The Sirius HRI 190W+ (54402) is a professional 5R-class discharge lamp engineered for compact moving head beam fixtures used in clubs, venues, and production environments. It delivers 8, 100 lumens at 8200K with Ra 73 for clean, cool-white output and strong throw. Electrical specifications include 190W nominal wattage, 70V nominal voltage, and 2.7A nominal current. Optics geometry includes a 34.5 mm working distance to support consistent performance in compatible enclosures. Nominal lifetime is 3, 000 hours. Common fixture applications include Acme XP-5R BEAM and Claypaky Sharpy.