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Products
Power Supplies
- 80mm Fan
- 120mm Fan
- 140mm Fan
- FANLESS
- Modular
- 80 PLUS
Enclosures
- 2.5" External Enclosure
- 3.5" External Enclosure
- NAS
- RAID
Accessories
- Laptop Cooler
- Converter
- Power Tester
- LED Cooling Fan
SELECT THE DIMENSION 

MODEL NUMBER DESCRIPTION
FOR EXAMPLE: CM4010M12S
FRAME DIMENSION FRAME THICKNESS MOTOR SPEED RATED VOLTAGE BEARING
25: 25x25 mm 07: 7 mm LL: Super Low Speed 03: 3.3 VDC S: sleeve bearing
40: 40x40 mm 08: 8 mm L: Low Speed 05: 5 VDC C: one ball & sleeve bearing
50: 50x50 mm 10: 10 mm M: Middle Speed 12: 12 VDC B: two ball  bearing
52: 52x50 mm 15: 15 mm H: High Speed 24: 24 VDC F: long life bearing
60: 60x60 mm 20: 20 mm HH: Super High Speed 48: 48 VDC
70: 70x70 mm 25: 25 mm TH: Triple High Speed
80: 80x80 mm 28: 28 mm FH: Fourfold High Speed
92: 92x92 mm 38: 38 mm
120: 120x120 mm
Dimension VDC Bearing Optional Device Safety
mm 3.3V 5V 12V 24V 48V SLEEVE 1 BALL 1B&1S 2 BALL LONG LIFE TACHOMETER PROTECTION LOCK ROTOR PROTECTION TEMP. SENSOR UL/CUL TUV
40x40x10 
45x45x10 
50x50x10 
50x50x10II 
60x60x10 
70x70x10 
BASIC FUNCTION
Frame/Housing:
Material for size larger than 60x60x10mm is Thermoplastic UL 94V-0 PBT (30% Fiber)
Material for size equal or smaller than 60x60x10mm is Thermoplastic UL 94V-0 PBT (15% Fiber)
Fan blade:
Material is Thermoplastic UL 94V-0 PBT (15% Fiber)
Lead wire:
AWG # 28/30 for size equal or smaller than 40x40x8mm, 150mm length, material is UL approved
AWG # 26/28 for size between 40x40x10mm to 60x60x15mm, 300mm length, material is UL approved
AWG # 24/26 for size between 60x60x25mm to 120x120x38mm, 300mm length, material is UL approved
Insulation resistance:
Minimum 10MΩ at 500VDC between housing and both lead wires
Dielectric strength:
Withstand 600VAC for one minute 1mA between housing and both lead wires
Operating temperature:
-10C~+70C, high/low temperature test for 24 hours, temperature change: 30XC/hour
Storage temperature:
-40C~+70C, high/low temperature test for 24 hours, temperature change: 30XC/hour
Basic locked rotor protection:
no coil & board damaged
Optional device:
Lock rotor protection with FG/RD signal output
Temperature sensor
Tachometer output

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