Features: This 20A PWM motor speed controller features overloads protections and supports 12V 24V 36V 48V operations, making it for highly power applications requiring precise motor regulation. Builts with automatic circuit recovery technology and 25KHz PWM frequency control, the module ensures stable performances across DC10V-60V input ranges while maintaining 1200W continuous power output. for robotics engineers, industrial automation specialists, and enthusiasts working on motor drivens systems that demand speed adjustment capabilities. Optimizes conveyor belt operations, machine tool, or robotics projects with its adjustable speed ranges and thermals management for continuous heavy duty use. The ABS encaseds controller integrates coppers conductors and fails safe fuses protections, delivering industrial durability for professional workshops and prototyping lab. Specifications: Materials: ABS Size: 7.7x4.50cm/3.03x1.77inch Package Includes: 1PC DC10-60V Motor Speed Regulator note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.