KH-UCANFD-X4-G2 - 4-Channel USB CANFD Interface Card
Chengdu Kunhong Electronic Technology Co., Ltd.
Product Overview
KH-UCANFD-X4-G2 is a new generation 4-channel USB CANFD interface card, featuring "compact size, low power consumption, multi-channel" advantages, featuring USB 2.0 high-speed interface, supporting CAN2.0A/B and CAN FD protocols, compliant with ISO/DIS11898 specification. This product has been comprehensively upgraded in performance, stability, and ease of use, suitable for CAN-bus network diagnosis and testing, vehicle equipment monitoring and debugging, automotive electronics applications, and more.
Product Status: Sample Stage

Specifications
Basic Parameters
| Parameter | Specification |
|---|---|
| Type | USB CANFD Interface Card |
| Channels | 1/2/4/16 (Optional) |
| Interface Type | USB 2.0 (480Mbps High Speed) |
Communication Parameters
| Parameter | Specification | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arbitration Baud Rate | 25Kbps ~ 1Mbps | |||||||||||||||||||||
| Data Baud Rate | 25Kbps ~ 12Mbps | |||||||||||||||||||||
| Termination Resistor | Configurable (Software Control) | |||||||||||||||||||||
| Transceiver Capability | ≥20000 frames/sec (1M/5M)📊 Click to view frame rate at different baud rates
| |||||||||||||||||||||
| Communication Latency | Min 18μs, Typical 40μs |
*All performance parameters above can be reproduced by clients (actual measurement variations depend on hardware platform and software version)*
Protection Features
| Parameter | Specification |
|---|---|
| ESD Protection | ±15kV (Contact Discharge) |
| RoHS | Compliant with RoHS 2.0 |
Environmental Parameters
| Parameter | Specification |
|---|---|
| Operating Temperature | -40℃ ~ +85℃ |
| Operating Humidity | 10% ~ 90% RH (Non-condensing) |
| Storage Temperature | -55℃ ~ +125℃ |
Physical Parameters
| Parameter | Specification |
|---|---|
| Power Consumption | < 2W |
| Dimensions | 43mm × 19mm × 10mm |
Certification
| Parameter | Specification |
|---|---|
| Certification | CE, FCC |
System Support
| Parameter | Specification |
|---|---|
| Operating System | Windows 7/8/10/11, Linux, MacOS |
| ROS Support | Seamless integration with ROS |
Evaluation Kit
KH-UCANFD-X4-G2-B2B-EVK
4-Channel USB CANFD Evaluation Kit
KH-UCANFD-X4-G2-B2B-EVK-16
16-Channel USB CANFD Evaluation Kit
Applications
- CAN-bus Network Diagnosis and Testing
- Vehicle Equipment Monitoring and Debugging
- Automotive Electronics R&D and Testing
- Industrial Automation Control
- New Energy Vehicle Development
- Intelligent Transportation Systems
Product Features
High Performance Design
- New generation CAN FD controller chip
- Supports data rates up to 12Mbps
- Optimized buffer design for large data transfers
Protocol Support
- Supports CAN2.0A and CAN2.0B protocols
- Supports CAN FD protocol (ISO and non-ISO switchable)
- Compliant with ISO/DIS11898 specification
System Compatibility
- Supports Windows 7/8/10/11 operating systems
- Supports Linux with integrated kernel driver (Socket CAN)
- Driver-free installation, plug and play
Design Features
- Industrial-grade design for high stability
- Independent channels with no interference
- Each CAN channel includes a tri-color status LED for quick identification of channel state, TX/RX events, and bus faults. See 2nd Generation LED Indications
- Compact and portable, ideal for field debugging
Firmware Highlights
- Firmware upgrade through driver
- Hardware timestamp
Driver Highlights
- Full platform support (Windows, Linux, ARM, NVIDIA, AMD, Intel, domestic platforms, etc.)
- Built-in bus monitoring tool kcan_monitor, firmware upgrade tool kcan_update_tool
Technical Support
- Complete SDK development package provided
- Python, C/C++ development examples available
- Linux driver source code provided
- Linux SDK
- User Manual
- Application Guide
- Sample Code
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Chengdu Kunhong Electronic Technology Co., Ltd. - CAN Bus Technology Expert




