DC 5V/12V 4-Wire Fan Speed Controller Temperature-Controlled Switch PWM Motor Driver Controller Temp/RPM Display

2. When the temperature reaches the preset value, the PWM duty cycle increases linearly and smoothly from 10% to , with airflow varying according to temperature 3. High-definition digital display; switch between real-time temperature and current RPM with a single button, providing intuitive and controllable status monitoring 4. Integrates a digital display with speed control, delivering professional-grade temperature regulation at a low cost 5. Compatible with various 4-wire PWM fans; suitable for computer cooling, motor cooling, server rooms, greenhouses, aquariums, and other applications Parameter Operating Voltage: 5V via Type-C port, 12.0V via terminal Adjustment Method: Encoder adjustment Maximum Output Current: 5A (8W when powered via Type-C port) Output Frequency: 25 kHz (configurable) Temperature Range: -25°C to 120°C L-Value Range: -25°C to 119°C H-Value Range: -24°C to 120°C Temperature Recovery Range: 0-15°C RPM/Temperature Display: Short press to toggle between temperature and RPM display Temperature Probe: NTC10K3950B, 30 cm cable length Color: Black Material: PCB Package Contents: 1 set of 4-Wire Fan Speed Controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.