60A DC 10-50V speed regulator PWM Module parameters Working voltage: DC10V-DC50V Control power: 0.01-3000W Input current: Maximum 60A (long-term use recommended 30A) Static current: 0.04A PWM duty cycle: 5% -100% PWM frequency: 15KHz Size: Length 122 * Width 87 * Height 32MM (excluding potentiometer adjustment part)