Monday to Friday 9:00 -18:00
The services and products offered by Veloroof Electronic.
We provide high-quality electric bicycle controllers, and assist customers in building comprehensive electric bicycle solutions.


Functional Block Diagram – Electric Bicycle System
We offer a 36-48V electric bicycle system that complies with EU and Japanese regulations. Additionally, we assist customers with IoT device integration and system integration, providing a comprehensive solution for smart mobility.
Electrical Specifications | ||
Working Voltage | 36V / 48V | Compatible with common e-bike power systems |
Control Technology | FOC | |
Communication Protocols | CAN / UART | |
Custom Protocol Support | The controller can be configured to support customer-provided or pre-defined communication protocols, ensuring seamless integration into unique e-bike systems. | |
Motor | ||
Supported Voltage | 36V / 48V | Suitable for standard e-bike motor configurations |
Power Range | 250W – 750W, 1KW up (TBD) | Covers a wide range of motor sizes, from standard e-bikes to high-performance models. |
Features | Fully compatible with motors equipped with hall sensors for precise speed and position detection. | |
Supports Direct-Drive Motors | Forward and Reverse Functionality | Provides the ability to switch between forward and reverse operation, enhancing maneuverability and versatility, especially in cargo e-bikes or specialized applications. |
Display (HMI) | ||
Supported Voltage | 36V / 48V | Seamless integration with e-bike systems operating within standard voltage ranges. |
Display Types | LCD | Provides detailed information, including speed, distance, battery status, etc.. |
LED | Simplified interface for basic information display | |
Communication Protocols | CAN / UART | Additional protocols supported based on customer requirements |
Battery Pack | ||
Battery Voltage | 36V / 48V | Compatible with industry-standard battery configurations. |
Battery Management System | Veloroof design and develop advanced BMS systems for LMT lithium battery packs. With full control over both hardware and software, we can rapidly adapt to meet customer unique needs. | |
Communication Protocols | CAN / UART | |
Custom Protocols | Can adapt to specific battery management system communication standards provided by customers. | |
Lighting | ||
Supported Voltage Range | 6V – 60V | Broad compatibility for powering various front and rear lighting systems. |
Functionality | Supports operation of headlights, taillights, and brake lights for enhanced safety during night rides. | |
Front Light High/Low Beam Functionality | Allows switching between high beam for increased visibility and low beam for standard lighting, enhancing safety and adaptability in varying lighting conditions. | |
Brake System | Supports power-off braking to ensure immediate motor cutoff when braking, enhancing safety. | |
Optional Features | ||
Dual Battery and Motor System | Optional feature enabling simultaneous use of two batteries and motors for extended range or higher performance (via CAN protocol) | |
Kinetic Energy Recovery System (KERS) | Optional integration for recovering energy during braking. | |
Bluetooth (BLE) / IoT | Optional wireless connectivity for smartphone apps, firmware updates, or fleet management. | |
Direction Signals | Optional integration for turn indicators, improving road safety. | |
Horn | Optional feature for enhanced rider communication and alerting others on the road. | |
Diagnostics and Tools | ||
Diagnostic Tool | Controller & Battery Management System | Fully supports the Veloroof diagnostic tool, allowing users or technicians to troubleshoot, configure, and optimize the e-bike system easily. |
Functional Block Diagram – Diagnostics

Veloroof Electronic also excels in R&D and production capabilities, offering fully independent design with robust hardware-software integration to swiftly address customization demands and enhance customer competitiveness. Comprehensive testing solutions cover every stage of production, from raw materials to semi-finished products and complete vehicles, ensuring high quality and significantly reducing defect rates.
Veloroof Electronic brings extensive expertise in electric bicycle system design, specializing in creating customized solutions tailored to meet client-specific requirements. Our team ensures that every BMS solution adheres to the highest industry standards, making us a trusted partner for businesses worldwide. Experience the difference with Veloroof’s custom BMS design and E-bike solutions today. Visit us at https://velo-roof.com to learn more.