12-volt-black-back-fl-38-beam-pattern-no-harmful-ultraviolet-rays-light-bulb-with-lens","title":"Satco S4178 MR16 Halogen Bulb – 20W, GX5.3 Base, 12V, 38° Beam, UV-Free with Lens for Track \u0026 Accent Lighting","description":"\u003cdiv class=\"glowhous-product-description\"\u003e\n\u003c!-- INTRO HOOK --\u003e\n\u003cp\u003e\u003cstrong\u003eIlluminate your world with the Satco S4178 20 Watt MR16 Halogen GX5.3 Base Light Bulb.\u003c\/strong\u003e Designed by Glowhous for effortless ambiance and reliable performance, this halogen bulb delivers precise 38-degree flood lighting with UV protection — perfect for track lighting, accent fixtures, and display illumination.\u003c\/p\u003e\n\u003c!-- KEY FEATURES --\u003e\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV-Free Safe Lighting:\u003c\/strong\u003e Built-in lens blocks harmful ultraviolet rays, protecting your skin and preventing fabric fading while delivering brilliant halogen light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect Flood Pattern:\u003c\/strong\u003e 38-degree beam angle provides ideal coverage for highlighting artwork, illuminating workspaces, or creating ambient room lighting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional 20W Power:\u003c\/strong\u003e Delivers bright, crisp halogen light at energy-efficient 20 watts with reliable 12-volt low-voltage operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal GX5.3 Base:\u003c\/strong\u003e Standard two-pin base fits most MR16 track lights, recessed fixtures, and landscape lighting systems for easy installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Dissipating Design:\u003c\/strong\u003e Black back coating efficiently manages heat while the protective lens ensures long-lasting performance in any fixture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003eWattage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e20 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e12 Volt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003eLumens\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003eBright Halogen Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003eColor Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003eWarm Halogen White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003eBase \/ Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003eGX5.3 Two-Pin Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003ePack Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003eSingle Bulb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003eWaterproof Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003eIndoor Use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e12V Low Voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border-bottom:1px solid #eee;\"\u003eStandard MR16 Size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eHalogen with Glass Lens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- USE CASES --\u003e\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrack lighting systems in kitchens, galleries, and retail spaces\u003c\/li\u003e\n\u003cli\u003eRecessed accent lighting for artwork and architectural features\u003c\/li\u003e\n\u003cli\u003eUnder-cabinet task lighting in workshops and offices\u003c\/li\u003e\n\u003cli\u003eDisplay case illumination in museums and showrooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- WHAT'S IN THE BOX --\u003e\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Satco S4178 MR16 Halogen Bulb with Lens\u003c\/li\u003e\n\u003cli\u003eUV Protection Built-In\u003c\/li\u003e\n\u003cli\u003eReady for Immediate Installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- INSTALLATION \/ HOW TO USE --\u003e\n\u003ch3\u003eEasy to Use\u003c\/h3\u003e\n\u003cp\u003eSimply insert the GX5.3 two-pin base into your compatible MR16 fixture and twist to lock in place. Ensure your transformer provides 12-volt power. The built-in lens and black back design work together to deliver safe, focused lighting instantly. No additional UV filters needed.\u003c\/p\u003e\n\n\u003c!-- BRAND CLOSER (same on every product) --\u003e\n\u003ch3\u003eThe Glowhous Promise\u003c\/h3\u003e\n\u003cp\u003eAt Glowhous, we create lighting with intention — clean design, honest materials, and reliable performance. Every product is built to illuminate your world with warmth, safety, and style. If you're not satisfied, our customer care team is always on your side.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Satco","offers":[{"title":"Default Title","offer_id":45060976476296,"sku":"AZLG-2021","price":26.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/5744\/3720\/files\/pos-1-lifestyle_in_use-cmo21fl2b008ratr8vy861rdz-1776720396401.png?v=1776720398","url":"https:\/\/glowhous.com\/products\/satco-s4178-20-watt-mr16-halogen-gx5-3-base-12-volt-black-back-fl-38-beam-pattern-no-harmful-ultraviolet-rays-light-bulb-with-lens","provider":"Glowhous","version":"1.0","type":"link"}