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Small black 40mm square case fan with 2-pin connector and ball bearing

Zyvpee

Zyvpee KD1204PFB2 40mm 12V .6W 2-pin case fan

SKU CH-YQE0-1M0B5

A 40×10 mm 12 V case fan with ball bearing, 2-pin connector and under 1600 RPM speed

  • TypeCase Fan
  • CompatibilityCPU Cooler
  • Bearing TypeBall
  • RPM<1600 RPM
  • Power Connector2 Pin
  • ColorBlack
  • Compact 40 mm frame fits tight chassis spaces
  • Ball bearing design extends operational lifespan
  • Low 0.6 W draw reduces system power load
  • 12 V two-pin connector simplifies installation
  • Sub-1600 RPM speed keeps noise levels down

Zyvpee KD1204PFB2 40mm 12V case fan

The Zyvpee KD1204PFB2 is a 40mm case fan designed for compact cooling tasks. It suits builders working on small-form-factor PCs, routers or network switches where space is tight. The unit runs on 12V power and draws .6W. Its black, non-LED frame keeps the look neutral inside any chassis.

Installing the KD1204PFB2 and common pitfalls

Mounting uses standard 40mm screw holes and a 2-pin power connector. The 10mm thickness fits most slim brackets but can foul taller VRM heatsinks if clearance is not checked first. Ball bearings keep noise low at speeds below 1600 RPM. Incorrect pin alignment is the main cause of start-up failure.

Who should buy this fan and who should not

This fan fits users needing a 40mm replacement for CPU coolers or networking gear with a 2-pin header. Builders who need PWM speed control, higher static pressure or larger frame sizes should look elsewhere. It also does not suit cases that only accept 3-pin or 4-pin connectors.

Highlights

  • Compact 40 mm frame fits tight chassis spaces
  • Ball bearing design extends operational lifespan
  • Low 0.6 W draw reduces system power load
  • 12 V two-pin connector simplifies installation
  • Sub-1600 RPM speed keeps noise levels down

Specifications

BrandZyvpee
SeriesKD1204PFB2
ModelKD1204PFB2
TypeCase Fan
CompatibilityCPU Cooler
Bearing TypeBall
RPM<1600 RPM
Power Connector2 Pin
ColorBlack
LEDNon-LED
Dimensions40*10mm

Questions about this item

How can I confirm the KD1204PFB2 is spinning correctly after installation?

Connect the 2-pin plug to a 12 V header and verify the blades rotate smoothly up to 1600 RPM without vibration or noise.

What comes in the box and what extra parts might I need?

The box contains the 40×10 mm black ball-bearing fan with its 2-wire lead; no screws, adapters or speed-control cables are included.

Which KD1204PFB2 variant should I choose for a standard 12 V case-fan header?

This single 12 V 0.6 W 2-pin model is the only version listed, so it matches any 12 V two-pin header directly.

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