Philips 40-Watt 4 ft. Linear T12 U-Bend Fluorescent Tube Light Bulb Bright White (3500K) (1-Pack) 562966 - The Home Depot

The Philips 40-Watt Linear Fluorescent U-Bent Light Bulbs (FB40T12/BRIGHT WHITE 3500K) last up to 18,000-hours. It features a light output of up to 2,300 Lumens. These U-shaped bulbs provide a bright, crisp white light for a pleasant atmosphere and are ideal for home or office

Highlights

Brightness: 2300 Lumens

Estimated yearly energy cost:

4.82 (based on 3-hours/day, 11c/kWh, cost depend on rates and use)

Lasts up to 16.4-years (based on 3-hours/day), 24,000 Hours

Light appearance: 3500K (bright white)

Energy used: 40-Watt

Lumens per watt: 57.5

T12 unbent bulb shape, medium bi-pin base

Contains mercury: yes (for more info on cleanup and safe disposal)

Indoor, commercial and residential use