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Small black 50 by 20 millimetre blower fan with three wires

Zyvpee

Zyvpee BFB0512LD 50x20mm 12V .15A 3-pin blower case fan

SKU CH-M9V5-Z58FQ

A 50×20 mm DC blower with ball bearing and 3-pin 12 V .15 A power connector

  • TypeCase Fan
  • Bearing TypeBall
  • Power Connector3 wires
  • ColorBlack
  • LEDNon-LED
  • FeaturesDC Blower
  • Compact 50×20 mm blower fits tight projector cases
  • Ball-bearing motor runs quietly at 12 V 0.15 A
  • 3-pin connector allows speed monitoring via motherboard
  • Non-LED black frame keeps builds dark and stealthy
  • DC blower design pushes focused airflow through narrow vents

Compact blower for tight spaces

The Zyvpee BFB0512LD is a 50 by 20 millimetre DC blower designed for small-form-factor cases or projector-style coolers. It runs on 12 volts and draws .15 amps through a standard three-pin connector. The ball-bearing motor and non-LED black frame suit builders who need focused airflow in a narrow slot.

Thermals noise and power

At 12 volts the fan pulls .15 amps, keeping power draw low for cramped enclosures. Ball bearings provide steady rotation without the rattle of sleeve units at similar speeds. The blower layout pushes air through a restricted path, so acoustic output stays proportional to the resistance of the heatsink it serves.

Three-pin voltage control

Speed is regulated by varying the 12 volt supply; no PWM signal is present on the third wire. This limits the fan to voltage-controlled headers or inline resistors. Buyers who need four-pin PWM control or a higher static-pressure curve should look elsewhere.

Highlights

  • Compact 50×20 mm blower fits tight projector cases
  • Ball-bearing motor runs quietly at 12 V 0.15 A
  • 3-pin connector allows speed monitoring via motherboard
  • Non-LED black frame keeps builds dark and stealthy
  • DC blower design pushes focused airflow through narrow vents

Specifications

SeriesBFB0512LD
ModelBFB0512LD
TypeCase Fan
Bearing TypeBall
Power Connector3 wires
ColorBlack
LEDNon-LED
FeaturesDC Blower

Questions about this item

How do I mount the 50x20 mm blower and connect its 3-pin header?

Screw the fan into 50 mm spaced holes using the 20 mm thickness as clearance, then plug the 3-pin connector into a 12 V motherboard or controller header; the third wire reports speed.

When should I plan to replace the ball-bearing blower?

Ball bearings typically last several years of continuous 12 V operation; replace the unit when audible noise rises or airflow through the 50 mm outlet drops noticeably.

What thermal limit appears first when the blower runs at 12 V continuously?

The 0.15 A current draw sets the power ceiling; sustained load will hit the motor’s thermal limit before the 3-pin interface or wiring becomes a bottleneck.

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