12V 4Pin PWM Fan Governor with 1 to 2 Adapter Cable
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This PWM speed controller allows precise adjustment of 12V 4-wire PWM fans and water cooling pumps via a USB Type-C input. It features a built-in DC-DC boost converter to step up 5V USB power to 12V, with a PWM signal generator for 0-100% speed control. The included 1-to-2 adapter cable enables connection of two fans or pumps, making it ideal for custom PC builds or cooling systems.
add_circle The Upside
- check Compact and portable design powered by USB
- check Allows speed control of PWM fans/pumps without motherboard
- check Includes adapter cable for multiple devices
remove_circle The Downside
- close Limited output current (0.5A continuous) may not support high-power fans
- close Requires external USB power source (not included)
- close Plastic construction may feel less durable
Specifications & features
Key features
- check_circle USB Type-C input with DC-DC boost to 12V output
- check_circle PWM frequency ~25kHz for smooth speed control
- check_circle 0-100% speed adjustment via knob
- check_circle Includes 1-to-2 adapter cable for dual device support
- check_circle Rated output 0.5A continuous, 0.7A max
Specifications
Color
Black
Input Connector
USB Type-C female
Input Voltage
5V DC (USB Type-C)
Material
Plastic
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