Description
JRAHK Electric DC Motor Controller – Powerful, Universal, and Ready for Any E‑Bike
Upgrade your electric bike or speed bicycle with the JRAHK Electric DC Motor Controller. Designed for brushless motors, this versatile controller delivers reliable performance across a wide voltage range (48 V, 60 V, 64 V, and 72 V) and power output from 1000 W to 2000 W. Whether you’re building a high‑speed commuter, a rugged off‑road rig, or a custom e‑bike project, JRAHK provides the precision and durability you need.
Key Highlights
- Universal Voltage Compatibility: Seamlessly switches between 48 V, 60 V, 64 V, and 72 V systems.
- High Power Capacity: Handles continuous loads of 1000 W‑2000 W for strong acceleration and hill‑climbing.
- Brushless Motor Optimized: Advanced MOSFET technology ensures smooth, silent operation.
- Compact & Lightweight: Aluminum alloy housing reduces weight while protecting against vibration and moisture.
- Safety Features: Over‑current, over‑temperature, and short‑circuit protection keep you and your bike safe.
- Easy Installation: Plug‑and‑play wiring harness with clear labeling for quick setup.
- Adjustable Parameters: Built‑in potentiometer for fine‑tuning throttle response and regenerative braking.
Why Choose JRAHK?
When performance matters, JRAHK delivers. Our controller’s robust design minimizes heat buildup, extending component life even under demanding conditions. The intelligent firmware provides consistent torque delivery, reducing strain on the motor and battery while maximizing range.
Technical Specifications
- Input Voltage: 48 V / 60 V / 64 V / 72 V (adjustable)
- Continuous Power: 1000 W – 2000 W
- Peak Current: Up to 60 A
- Control Type: PWM, 3‑phase brushless
- Operating Temperature: –20 °C to +80 °C
- Dimensions: 120 mm × 80 mm × 30 mm
- Weight: 350 g
- Connector Type: XT30 (input) & XT60 (output) – optional adapters available
- Certifications: CE, RoHS
Compatibility
Perfect for a wide range of e‑bike builds, including:
- Mid‑drive and hub‑motor systems
- Speed bicycles and electric mountain bikes
- Custom DIY electric vehicle projects
- Replacement upgrades for existing 48 V‑72 V controllers
Installation & Setup
1. Disconnect the battery and ensure the motor is powered off.
2. Connect the XT30 battery plug to the controller’s input.
3. Attach the motor leads to the XT60 output (follow the color‑coded diagram).
4. Secure the controller in a protected location using the mounting brackets.
5. Adjust the throttle potentiometer to your preferred response.
6. Reconnect the battery and enjoy immediate, smooth power delivery.
What’s in the Box
- 1 × JRAHK 72V DC Motor Controller (48V‑72V universal)
- 1 × XT30 battery connector
- 1 × XT60 motor connector
- 1 × Mounting bracket set
- 1 × User manual with wiring diagram
Customer Support & Warranty
Every JRAHK controller comes with a 12‑month limited warranty and lifetime technical support. Our dedicated team is ready to help you with installation tips, troubleshooting, and performance tuning.
Boost Your Ride Today
Experience the perfect blend of power, reliability, and flexibility with the JRAHK Electric DC Motor Controller. Order now and transform your e‑bike into a high‑performance machine that rides farther, climbs steeper, and accelerates faster.






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