Philips 901575 Master GreenPower, Elite Agro CDM 3100K, 315-Watt
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Superior color quality. Crisp white light. 4200k color temperature, High 92cri, 34,300 initial lumens (109Lm/W). High 90% lumen maintenance at 8,000 hr./High 85% PPF maintenance at 20,000 hr. Unique Open Rated Lamp construction reduces radiant heat from the arc tube and is suitable for open fixture use.Important:Until the lamp has achieved a least 10 hours of operation, the lamp should never be turned off sooner than 2 minutes, including during the installation test. In case that this has happened, you will have to wait 1 hour before switching on again. Failure to comply with this requirement may lead to ignition problems.
- Very High 1.95 PPF per second light source
- 3100k color temperature, High 92cri, 33,000 initial lumens
- High 90% lumen maintenance at 8,000 hr./High 85% PPF maintenance at 20,000 hr.