4 Pack 21 Inch LED T5 F13T5WW Replacement Bulbs 9W 920 Lumens Warm White 3000K 120V Direct Replacement For Under-Cabinet Lighting Ballast Compatible Energy Saving Long-Lasting

4-Pack 21-Inch LED Tubes (533 mm), 9W, Warm White 3000K
✔️ 9W, 920 lm, 21 inch LED tubes, 120V, 3000K warm white, pack of 4

These 21-inch LED tubes replace standard fluorescent T5 tubes and are a good fit for under-cabinet lighting, closets, display cases, and RV interiors that run on 120V mains. They provide energy savings and mercury-free operation compared to fluorescent bulbs.

✅ Pack of 4 LED tubes for 21 inch T5 fixtures
✅ Direct replacement for 21 inch T5 fluorescent tubes; 9W
✅ 120V AC input; ballast-compatible (ballast must work)
✅ 920 lumens, 3000K warm white; CRI 90
✅ 21 inch long (533 mm); mercury-free and safe disposal
✅ Lifespan ~25,000 hours
✅ Energy-saving compared to fluorescent tubes

💡 What is an LED tube replacement for 21 inch T5 fluorescent fixtures and why choose it for your lighting upgrade?

Handy energy-saving option for upgrading linear lighting.

• Energy efficiency reduces power use and bills
• Ballast-compatible direct retrofit for 120V systems
• Mercury-free, long life up to 25,000 hours
• Warm white 3000K light with good CRI