Meco 3pcs PWM DC Motor Speed Controller 12V/24V/36V 15A Controller Overload Stall Overcurrent Protection

Features: Voltage range: DC10V-40V For current: Rated current 10A, maximum current 15A Speed range: 0-100% PWM frequency: 21kHz Potentiometer: Resistance B100K, line length 40cm, 8mm hole Attention: Suit for 12V lower than 120W and 24V lower than 200W motor. Can not directly connect to AC power... Can not reverse the positive and negative DC power supply, otherwise it will be damaged. Package included: 3 x DC Motor Speed Controller 3 x Connector Cable