Manairco Rotating Beacon - Model AB-1000F - Description - Two failsafe beacons with automatic lamp switching. Should either of the primary lamps burn out the stand-by pair of lamps will automatically light and cancel the primary set. Standard tell-tale circuit warns operations when stand-by lamps go on. All features of other models with aluminum enclosures. Specs:

RPM - 12
Dimensions - 33 inches high - 25 inch diameter
Lamps - 4 sealed beam 500W PAR 64
Beam Width 5 degree wide x - 30 degree high Rated Lamp Life - 4000 hours
Power Requirements - 117V AC, 60hz, 2250 watts, 19.2 amps Manairco Rotating Beacon - Model AB-1000F