SPECIFICATIONS Model Number: Part Number: ST24S3H 19032397A SHREV.A September 7, 2010 Mechanical Drawing: Motor (full speed): Nominal Voltage Operating Voltage Range Nominal Running Current Max. Locked Rotor Current Running Power Average Speed Bearings Air Flow Acoustic Additional Features: = 24 vdc = 12 - 28 vdc = .160 amps = .440 amps = 3.8 watts = 3500 RPM = Ball Bearing = 34 CFM = 40.2 dBA Construction: Venturi: Plastic, Black, UL 94V-0 Propeller: Plastic, Black, UL 94V-0 Life Expectancy: This fan is designed for continuous duty life of 78,000 hours at 40C. Brushless DC Motor Locked Rotor Protection Polarity Protection Thermal Speed Control Automatic Restart Capability Operating Temperature: Storage temperature: Thermal Speed Control -10C to 70C -40C to 85C Termination: Thermistor on 25" zip cord 12" Lead wires, 22 AWG, UL 1061 Red = Power (+) Black = Return (-) Agency Approvals UL,