Isolated RS232 / RS485 / CAN / CAN FD Expansion Board For Raspberry Pi 21.5 Wide Operating Range: Operates reliably

Wide Operating Range: Operates reliably across a temperature range of -25°C to +60°C and an input voltage range of 12-36V DC

And Cost-Effective

serial command

1 x Hexgon wrench

USR-W660 can realize fast switching between different APs through the W-Fi roaming function

Isolated RS232 / RS485 / CAN / CAN FD Expansion Board For Raspberry Pi 21.5 Wide Operating Range: Operates reliablyIndustrial Isolated Interface Expansion Board Suitable for Raspberry Pi 4B 5, expands 2x RS485 + 1x RS232 + 1x CAN FD + 1x CAN Features The RS232 RS485 CAN Board is an industrial isolated interface expansion board designed for Raspberry Pi 4B Raspberry Pi 5, provides a variety of industrial communication interfaces: 2x RS485, 1x RS232, 1x CAN FD, and 1x CAN, each with electrical isolation. Onboard lightningproof, anti electrostatic protection, etc.