DC Fan - 12, 24, 48V OD1238 Series 120x38mm (4.7”x 1.5”) 5 Frame & Impeller PBT, UL94V-0 plastic Available Options Tachometer Connection 2x Lead wires 24AWG Alarm PWM Brushless DC, auto restart, Thermal control Motor polarity and IC protected IP55 Sleeve Bearing Bearing System Dual ball bearing 10M ohm between leadwire Life Expectancy (L10) Insulation Resistance and frame (500VDC) 65,000 hours (45C) Dielectric Strength 1 minute at 500 VAC, max Weight: ~0.72 lbs leakage < 500 MicroAmp Temperature Range -10C ~ 70C Storage Temperature -40C ~ +80C m1 Max. Static Speed Airflow Input Power Model Number Noise (dB) Volts DC Amps Pressure (RPM) (CFM) (Watts) (“H2O) OD1238-12HB 2800 105 43 12 6 0.50 0.24 OD1238-12MB 2540 95 41 12 4 0.35 0.23 OD1238-12LB 1950 73 33 12 3 0.24 0.13 OD1238-12LLB 1500 53 27 12 2 0.16 0.09 OD1238-24HB 2800 105 43 24 7 0.32 0.24 OD1238-24MB 2540 95 41 24 6 0.23 0.23 OD1238-24LB 1950 73 33 24 4 0.14 0.13 OD1238-48HB 2800 105 43 48 10 0.20 0.24 OD1238-48MB 2540 95 41 48 7 0.14 0.23 OD1238-48LB 1950 73 33 48 5 0.10 0.13 OD1238-48LLB 1500 53 27 48 4 0.08 0.09 *Indicate “B” to specify Ball bearing or “S” to specify Sleeve bearing Knight Electronics, Inc. 10557 Metric Drive Orion Fans Dallas, Texas 75243 Information and data is subject to 214-340-0265 change without prior notification. RoHS Compliant

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: O rion Fans: OD1238PT-12MWB OD1238PT-12HWB OD1238PT-12LWB OD1238-12LTB OD1238-12MTB OD1238-24MTB OD1238AN-24HTB OD1238-12HS-C OD1238-24HB01A OD1238-12HB01A OD1238-24HB02A OD1238-12HB02A OD1238-12MB01 OD1238-24HBIP55 OD1238PT-12MTB OD1238-24MTS 0D1238-12MTB