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Small black 40 by 20 millimetre case fan with two wires

Zyvpee

Zyvpee AD0412US-C50 40x20mm 12V 0.14A 2-pin case fan

SKU CH-2D5D-KEC83

A compact 40×20 mm 12 V sleeve-bearing case fan spinning below 1600 RPM with a two-pin connector

  • Bearing designSleeve
  • Rotational speed<1,600 RPM
  • Power input connector2 Pin
  • LED lightingNon-LED
  • Product typeCase Fan
  • Product colorBlack
  • 40 mm frame fits tight build spaces
  • 12 V, 0.14 A draw keeps power use low
  • Sleeve bearing runs below 1600 RPM for quiet cooling
  • Two-pin connector plugs straight into standard headers
  • Non-LED black finish suits clean, dark-themed builds

Compact 40x20mm chassis fan

The Zyvpee AD0412US-C50 is a 40mm square, 20mm thick case fan designed for tight mounting points in small-form-factor builds or as a targeted spot cooler on a heatsink. It runs on 12 V drawing 0.14 A through a simple two-pin power connector.

Sleeve bearing and fixed-speed operation

A sleeve bearing keeps acoustic output low at the expense of a shorter lifespan compared with ball-bearing alternatives, while the sub-1600 RPM rating means airflow is modest and non-adjustable. The two-pin wiring provides power only, so speed cannot be modulated by the motherboard and the fan runs at full voltage whenever the system is on.

Limited to static-pressure tasks in confined spaces

The 40x20mm footprint restricts this model to situations where a larger frame simply will not fit, such as inverter coolers, thin rack units or legacy GPU shrouds. Without PWM control or a tachometer wire the host cannot monitor rotation or reduce noise during idle periods, making it unsuitable for builds that demand variable cooling curves.

How it compares

Measured against everything we stock in PC Cooling Fans, at today’s prices. Recalculated every night.

Price $28.99
Pricier than about 72% of the 8,339 comparable items (median $19.99).

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Specifications

Product
Brand name3ccooler.com
Product lineAD0412US-C50
Model nameAD0412US-C50
Product typeCase Fan
Product colorBlack
Performance
Rotational speed<1,600 RPM
Power
Power input connector2 Pin
Size & build
Bearing designSleeve
Product dimensions40 × 20 mm
More details
LED lightingNon-LED

Questions about this item

How fast does the 2-pin AD0412US-C50 spin at full speed?

The sleeve-bearing fan runs below 1600 RPM when supplied with 12 V.

What clearance does the 40×20 mm frame need inside the case?

Allow a 40 mm square footprint and 20 mm depth for the black plastic housing.

How do I connect the two wires without reversing polarity?

Match the red lead to +12 V and the black lead to ground on the motherboard header.

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