Philips GreenPower CDM Lamp 315 Watt Elite Agro 3100K

This Philips Green Power lamp with a 3,100°K color temperature delivers outstanding color quality and remarkably crisp white light. It offers an impressive 1.95 PPF (photosynthetic photon flux) per watt per second, with a high CRI of 92 and an initial output of 33,000 lumens (105 Lm/W). The lamp maintains 90% of its lumen output after 8,000 hours and 85% after 20,000 hours. Designed with a double glass jacket, it can be used in either open fixtures (without a glass lens) or enclosed fixtures (with a glass lens).