{"product_id":"replacement-for-sylvania-21376-f40t12-930-eco-30-pack-reliable-3000k","title":"Replacement for Sylvania 21376 F40T12\/930\/ECO 30-Pack - Reliable 3000K","description":"\u003cp\u003eOur review of the Replacement for Sylvania 21376 F40T12\/930\/ECO focuses on value buyers who need bulk fluorescent tubes for offices, workshops, or maintenance inventories. This 30-pack delivers a straightforward replacement option with a warm 3000K color temperature and a conventional T12 glass size, and the biggest reason to buy is the combination of quantity and consistent 3000 lumen output per tube that simplifies large-scale lamp swaps. For facilities that still use G13 2-pin fixtures, this pack reduces downtime and purchase frequency with a long 20,000 hour rated life.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e30-Pack Quantity:\u003c\/strong\u003e Buying in a 30-pack keeps a steady supply on hand for bulk replacements and lowers per-tube cost compared with single purchases.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT12 Glass Size with G13 Base:\u003c\/strong\u003e The standard T12 diameter and 2-pin G13 base ensure direct compatibility with fixtures designed for classic fluorescent tubes.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3000K Color Temperature:\u003c\/strong\u003e The warm white 3000K light produces a softer, less clinical light suitable for lobbies, retail, and residential-style spaces.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3000 Lumens Output:\u003c\/strong\u003e Each tube offers bright light appropriate for general illumination in larger rooms and work areas.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e20,000 Hour Rated Life:\u003c\/strong\u003e The rated life reduces replacement frequency and labor over time compared with shorter-life lamps.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh Color Fidelity:\u003c\/strong\u003e With a 90 CRI rating, colors appear more accurate and natural under these tubes, helpful where color rendering matters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product is aimed at facility managers, contractors, and home improvement buyers who maintain multiple fluorescent fixtures and want a ready supply of direct-fit replacement tubes. The 30-pack is ideal for bundled maintenance schedules, new installations that use T12 hardware, or workplaces seeking consistent warm-white illumination across many fixtures.\u003c\/p\u003e\n\u003cp\u003eShoppers who have upgraded fixtures to LED or who require cooler daylight color temperatures should look elsewhere; this pack is specifically for existing T12\/G13 systems where fluorescent replacement is preferred or required by ballast compatibility.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eBulk 30-pack simplifies procurement and reduces cost per tube for large jobs.\u003c\/li\u003e\n \u003cli\u003eWarm 3000K and 90 CRI provide comfortable, color-accurate light for public and retail spaces.\u003c\/li\u003e\n \u003cli\u003e20,000 hour life lowers maintenance frequency compared with lower-rated lamps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eAs fluorescent tubes, these require compatible ballasts and are not a direct replacement for LED fixtures without an adapter or ballast change.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eModel Replacement\u003c\/td\u003e\n\u003ctd\u003eReplacement for Sylvania 21376 F40T12\/930\/ECO\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e30 light bulbs\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWattage\u003c\/td\u003e\n\u003ctd\u003e40 Watt\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eGlass Size\u003c\/td\u003e\n\u003ctd\u003eT12 (47.76 in \/ 48 in length)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003eG13 2-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eColor Temperature\u003c\/td\u003e\n\u003ctd\u003e3000K\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLumen Output\u003c\/td\u003e\n\u003ctd\u003e3000 Lumens\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eColor Rendering Index\u003c\/td\u003e\n\u003ctd\u003e90 CRI\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eRated Life\u003c\/td\u003e\n\u003ctd\u003e20,000 hour life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor anyone maintaining legacy T12 fixtures, this 30-pack is a practical and cost-effective choice: it delivers consistent 3000K lighting, strong color rendering, and a long rated life that reduces replacement work. It represents good value when you need many direct-fit fluorescent tubes rather than switching to new fixture types.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these tubes compatible with standard T12 ballasts?\u003c\/strong\u003e\u003cbr\u003eYes, they are standard T12 tubes with a G13 2-pin base and are intended for use with compatible fluorescent ballasts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the light color and is it suitable for offices?\u003c\/strong\u003e\u003cbr\u003eThe tubes provide a 3000K warm white light with 90 CRI, which is suitable for lobbies, retail, and offices that prefer a warmer ambience.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do the tubes last?\u003c\/strong\u003e\u003cbr\u003eThey are rated for a 20,000 hour life, which reduces replacement frequency in regular-use environments.\u003c\/p\u003e","brand":"Industrial Performance","offers":[{"title":"Default Title","offer_id":48746187849947,"sku":"B0FC43M272","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/419M3hivYWL._AC_SL1000_b413f56a-d88b-4c52-b581-b4e01909f9eb.jpg?v=1778840378","url":"https:\/\/gearmusthave.com\/products\/replacement-for-sylvania-21376-f40t12-930-eco-30-pack-reliable-3000k","provider":"GearMustHave","version":"1.0","type":"link"}