1. Introduction
This manual provides essential information for the installation, operation, and maintenance of your JP Brushless DC Motor Electric Scooter/Bike Controller. This dual-drive controller system is designed to provide efficient and reliable power management for compatible electric vehicles. Please read this manual thoroughly before installation and use to ensure proper function and safety.
2. Product Overview
The JP Brushless DC Motor Controller is a high-performance dual-drive system engineered for electric scooters and bikes. It features a robust aluminum alloy shell with grooves, designed to protect internal circuitry and provide excellent heat dissipation, preventing thermal overloading during operation. The controller ensures steady speed and sensitive control over braking and direction changes, enhancing your riding experience. It also includes an integrated anti-theft alarm function for added security.
This controller is specifically designed for use with JP controller-compatible electric bikes and scooters.



3. Specifications
| Feature | Specification |
|---|---|
| Rated Current | 25A |
| Cut-off Voltage | 37V |
| Motor Compatibility | 48V 1200W Brushless DC Motor |
| Max Speed Support | Up to 60 KM/H (dependent on motor capabilities) |
| Drive Type | Dual-drive |
| Special Features | Anti-theft alarm function, Efficient heat dissipation design |
| Material | Aluminum Alloy (shell) |
| Color | Silver |
| Dimensions (L x W x H) | 20 cm x 14 cm x 4 cm |
| Weight | 0.418 kg |
4. Package Contents
Upon opening the package, please verify that all components are present and undamaged:
- 2x JP Brushless DC Motor Controllers
Note: The original description's mention of "2x Brushless DC Motor" is understood to refer to the controllers themselves, as this product is a controller system.
5. Installation and Setup
Important: Installation of electric vehicle controllers can be complex and requires a good understanding of electrical systems. Incorrect installation can lead to damage to the controller, motor, battery, or even personal injury. It is highly recommended that installation be performed by a qualified professional.
The controllers come with various wiring harnesses for connecting to your electric scooter or bike's motor, battery, throttle, brakes, and other components. Refer to the specific wiring diagram provided with your electric vehicle or consult a professional for correct connections.
General Installation Steps (Professional Installation Recommended):
- Safety First: Ensure the electric vehicle's battery is disconnected before beginning any installation work.
- Mounting: Securely mount the two controllers in a location that allows for adequate airflow for heat dissipation and protects them from moisture and physical damage. The aluminum alloy shell is designed for heat dissipation, but proper placement is still crucial.
- Motor Connections: Connect the motor phase wires (typically thicker wires, often yellow, green, blue) from each controller to the corresponding motor.
- Hall Sensor Connections: Connect the Hall sensor wires (typically thinner wires, often with a 5-pin connector) from each controller to the motor's Hall sensors.
- Battery Power: Connect the main power wires (typically red for positive, black for negative) from the controllers to the battery. Ensure correct polarity.
- Throttle Connection: Connect the throttle signal wire to the designated throttle input on the controller.
- Brake Connections: Connect the brake signal wires. These often cut power to the motor when brakes are applied.
- Other Connections: Connect any other auxiliary wires such as anti-theft alarm, speed display, cruise control, etc., according to your vehicle's specific wiring diagram.
- Initial Test: After all connections are made, carefully reconnect the battery. Perform a low-speed test in a safe environment to ensure all functions (throttle, brakes, motor direction) are working correctly before full operation.


6. Operation
Once correctly installed, the JP Dual Drive Controller provides sensitive and responsive control for your electric vehicle. The dual-drive system ensures balanced power delivery to both motors (if applicable) for enhanced performance.
Key Operational Features:
- Speed Control: The controller translates throttle input into precise motor speed adjustments, offering a smooth and controlled acceleration.
- Braking Control: Integrated braking control ensures responsive deceleration and safety.
- Anti-theft Alarm: The built-in anti-theft alarm provides an additional layer of security for your electric vehicle. Consult your vehicle's specific instructions for activating and deactivating this feature.
7. Maintenance
To ensure the longevity and optimal performance of your JP Brushless DC Motor Controllers, follow these maintenance guidelines:
- Keep Clean: Regularly clean the exterior of the controllers to prevent dust and debris buildup, which can hinder heat dissipation. Use a dry, soft cloth.
- Avoid Moisture: While the aluminum shell offers protection, avoid exposing the controllers to excessive moisture or direct water spray.
- Check Connections: Periodically inspect all wiring connections to ensure they are secure and free from corrosion or damage. Loose connections can lead to intermittent operation or component failure.
- Temperature Management: Ensure the controllers are mounted in a location with adequate ventilation to prevent overheating, especially during prolonged or high-power usage.
- Avoid Physical Impact: Protect the controllers from physical shocks or impacts that could damage the internal components or the housing.
8. Troubleshooting
If you encounter issues with your JP Brushless DC Motor Controllers, consider the following basic troubleshooting steps:
- No Power:
- Check battery charge level.
- Verify all power connections (battery to controller) are secure and correctly polarized.
- Inspect fuses (if present) in the power circuit.
- Motor Not Responding:
- Ensure throttle is correctly connected and functioning.
- Check motor phase wire connections.
- Verify Hall sensor connections.
- Ensure brake levers are not engaged (some systems cut power when brakes are active).
- Intermittent Operation:
- Inspect all wiring for loose connections or damaged insulation.
- Check for signs of overheating on the controller casing.
- Anti-theft Alarm Issues:
- Refer to your vehicle's specific alarm system instructions.
- Ensure alarm wiring is correctly connected to the controller.
For persistent issues or complex problems, it is strongly recommended to seek assistance from a qualified electric vehicle technician.
9. User Tips
- Compatibility Check: Always confirm the voltage and wattage of your motor and battery match the controller's specifications (48V 1200W motor, 37V cut-off for 48V system) before purchase and installation.
- Wiring Clarity: Before connecting, clearly identify each wire's function. If unsure, consult a professional or detailed wiring diagrams specific to your vehicle.
- Heat Management: While the controller has good heat dissipation, avoid covering it or installing it in enclosed spaces without airflow, especially during high-load operation.
10. Warranty and Support
This product comes with a 12-month manufacturer's warranty from the date of receipt. The warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, improper installation, accidents, unauthorized modifications, or normal wear and tear.
If you believe your product is defective, please contact the seller or manufacturer with your purchase details. You may be required to provide a return ID. Please describe the defect clearly to facilitate the resolution process.
