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Black 4-wire case fan with ball bearing, no LED

Zyvpee

Zyvpee KSB0705HB-A 5V 1.0A 5394PRM 28.5dBA 10.55CFM 4-Wire case fan

SKU CH-XM50-AE8DV

A 5 V ball-bearing case fan delivering 10.55 CFM at 28.5 dBA and 5,394 RPM for CPU cooler mounting

  • TypeCase Fan
  • CompatibilityCPU Cooler
  • Bearing TypeBall
  • Power Connector4 Wires
  • ColorBlack
  • LEDNo
  • Quiet operation at 28.5 dBA noise level
  • Strong airflow of 10.55 CFM for effective cooling
  • High speed of 5394 RPM for rapid heat dissipation
  • Precise 4-wire PWM control for automatic speed adjustment
  • Durable ball bearing design for long-lasting reliability

5 V 1.0 A CPU cooler fan

The Zyvpee KSB0705HB-A is a 5 V case fan rated at 1.0 A and 5 W. It uses a 4-wire power connector for PWM control and a ball bearing for durability. The black frame carries no LED lighting. It is aimed at builders who need a compact cooler fan for low-voltage headers.

Upgrade from 3-wire or sleeve-bearing fans

Replacing a 3-wire fan adds automatic speed control through the fourth wire. The ball bearing resists wear better than sleeve types, so the swap pays off when the original fan becomes noisy or fails. The improvement matters most in systems that run the cooler continuously at high RPM.

Straightforward 4-wire installation

Mount the fan using the standard holes on your CPU cooler heatsink. Connect the 4-wire plug to the motherboard CPU fan header; the keyed connector prevents reverse insertion. A common issue is forgetting to set the header to PWM mode in BIOS, which leaves the fan running at full speed. Verify the fan spins up and reports RPM after first boot.

Highlights

  • Quiet operation at 28.5 dBA noise level
  • Strong airflow of 10.55 CFM for effective cooling
  • High speed of 5394 RPM for rapid heat dissipation
  • Precise 4-wire PWM control for automatic speed adjustment
  • Durable ball bearing design for long-lasting reliability

Specifications

BrandZyvpee
SeriesKSB0705HB-A
ModelKSB0705HB-A
TypeCase Fan
CompatibilityCPU Cooler
Bearing TypeBall
Power Connector4 Wires
ColorBlack
LEDNo
FeaturesCPU Cooling

Questions about this item

Does the 4-wire connector fit a standard PWM header on my motherboard?

Yes, the 4-wire power connector plugs directly into a standard 4-pin PWM fan header for speed control.

How do I orient the fan when mounting it on a CPU cooler heatsink?

Align the four screw holes with the cooler brackets and ensure the airflow arrow points through the fins toward the rear exhaust.

When should I replace the ball bearing fan if noise increases?

The ball bearing is rated for long life; replace the unit if audible rumble or vibration appears after cleaning dust from the blades.

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