Philips Greenpower 600W 400V HPS Lamp - SE Systems AC Infinity's guidance is to

AC Infinity's guidance is to run the U2 during flowering only

and overheat protection cuts heating at 90°C (194°F) internally or when the sensor probe reads above 60°C (140°F)

Whether you're running multiple fans

B1 vitamins

and uneven moisture loss during the curing process

Philips Greenpower 600W 400V HPS Lamp - SE Systems AC Infinity's guidance is toThe Philips GreenPower 600 W 400 V HPS Lamp (SingleEnded, E40 base) is engineered for professional horticultural use with 400 V ballasts, delivering outstanding flowering performance. Its 2,000 K spectrum, is optimised for the red orange range, enhancing flowering intensity and canopy development. Rated for approximately 1,120 mol s PPF, it surpasses standard 600 W lamps in usable plant light output. Designed for longevity, the lamp is rated for