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Small black 40mm square CPU cooler with three-wire power connector

OEM Industries

OEM Industries 9GV0312J301 40mm CPU cooler 12V .6A 3-wire

SKU CH-CFAS-BDRDP

A 40 mm CPU cooler with a ball-bearing fan delivering 20 to 25 cfm at 2000 to 2499 rpm and 40 to 45 dBA noise on 12 V .6 A power

  • ColorBlack
  • Fan Size40mm
  • Bearing TypeBall
  • Power Connector3 Wires
  • LEDNo
  • Compact 40 mm design fits tight chassis
  • Ball bearing ensures durable, low-friction operation
  • 2000-2499 rpm delivers 20-25 CFM airflow
  • 40-45 dBA noise level stays moderate under load
  • 12 V .6 A 3-wire power for simple motherboard connection

Compact 40mm CPU cooler for tight builds

The OEM Industries 9GV0312J301 is a 40mm square air cooler designed for small-form-factor systems and industrial boards where space is limited. It runs on 12V at 0.6A and uses a three-wire power connector for simple motherboard or controller hook-up. The black frame and lack of LEDs keep the unit visually neutral in any chassis.

Steady airflow at constant speed

The ball-bearing fan operates between 2000 and 2499 rpm, delivering 20 to 25 cfm of airflow under sustained load. Acoustic output stays in the 40 to 45 dBA range, so noise remains consistent during long compute sessions. The fixed-speed design avoids the ramp-up delay seen in PWM models, giving immediate cooling response when the CPU hits thermal limits.

Ball-bearing durability and simple mounting

Ball-bearing construction reduces friction wear compared with sleeve alternatives, extending service life in continuous-operation scenarios. The three-wire lead supplies power, ground and a tachometer signal so the system can monitor fan health without extra headers. A 40mm square footprint matches legacy SANYO 3828 mounting patterns, allowing drop-in replacement on existing brackets.

Points forts

  • Compact 40 mm design fits tight chassis
  • Ball bearing ensures durable, low-friction operation
  • 2000-2499 rpm delivers 20-25 CFM airflow
  • 40-45 dBA noise level stays moderate under load
  • 12 V .6 A 3-wire power for simple motherboard connection

Caractéristiques

Model9GV0312J301
ColorBlack
Fan Size40mm
Bearing TypeBall
Power Connector3 Wires
LEDNo

Questions sur cet article

How loud is the 9GV0312J301 when running at full speed all day?

The fan produces 40 to 45 dBA at 2000 to 2499 rpm, so it stays in a moderate noise range during continuous operation.

What power header does the 3-wire connector on this cooler require?

It needs a standard 12 V three-pin fan header capable of supplying 0.6 A.

Will the 40 mm square frame line up with the mounting pattern on my existing heatsink?

The cooler uses a 40 mm square footprint; check your heatsink’s hole spacing against that dimension before installing.

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