- T12 linear fluorescent ideal for residential and commercial use
- Natural daylight appearance ideal for concentrating and task work
- T12 linear with ALTO technology minimizes mercury content
Brighten your home or business with these Philips 40-Watt 4 ft. T12 Natural Daylight Linear Fluorescent ALTO Light Bulbs (F40T12/Daylight/5000K). These indoor, bi-pin fluorescent bulbs are designed to fit your everyday, general-purpose lighting needs. They simulate natural full spectrum light, for any room in the house.
- Brightness: 2500 Lumens
- Estimated yearly energy cost: $4.82 (Based on 3-hrs/day, 11c/kWh. cost depend on rates and use)
- Lasts up to 21.9 years (based on 3 hours/day)
- Light appearance: 5000K (Natural Daylight)
- Energy used: 40-Watt
- Lumens per watt: 62.5
- T12 bulb shape, medium bi-pin base
- Contains mercury: yes (for more info on cleanup and safe disposal, visit: epa.gov/cfl)
- Ideal for indoor general lighting purposes for commercial and residential use
- Based on availability, color temperature on packaging may vary between natural and daylight, but all lamps provide the same color temperature output of 5000K