{"product_id":"wesome-lighting-21-inch-f13t5-cw-led-replacement-bulbs-4100k-cool-white-9w-4-pack","title":"Wesome Lighting 21-Inch F13T5\/CW LED Replacement Bulbs – 4100K Cool White, 9W, 4-Pack","description":"\u003ch2\u003eProduct overview\u003c\/h2\u003e\n\u003cp\u003eUpgrade to high‑efficiency lighting with the Wesome Lighting 21‑Inch F13T5\/CW LED replacement bulbs. These tubes are designed to drop into fixtures that previously used fluorescent tubes, offering a modern LED alternative with steady, crisp light and reliable performance. The 4100K cool white tone is well suited for workspaces and task lighting, helping colors appear true and details to stand out without glare.\u003c\/p\u003e\n\u003cp\u003eKey specifications help you compare at a glance. The bulbs run at 9 watts, emit about 950 lumens, and offer a color rendering index (CRI) of 80+. They use a G5 bi-pin base and are ballast-compatible, meaning they can replace your existing fluorescent tubes in many electronic ballast fixtures.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLength: 21 inches\u003c\/li\u003e\n  \u003cli\u003eWattage: 9 watts\u003c\/li\u003e\n  \u003cli\u003eCCT: 4100K cool white\u003c\/li\u003e\n  \u003cli\u003eLight output: ~950 lumens\u003c\/li\u003e\n  \u003cli\u003eCRI: 80+\u003c\/li\u003e\n  \u003cli\u003eBase: G5 bi-pin\u003c\/li\u003e\n  \u003cli\u003eBallast: electronic ballast compatible\u003c\/li\u003e\n  \u003cli\u003eLifetime: up to ~30,000 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnergy efficiency and longevity\u003c\/h3\u003e\n\u003cp\u003eCompared with traditional fluorescent tubes, these replacements typically reduce heat output and energy use. With a long service life—roughly 30,000 hours—your maintenance needs may be fewer over the years, while keeping spaces evenly lit and productive.\u003c\/p\u003e\n\u003ch3\u003eEasy installation and reliability\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: each tube has pins at both ends that drop into the socket and twist into place. A simple plug-and-play approach means light can come on quickly in kitchens, counters, offices, and cabinets. Before installing, verify that your ballast is functional at both ends.\u003c\/p\u003e\n\u003ch3\u003ePractical applications\u003c\/h3\u003e\n\u003cp\u003eThese T5 replacement tubes are well suited for a variety of settings, from busy office work zones to kitchen counters and cabinet displays. They offer a modern, energy-conscious lighting option that supports clean, consistent illumination across surfaces used daily.\u003c\/p\u003e\n\u003ch3\u003eWhat this upgrade offers\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePotential energy savings by replacing fluorescent tubes\u003c\/li\u003e\n  \u003cli\u003eLower heat output contributing to a cooler ambient environment\u003c\/li\u003e\n  \u003cli\u003eLonger replacement cycles with a 30,000-hour lifespan\u003c\/li\u003e\n  \u003cli\u003eEase of integration into existing fixtures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What fixtures are these LED tubes compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed to replace fluorescent tubes in fixtures with electronic ballasts; ensure ballast at both ends works before installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long do these bulbs last and what savings can I expect?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: About 30,000 hours of operation; potential energy savings and reduced replacements versus traditional fluorescent tubes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Wesome Lighting","offers":[{"title":"Default Title","offer_id":53093729435759,"sku":"B0D5H63RJP","price":35.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/wesome-lighting-21in-f13t5cw-led-bulb-front-view.jpg?v=1778778113","url":"https:\/\/taskholt.com\/products\/wesome-lighting-21-inch-f13t5-cw-led-replacement-bulbs-4100k-cool-white-9w-4-pack","provider":"TaskHolt","version":"1.0","type":"link"}