RAY22 is Fluence’s 22-inch LED grow light bar for research, vertical farms, side-canopy and intracanopy use. The bar is offered in multiple spectra, including Broad R4 (PhysioSpec Indoor) and Far Red (PfrSpec). According to Fluence’s current spec, the RAY22 Broad R4 produces 93 µmol/s at 40 W (≈2.33 µmol/J); the Far Red option outputs 81 µmol/s at 32 W. The fixture features a 120° distribution for close‑proximity mounting (≥6 in above canopy), passive thermal management, and 0–10 V dimming via an external power supply. The aluminum bar measures 55.9×5.6×3.6 cm and weighs 0.6 kg. Rated L70 lifetime is >150,000 hours. Typical use is as supplemental or targeted spectrum lighting; coverage depends on spacing and mounting height.
