Feit Electrics 32-watt (54-watt equivalent) direct replacement (type a) non-dimmable linear LED tubes replace f54t5 or t5 fluorescent and LED tubes. They work with most existing electronic ballasts for quick and easy plug-and-play installation, with no rewiring necessary. These 3300-lumen high output LED lights produce more light than traditional LED tubes. Choose from bright white 3000k, cool white 4000k, daylight 5000k or daylight deluxe 6500k before installing to have the right light for any job. They are a bright, reliable choice for many residential or commercial lighting including living rooms, garages, warehouses, offices, workshops, basements, convenience stores, retailers, classrooms and larger spaces with high ceilings. T548ho/4cct/LED/2 lights turn on instantly, offering flicker-free full illumination with no warmup time compared to fluorescent tubes.