RoHS Compliant
Orion Fans
Information and data is subject to
change without prior notification.
Knight Electronics, Inc.
10557 Metric Drive
Dallas, Texas 75243
214-340-0265
OD1238 Series DC Fan - 12, 24, 48V
120x38mm (4.7”x 1.5”)
Frame & Impeller PBT, UL94V-0 plastic Available Options
Tachometer
Alarm
PWM
Thermal control
IP55
Sleeve Bearing
Life Expectancy (L10)
65,000 hours (45C)
Weight: ~0.72 lbs
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Connection 2x Lead wires 24AWG
Motor Brushless DC, auto restart,
polarity and IC protected
Bearing System Dual ball bearing
Insulation Resistance 10M ohm between leadwire
and frame (500VDC)
Dielectric Strength 1 minute at 500 VAC, max
leakage < 500 MicroAmp
Temperature Range -10C ~ 70C
Storage Temperature -40C ~ +80C
Model Number Speed
(RPM)
Airflow
(CFM) Noise (dB) Volts DC Input Power
(Watts) Amps
Max. Static
Pressure
(“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
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