Master 6 Veg

Master 6 Veg is a 660 W, six‑bar LED fixture from Grand Master LEDs designed for vegetative growth. The unit covers a 5' x 5' veg footprint and delivers a total output of 1815 µmol/s at a system efficacy around 2.71 µmol/J. It uses an Inventronics driver and Samsung LM301H diodes, carries IP66 ingress protection, and folds for easier installation. Control includes on‑board knob dimming and RJ14 port compatibility with the Grand Master Controller and selected third‑party systems. The fixture measures 44 x 44 inches, weighs 30.97 lb (about 14.0 kg), and is ETL listed and DLC listed. Recommended mounting height is 12–18 inches above canopy. Voltage options include 120–277 V, with 480 V models available.