0 5,000 10,000 15,000 20,000 25,000 30,0000 5,000 10,000 15,000 20,000 25,000 30,000
Rated Average Life in HoursRated Average Life in Hours
BASED ON 3 HOURS PER START
2
Philips Long LifeT12 on Programmed StartBallast
BASED ON 12 HOURS PER START
3
30,000
24,000
Long life, low mercur y
Philips T12 Long Life lamps
are environmentally responsible
and offer long life
Ideal for applications where longer relamp cycles would be beneficial
Rated Average Life
Philips Long LifeT12 Lamps
Long life
• Reduce maintenance and recycling costs
• Up to 20% more life on average than a Philips standard
4'T12 34W lamp
1
Better for the environment
• Only 4.4 mg of mercury with ALTO
®
LampTechnology
Warranty period:36 months
See page 7 for ordering information.
1) When compared to aPhilips standard 4'T12 34Wlamp with 20,000hours rated average life
(3 hours per start) with2650 lumens and62 CRI.
2) Average life under specified test conditions with lamps turned off and restarted no more
frequently than once every 3 operating hours.Lamplife is appreciably longer if lamps are
started less frequently.
3)Averagelifeunderengineering datawithlampsturnedoff andrestarted onceevery 12
operating hours.
4 Upgrade to a high performingT12 lamp
