SPECIFICATIONS Model Number: Part Number: MC48B3 19030573A (RoHS Compliant) SPEC NUMBER: 26014019A01 Jan.01.2013 Mechanical Drawing: Motor: Nominal Voltage Operating Voltage Range Nominal Running Current Locked Rotor Current Running Power Average Speed Bearings Air Flow Acoustic Additional Features: = 48 vdc = 24 - 56 vdc = 0.180 amps = 0.450 amps = 8.4 watts = 3700 RPM = Ball = 102 CFM = 47.8 dBA Brushless DC Motor Polarity Protected Electronic Locked Rotor Protection Automatic Restart Capability Operating Temperature: -10C to 70C Storage Temperature: -40C to 85C Termination: Construction: 12" Lead wires, 22AWG, UL 1061 Red - Power Black - Return Venturi: Glass filled nylon, black, UL 94V-0 Propeller: Plastic, Black, UL 94V-0 Agency Approvals: Life Expectancy: This fan is designed for continuous duty life of 75,000 hours at 40C. UL