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Small square 4020 case fan black plastic frame three wire connector ball bearing 12V .6W

Fans

Fans 4020 12V .6W KD1204PKB2 3-wire Ball case fan

SKU CH-Q8CA-M7R6P

40 mm 12 V ball-bearing case fan with three-wire speed control

  • Low 0.6 W draw keeps system power use minimal
  • 12 V operation fits standard PC headers
  • 3-wire connection enables speed monitoring
  • Ball bearing design supports durable continuous rotation

4020 12 V ball-bearing case fan

This 4020 frame fan runs on 12 V and draws 0.6 W. A three-wire lead provides speed reporting for motherboard monitoring. The ball-bearing motor is built for continuous operation in tight chassis spaces.

Compact builds needing a 40 mm replacement

Suits small-form-factor cases or legacy gear that specifies a 4020 footprint and a three-pin header. Not for builders who need PWM control, larger frame sizes or higher airflow ratings.

Highlights

  • Low 0.6 W draw keeps system power use minimal
  • 12 V operation fits standard PC headers
  • 3-wire connection enables speed monitoring
  • Ball bearing design supports durable continuous rotation

Specifications

No published specifications for this item yet.

Questions about this item

What power connector does the KD1204PKB2 fan require?

The KD1204PKB2 uses a 3-wire connection for 12V power and speed reporting.

Will the 4020 fan fit the same mounting holes as my current 40 mm fan?

Yes, the 4020 designation confirms a 40 mm square frame that matches standard 40 mm mounting patterns.

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