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Small black 40 by 20 mm 12V 3-pin case fan

Zyvpee

Zyvpee KDE1204PKVX 40x20mm 12V 1.6W 3-pin case fan

SKU CH-NCVM-25WYS

Compact 40 mm by 20 mm maglev fan runs at up to 1600 RPM on 12 V and 1.6 W for CPU cooler or router cooling

  • TypeCPU Cooler Fan
  • CompatibilityCPU Cooler
  • Bearing TypeMaglev
  • RPM<1600 RPM
  • Power Connector3 Pin
  • ColorBlack
  • Maglev bearing reduces friction for quiet operation
  • 12 V 1.6 W draws minimal power from the supply
  • 40 x 20 mm footprint fits tight chassis spaces
  • 3-pin connector enables simple motherboard control
  • Under 1600 RPM keeps airflow steady at low noise

Zyvpee KDE1204PKVX 40x20mm fan

The Zyvpee KDE1204PKVX is a 40x20mm case fan designed for CPU cooler and router applications. It runs on 12V power and draws 1.6W through a 3-pin connector. The maglev bearing supports speeds below 1600 RPM. This compact black fan suits small-form-factor builds and network equipment cooling.

Replaces noisy or failed 4020 fans

Use this unit to replace a worn 40x20mm cooler fan that has become loud or unreliable. The maglev bearing offers smoother operation than worn sleeve or ball bearings. The upgrade is worthwhile when the original fan exceeds acceptable noise levels or stops spinning. Direct 3-pin fitment simplifies the swap in compatible CPU coolers or switch hardware.

For compact CPU cooler and router maintenance

This fan suits technicians servicing small CPU coolers, switches or routers that require a 40x20mm 12V 3-pin unit. Buyers needing PWM speed control, larger frame sizes, higher airflow or LED lighting should look elsewhere. The fixed-speed design and non-LED black finish limit use in customised or display-oriented builds.

Highlights

  • Maglev bearing reduces friction for quiet operation
  • 12 V 1.6 W draws minimal power from the supply
  • 40 x 20 mm footprint fits tight chassis spaces
  • 3-pin connector enables simple motherboard control
  • Under 1600 RPM keeps airflow steady at low noise

Specifications

BrandZyvpee
SeriesKDE1204PKVX
ModelKDE1204PKVX
TypeCPU Cooler Fan
CompatibilityCPU Cooler
Bearing TypeMaglev
RPM<1600 RPM
Power Connector3 Pin
ColorBlack
LEDNon-LED
FeaturesRouter CPU Cooling
Dimensions40*20MM

Questions about this item

Will this 40 mm by 20 mm fan fit the mounting holes on my CPU cooler?

The frame measures 40 mm square and 20 mm thick, matching the standard 4020 mounting pattern used on many small CPU coolers and router boards.

How do I connect the three-wire lead to a 3-pin motherboard header without reversing it?

Align the keyed notch on the 3-pin connector with the tab on the header; the maglev bearing motor draws 12 V at 1.6 W and reports speed on the third wire.

When should I expect to replace the maglev bearing in this KDE1204PKVX fan?

Maglev bearings have no physical contact, so there is no wear surface to degrade; replacement is only needed if the rotor becomes unbalanced or the electronics fail.

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