- The 1203BB DC motor speed controller features a built-in 3A fuse, ensuring safe operation with reverse power supply connection capabilities. Control the forward, reverse, or stop functions of your DC motor easily with a simple switch. - Input power range is DC 6-28V, making it compatible with a variety of applications. - Adjust the direction and speed of your DC motor effectively with pulse-width modulation (PWM), providing a steady output current of 3A for your DC motor or other DC loads. - Ideal for robotics projects, electric vehicles, and various DIY electronics applications where precise motor control is essential. - Compact design allows for easy integration into existing systems, enhancing performance without compromising space. - Made for durability and reliability, this speed controller ensures consistent operation for all your motor control needs.