Applicable Model: DC motor controller, 36-48V 325A, is designed for Curtis. OE Number: 1204M 5305 controller is the upgraded version of 1204M 5301 controller, Please double check the part number of your item before ordering. Functions: DC controller providies new functions reverse signal output and main contactor coil driver through the 6.35 mm push on terminal. High Efficiency: The controller is a separate excitation motor speed controller designed for various transport vehicles. These controllers are simple to install and efficient. Dependable to Use: After a variety of performance tests, DC motor controller replacement has high reliability, offers smooth, silent control of motor speed and torsion. Item Type: DC Motor Controller Material: ABS + metal alloy OE: 1204M 5305 Application: According to gear, accelerator, brake and other commands, convert the electric energy stored in the traction battery into the electric energy needed to drive the motor to control the starting operation, forward and backward speed, climbing force and other driving conditions of the electric vehicle, or help the electric vehicle brake, and store part of the braking energy into the traction battery. Applicable Model: Fit for Curtis Rated Current for 2 Minutes (A): 325 5 Second Boost Current (A): 375 1 Hour Rated Current (A): 140 Plug Brake (Bus): Yes. Voltage: 36-48V Nominal Input Voltage: 48 V PWM Operating Frequency: 15 KHz Electrical Isolation From Radiator (Minimum): 500 V KSI Input Current (No Contactor Engagement). Please double check the part number of your item, matching information is for reference only. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.