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DC Fan Model Number Explanation
Please click on the link of each part in the model number example below to see the explanation.
Fan type, presented by 1 digit
- Blank: Axial Fan
- B: Blower
- X: Diagonal Fan
Frame dimension, presented by 2 digits
- 25: 25x25mm
- 30: 30x30mm
- 40: 40x40mm
- 50: 50x50mm
- 52: 52x52mm
- 60: 60x60mm
- 70: 70x70mm
- 75: 75x75mm
- 80: 80x80mm
- 92: 92x92mm
- 97: 97x97mm
- 12: 120x120mm
Frame thickness, presented by 2 digits
- 07: 7mm
- 08: 8mm
- 10: 10mm
- 15: 15mm
- 20: 20mm
- 25: 25mm
- 28: 28mm
- 30: 30mm
- 33: 33mm
- 38: 38mm
Speed, presented by 1 or 2 digits
- LL: super low speed
- L: low speed
- M: middle speed
- H: high speed
- HH: double high speed
- TH: triple high speed
- FH: fourfold high speed
Voltage, presented by 2 digits
- 03: 03V
- 05: 05V
- 12: 12V
- 24: 24V
- 48: 48V
Bearing type, presented by 1 digit
- S: sleeve bearing
- C: 1 ball 1 sleeve bearing/ 1 ball bearing
- B: 2 ball bearing
- F: long life bearing
Protection device, presented by 1 digit
- -: with auto restart protection device
- : without auto restart protection device
Function, presented by 1 digit
- A: AC to DC
- L: low speed sensor
- M: PWM
- N: normal
- O: other options
- P: auto restart protection
- T: temperature control
- W: high humidity resistance, level 1
- X: IP54 dust and water proof, level 2
- Y: IP55 dust and water proof, level 3
- Z: dust and water proof, level 4
Electrical options, presented by 1 digit
- D: Normal
- F: FG
- H: RD/High
- L: RD/Low
Frame and blade combinations, presented by 1 digit
- 1: PBT
- 2: PC
- 3: other options
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