OD254 Series DC Fan - 12, 24, 48V 254x89mm (10.0”x 3.50”) Frame Diecast Aluminum Connection 2x Lead wires 20AWG or terminals Available Options: Tachometer Alarm Thermistor Speed Control PWM Speed Control Ball bearing Operating Temperature Ball: -20C ~ +75C Impeller Motor Bearing System Insulation Resistance Dielectric Strength Storage Temperature PBT, UL94V-0 plastic Life Expectancy (L10) Ball - 40,000 hrs (60C) Brushless DC, auto restart, impedance and polarity protected 10M ohm between leadwire and frame (500VDC) Weight: ~4.0 lbs 1 second at 500 VAC, max leakage < 500 MicroAmp m0 -40C ~ +90C Speed (RPM) Airflow (CFM) Noise (dB) Volts DC Voltage Range (VDC) Input Power (Watt) Amps OD254AP-12H * 2400 830 60 12 9~13 65 5.4 OD254AP-12L * 1650 550 39 12 8~14 13 1.1 Model Number OD254AP-12M * OD254AP-24H * OD254AP-24M * OD254AP-24L * OD254AP-48H * OD254AP-48M * OD254AP-48L * 2000 2500 2000 1500 2500 2000 1500 690 850 690 550 850 690 550 47 12 64 47 24 16~27 24 16~27 24 39 64 48 47 48 39 9~13 48 16~27 24~53 24~53 24~56 23 Max. Static Pressure (“H2O) 0.78 1.9 0.58 64 2.65 0.83 13 0.52 24 62 24 15 0.97 1.3 0.48 0.30 0.37 0.58 0.37 0.83 0.58 0.37 * Indicate “B” for wire leads or “TB” for Terminals Knight Electronics, Inc. 10557 Metric Drive Dallas, Texas 75243 214-340-0265 Orion Fans RoHS Compliant 90 Information and data is subject to change without prior notification.