t4819_ledif_41k_bulb T4819_LEDIF_41K_040419 Feit Electric closet tube lights LED linear lights in office

4 ft. T8/T12 4100K Ballast Bypass LED

SKU: T4819/LEDIF/41K


Convert your existing fluorescent fixture to LED technology with the Feit Electric T4819/LEDIF/41K 4ft. T8/T12 LED lamps. This 4100K Cool White light produces 2090 lumens using just 18.5 watts of electricity - up to 55% less energy than equivalent 32 watt fluorescent lamps. Feit Electric shatterproof T8/T12 bulbs have an average life of 50,000 hours / 45.7 years, are RoHS compliant and are 100% mercury free. Choose a dependable bulb for residential or commercial applications. Eliminates the need for ballasts, installation requires basic re-wiring of the fixture.


  • Converts your existing fluorescent fixture to LED technology
  • Easy plug and play direct installation – no need to replace or remove old ballast or rewire the fixture
  • Cool White vibrant light ideal for work spaces and task lighting
  • Energy efficient LED technology uses considerably less power and last longer compared to equivalent incandescent lights



Feit Electric

The products shown on this website are exemplary of Feit Electric products available for sale. Performance characteristics are indicative of expected performance and are subject to revision. Not all products are available for sale or resale in all areas. In particular, products regulated by the California Energy Commission (the "CEC") that are non-compliant are not available for sale and resale in California. Please contact a Feit Electric sales representative for products available for sale and resale in your state or country.