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Small black 40mm square cooling fan with three-wire connector

OEM Industries

OEM Industries FD1240-A3233A 40mm Fan CPU Cooler

SKU CH-J4BM-N0BM2

40 mm CPU air cooler with ball-bearing fan, 12 V 0.09 A three-pin power and black finish

  • ColorBlack
  • TypeFan only
  • Fan Size40mm
  • Bearing TypeBall
  • Power Connector3 Pin
  • LEDNo
  • Compact 40 mm footprint fits tight IPC chassis
  • 12 V, 0.09 A draw keeps power budget low
  • Ball-bearing motor extends operational lifespan
  • Three-pin connector enables speed monitoring
  • Fan-only design targets chip-level airflow

Compact 40 mm Fan for Industrial Chips

The OEM Industries FD1240-A3233A is a 40 mm frame fan intended for chip-level cooling in embedded and IPC systems. It connects through a standard three-pin header and runs on a 12 V supply. The unit is sold as a fan only without a heatsink or mounting hardware. Builders needing a larger airflow envelope or integrated heatpipe assembly should look elsewhere.

Ceramic Ball Bearing Thermals and Power

A ceramic ball bearing supports the rotor for consistent rotation at the rated 0.09 A draw. The low current keeps heat contribution inside a chassis minimal while the bearing design reduces friction-related noise during typical operation. No LED lighting is present, keeping the profile strictly functional. Users requiring PWM speed control or a four-pin connector will not find it here.

Sustained Operation in Embedded Roles

Continuous 12 V input drives steady airflow across the target component without the thermal saturation seen in shorter burst cycles. The simple three-wire layout reports tachometer feedback for system monitoring during long duty periods. The compact 40 mm footprint suits dense board layouts where taller coolers cannot fit. Applications demanding higher static pressure or variable speed curves are outside its design scope.

Punti di forza

  • Compact 40 mm footprint fits tight IPC chassis
  • 12 V, 0.09 A draw keeps power budget low
  • Ball-bearing motor extends operational lifespan
  • Three-pin connector enables speed monitoring
  • Fan-only design targets chip-level airflow

Caratteristiche tecniche

ModelFD1240-A3233A
ColorBlack
TypeFan only
Fan Size40mm
Bearing TypeBall
Power Connector3 Pin
LEDNo

Domande su questo articolo

How do I install the FD1240-A3233A 40mm fan onto my board?

Align the four mounting holes of the 40mm frame with the board's fan header spacing, then press the 3-pin connector onto the 12V header until the keyed tab clicks.

What maintenance will the ceramic bearing need over time?

The ball bearing is sealed and requires no lubrication; if noise or vibration appears after extended use, replace the entire FD1240-A3233A unit.

At what point does the 0.09A draw become a limiting factor under continuous load?

The 12V 0.09A rating sets the maximum current; sustained operation at full speed will not exceed this draw, so the header's current limit is reached first.

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