ParfactWorks LP500 is a 500 W, bar-style LED grow light built around Samsung LM281B diodes: 672×3000K + 504×5000K with 252×660 nm red, 24×730 nm IR, and 24×395 nm UV (1,476 LEDs total). It delivers a rated 2.8 μmol/J efficacy and 1,400 μmol/s PPF. Separate on/off control for IR and UV enables four spectrum modes. Coverage is specified at up to 6×6 ft for veg and 5×5 ft for flowering. The passive-cooled, fanless fixture is IP65 rated and supports RJ11 daisy-chain/group control. Dimensions are 84×84×10.45 cm (33×33×4.1 in) with 8.66 kg net weight. Typical operating height is 12–36 in above canopy. The fixture is intended for autosensing 90–305 V input and is listed with a >100,000 h lifetime.
