E-Bike Hall Sensor Board 120° 3147 41F | Motor Circuit Part
E-Bike Hall Sensor Board 120° 3147 41F | Motor Circuit Part
E-Bike Motor Hall Sensor with Board Cable – 120 Degree | 3147 41F Circuit Board
Keep your electric bike or two-wheeled electric vehicle running smoothly with this precision 120-degree Hall sensor circuit board. Compatible with common e-bike and electric scooter motors, this 3147 / 41F Hall circuit board element is an essential replacement part for DIY repairs and motor maintenance. Whether you're restoring a hub motor or upgrading your controller setup, this compact sensor board delivers reliable magnetic position feedback for efficient motor commutation.
Key Features
- 120-Degree Configuration: Designed for the standard 120° hall sensor arrangement used in most e-bike hub motors for accurate rotor position detection.
- Compatible Models: Fits a wide range of 2-wheel electric vehicle motors using 3147 or 41F hall effect components.
- Complete Assembly: Comes with the hall sensor board and cable, ready for direct installation or DIY repair.
- Durable Construction: Built from quality electronic components designed to withstand the demands of everyday e-bike use.
- Easy DIY Installation: Straightforward drop-in replacement for experienced e-bike mechanics and hobbyists.
- Compact & Lightweight: Minimal footprint fits neatly inside standard hub motor housings without modifications.
Specifications
- Product Name: 3147 / 41F Hall Circuit Board
- Hall Sensor Angle: 120 Degrees
- Application: 2-Wheel Electric Vehicles (E-Bikes, Electric Scooters)
- Material: Electronic Components
- Country of Origin: Made in China
Package Includes
- 1× Electric Vehicle Motor Hall Sensor with Board Cable
Important Notes
- Due to lighting and screen differences, item color may vary slightly from product images.
- Please allow 1mm–1cm differences due to manual measurement.
- Intended for use by those with experience in e-bike motor repair and electronics. If unsure, consult a qualified technician.
For more information on e-bike safety standards and electric vehicle components, visit the U.S. Consumer Product Safety Commission (CPSC).
Frequently Asked Questions
Q: What is a Hall sensor and why is it important for my e-bike motor?
A: A Hall sensor detects the magnetic position of the motor's rotor and sends signals to the controller, allowing it to precisely time the power delivery to each motor phase. Without a functioning Hall sensor, your e-bike motor may run erratically, lose efficiency, or fail to start altogether. This 120-degree Hall circuit board replacement restores proper motor communication.
Q: Will this 3147 41F Hall circuit board fit my electric scooter or hub motor?
A: This board is designed for 2-wheel electric vehicles using the 120-degree Hall sensor configuration with 3147 or 41F Hall effect elements — the most common standard in e-bike and electric scooter hub motors. We recommend verifying your motor's sensor angle (120° vs. 60°) and connector type before purchasing to ensure compatibility.
Q: Is this a direct plug-and-play replacement?
A: For motors already using the 3147 or 41F hall sensor arrangement with a standard 120-degree layout, this is designed as a direct replacement. The board comes with cable attached. Basic soldering or connector knowledge may be required depending on your specific motor model.