MCP2551 CAN Bus Interface Module High Speed Controller Arduino 24V

🔧 MCP2551 High-Speed CAN Bus Interface Module | AuscomTech

This MCP2551 module is a compact CAN bus physical interface board designed for connecting a CAN protocol controller to a differential CAN network.

It converts controller logic signals to CANH and CANL bus signals and provides differential receive capability for reliable communication.

Typical use includes Arduino, microcontroller, automotive, industrial, and embedded CAN bus projects.

⭐ Key Features

• High-Speed CAN Interface – supports communication rates up to 1 Mbps.
• ISO-11898 Compatible – designed for standard CAN physical layer applications.
• Differential Bus Signalling – provides CANH and CANL outputs for robust noise-resistant communication.
• 12V / 24V System Suitable – intended for common CAN network environments including 24V systems.
• Fault-Tolerant Design – includes protection features for bus disturbance and voltage brown-out conditions.
• Low Standby Current – suitable for embedded and low-power control systems.

📊 Technical Specifications

• IC: MCP2551
• Interface: CANH, CANL, CTX, CRX
• Maximum Data Rate: 1 Mbps
• Standard: ISO-11898 physical layer
• Node Support: up to 112 nodes
• Board Size: approx. 19.0 × 16.3 mm
• Weight: approx. 2.0 g with pins

🧩 Typical Applications

• Arduino CAN bus projects
• Automotive diagnostics and control
• Industrial automation networks
• Embedded controller communication
• Robotics and machine control
• Sensor and actuator networks

⚠️ Important Notes

• This is a CAN physical layer transceiver module, not a complete CAN controller.
• Requires a compatible CAN protocol controller or microcontroller CAN interface.
• Check logic voltage and wiring before connecting to a live CAN bus.
• Bus termination resistors may be required depending on your network layout.

📦 Package Includes

• 1 × MCP2551 High-Speed CAN Bus Interface Module

🔗 Recommended Accessories (Not Included)

• Arduino development board – project control and communication
• CAN controller module – protocol handling where required
• 120Ω resistor – CAN bus termination
• Jumper wires – module connection and testing