OD4028

OD4028 Series
DC Fan - 5, 12, 24V
40x28mm (1.58”x 1.10”)
Frame & Impeller
PBT, UL94V-0 plastic
Motor
Brushless DC, auto restart,
impedance and polarity
protected
Connection
Bearing System
Insulation Resistance
Dielectric Strength
Storage Temperature
2x Lead wires 26AWG
Ball bearing or Sleeve
10M ohm between leadwire
and frame (500VDC)
1 minute at 500 VAC, max
leakage < 500 MicroAmp
-40C ~ +80C
Available Options:
Tachometer
Alarm
PWM (Pulse Width Modulated speed control)
Thermistor (Thermal Speed
Control)
Life Expectancy (L10)
Ball - 60,000 hrs (45C)
Sleeve - 30,000 hrs (45C)
Operating Temperature
Ball: -20C ~ 75C
Sleeve: -10C ~ 50C
Weight: ~ 0.08 lbs
(5V not shown)
m4
Speed
(RPM)
Airflow
(CFM)
Noise
(dB)
Volts DC
Voltage
Range
(VDC)
Amps
OD4028-05H *
7500
10
32
5
3.5 ~ 6
0.35
OD4028-05L *
5000
7
25
5
4~7
0.22
Model Number
OD4028-05M *
OD4028-12H *
OD4028-12M *
OD4028-12L *
OD4028-24H *
OD4028-24M *
OD4028-24L *
6500
9
8800
12
5000
7
8000
11
8800
12
5000
7
8000
11
* Indicate “B” for ball bearing or “S” for sleeve bearing
Knight Electronics, Inc.
10557 Metric Drive
Dallas, Texas 75243
214-340-0265
29
5
4~7
37
12
7~14
25
12
7~14
35
12
37
35
24
10~27
24
10~27
24
25
7~14
10~27
0.30
0.20
0.18
0.12
0.16
0.12
0.09
Max. Static
Pressure
(“H2O)
0.24
0.17
0.10
0.32
0.25
0.10
0.32
0.25
0.10
Orion Fans
RoHS Compliant
61
Information and data is subject to
change without prior notification.