Home / Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543421 - The Home Depot
  • Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543421 - The Home Depot
  • Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543421 - The Home Depot
  • Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543421 - The Home Depot
  • Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543421 - The Home Depot
  • Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543421 - The Home Depot

Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543421 - The Home Depot

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Detail
Light your basement, garage or workshop with the Philips Linear Fluorescent 40-Watt T12 cool white light bulb (F40T12/CW/4100K). It makes cool white light that is ideal for a work-like environment. Philips Linear Fluorescent T12 light bulbs feature ALTO Lamp Technology

Highlights
  • Brightness: 2600 Lumens
  • Estimated yearly energy cost:
  • 4.82 (based on 3-hours/day, 11c/kWh, cost depend on rates and use)
  • Lasts up to 21.9-years (based on 3-hours/day)
  • Light appearance: 4100K (cool white)
  • Energy used: 40-Watt
  • Lumens per watt: 65
  • T12 bulb shape, medium bi-pin base
  • Contains mercury: yes (for more info on cleanup and safe disposal, visit: epa.gov/cfl)
  • For indoor, commercial and residential use
  • Customer Reviews