Isolated RS232 / RS485 / CAN / CAN FD Expansion Board For Raspberry Pi 3d printer filament and anti-adhesion performance

and anti-adhesion performance

Carbon Fiber Filament

Metal Case

Convenient for drying conventional and high-performance filaments

Based On Raspberry Pi CM4

Isolated RS232 / RS485 / CAN / CAN FD Expansion Board For Raspberry Pi 3d printer filament and anti-adhesion performanceIndustrial 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.