Features: Multi channel control: This expansion board provides 6 independent programmable relays channels, which can simultaneously control multiple devices or system, improving efficiency. High reliability: Adopting industrial grade design and material manufacturing, with stable and reliable performances, suitable for various industrial environments. RS485/CAN interface: Supports RS485 and CAN bus communication interfaces, facilitating data exchange with other devices, and achieving remote monitoring and control. Powerful expansion function: In addition to 6-way relays, the expansion board also provides other input/output interfaces, such as digital input andanalog input, to meet different application requirements. Programmable control: Users can flexibly control relays through programming according to their needs, achieving automated operation and intelligent management. Overloads protections: Each channel has an overloads protections function, which can effectively prevent damage caused by excessive current. Specifications: Item:Industrial 6ch Relays Module （European Regulations） MaterialPCB Size：approx 145x30x90mm/5.71x1.18x3.54in Interfaces：RS485/CAN Package Includes: 1PC Industrial 6CH Relays Module note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.