Antminer S4 fan specification and possible replacement fans

This article will help you find replacement fans for your Antminer S4. Also we want to emphasize that if you have S4 under warranty do not use fans that are mentioned below as you will loose your warranty and Bitmain will not be responsible for any damage caused by your device. List of fans below is when you have no other option and/or your warranty is expired.

We must note one more time that these fans are NOT INTENDED TO BE USED with ANTMINER and you are using them on your own risk.

First you can see original Antminer S4 fan spec:

Dimension: 120*120*38mm
Voltage: 12V
Start voltage: ≧8V (Power ON/OFF)
Power consumption: 1600RPM 1.68W / 4000RPM 25.8W
Rated current: DutyCycle 100% @ 2.15A
Air Flow: 4000RPM @ 178.3CFM (Max be 239CFM)
Noise: 4000RPM @ 56.7 dB-A (Measured in a Non-EchoChamber)
Air Pressure: 1600RPM 2.88 MM-H2O (4000RPM 16.9 MM-H2O)
Life Expectancy: 40,000 hrs @ 25℃ (May degrade faster at higher temperature)
Connector: 2510-4P

Now we know what specs we need here are a few fans that will do the job properly.

 

Delta TFC1212DE

Dimension: 120*120*38mm
Voltage: 12V
Power consumption: 5500RPM 48W
Rated current: DutyCycle 100% @ 4A
Air Flow: 5500RPM @ 252.8CFM
Noise: 5500RPM @ 66 dB-A
Air Pressure: 5500RPM 35.88 MM-H2O
Life Expectancy: 70000 hrs @ 40°C
Connector: 2510-4P

 

Delta PFC1212DE

Dimension: 120*120*38mm
Voltage: 12V
Power consumption: 5500RPM 57.6W
Rated current: DutyCycle 100% @ 4.8A
Air Flow: 5500RPM @ 252.8CFM
Noise: 5500RPM @ 66.5 dB-A
Air Pressure: 5500RPM 35.88 MM-H2O
Life Expectancy: 70000 hrs @ 40°C
Connector: 2510-4P

 

Sanyo Denki SunAce 120 9GV1212P1J091

Dimension: 120*120*38mm
Voltage: 12V
Power consumption: 6400RPM 36W
Rated current: DutyCycle 100% @ 3A
Air Flow: 6400RPM @ 224CFM
Noise: 6400RPM @ 64 dB-A
Air Pressure: 6400RPM 36.82 MM-H2O
Life Expectancy: 40000 hrs @ 40°C
Connector: 2510-4P

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