The SIRIUS HRI 280W RO (54498) is a professional moving head HID short-arc lamp engineered for beam and spot fixtures used in touring, clubs, theaters, and production environments. It delivers 11, 500 lumens at 7800K with Ra 78 for clean, cool-white output and strong throw. Designed for entertainment fixtures, it supports any burning position. Electrical specifications include 280W nominal wattage, 70V nominal voltage, and 4A nominal current. Compact optics geometry ( 34.5 mm working distance and 0.9 mm electrode gap cold) supports tight beams and consistent performance.
Nominal lifetime is 2, 000 hours. Common fixture applications include Robe Pointe, Acme XP-280 Beam, FineArt FINE-xtreme-280W, JB Lighting Varyscan P4, BriteQ BTX-TITAN, Jolly X-3 Coupe, Music & Lights Jade, Max Lighting ML-1312, Steinigke Futurelight PLB-280, and XMLite Beam/Spot/Hot Beam 280.