The Sirius HRI 371W S+ (59587) powered by Osram is a professional mercury vapor short-arc discharge lamp engineered for high-output moving head beam fixtures used in touring, clubs, theaters, and production environments. It delivers an impressive 19, 800 lumens at 7650K with Ra 85 for cleaner whites and improved color quality. Electrical specifications include 371W nominal wattage, 70V nominal voltage, and 5.0A nominal current. Optics geometry includes a 31.4 mm working distance and a 1.2 mm electrode gap (cold) to support tight, punchy beam performance. Nominal lifetime is 3, 000 hours.
Common fixture applications include FINE 380 BEAM/PLUS, DREAM 371, X-4 GT, GTD-371 II BEAM, TD-371 BEAM, LQE-MHY450B, XP-380 BEAM, and more.