Ebike 48V-72V 80A Square Wave Controller for 3000w-5000W Motor

This 80A square wave motor controller is designed for 48V – 72V electric motor systems, offering stable current output, reliable performance, and long service life.
It is widely used in electric motorcycles, high-power e-bikes, off-road electric vehicles, and custom EV conversion projects.

With a maximum current of 80A and support for motors up to 5000W, this controller delivers strong torque, fast response, and consistent power under heavy load conditions.

Key Features

• 80A High Current Output
  Strong power delivery with fast throttle response.

• 48V- 72V Wide Voltage Compatibility
  One controller supports  48V – 72V systems.

• Aluminum Alloy Housing with Efficient Heat Dissipation
  Designed for long-term high-load operation.

• Stable & Durable Performance
  Suitable for demanding riding and industrial environments.

Application Scenarios

This controller is designed for high-power DC brushless motor systems, ideal for:

• Electric motorcycles

• Electric dirt bikes / off-road e-bikes

• High-power electric bicycles

• Custom EV modification projects

• Engineering and industrial motor applications

⚙️ Technical Specifications

Note: Dimensions are measured manually; slight deviations may occur.

⚠️ Important Compatibility Notice (Very Important)

⚠️ Communication Protocol Compatibility

This controller ONLY supports Protocol No. 2 displays.

• It is NOT compatible with displays using other communication protocols

• Please confirm your display uses Protocol No. 2 before purchasing

• Incompatible displays may result in:

  • No data display

  • Incorrect speed or power readings

  • Controller not functioning properly

👉 This is not a controller defect.

🧱 Build Quality & Design

🔥 Efficient Heat Dissipation

• Full aluminum alloy casing

• Longitudinal heat-dissipation fins

• Helps maintain stable performance under heavy load

🧩 High-Quality Components

• Carefully selected electronic components

• Stable current output

• Reduced stress on motor and battery system

🛡 Durable & Reliable

• Resistant to compression and vibration

• Suitable for complex road conditions

• Designed for continuous and high-frequency use

🔌 Installation & Compatibility

• Clearly labeled wiring harness

• Complete connector set for easy installation

• Plug-and-play design reduces installation time

👉 Suitable for both experienced EV builders and commercial projects.