NL-USBG-C-032 - 32-channel IO expander with USB communication (connector at the bottom)

I2C multiplexer module with TCA9548A system. Allows you to connect up to 8 devices. The system works like a gateway - it transmits I2C interface data to one of the 8 main busses. This allows you to connect up to 8 devices with the same address. Adafruit 2717

KAmod Multiplexer features the CD4051 chip, which is an analog 8-channel multiplexer/demultiplexer. The chip can handle analog signals with an amplitude of up to 20 VPP and provides low on-state resistance. The active channel is selected through a sequence of states on three digital inputs

Module with a 16-channel GPIO expander with the ability to control LEDs. It communicates via the I2C interface. Waveshare AW9523B IO Expansion Board

Module with 4 digital inputs, 4 outputs and 6 analog inputs. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP9039ADAM

I2C bus splitter enabling connection of multiple peripheral modules to a single I2C interface, equipped with Qwire connectors compatible with Qwiic and STEMMA QT, a KAmod I2C connector, and goldpin headers. Kamami KAmod I2C Hub Qwire

Module with analog output 0-20 mA or 4-20 mA. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP3076ADAM

Micro:Mate is an expansion board for the micro: bit development module. It provides six 3-pin connectors with I/O outputs, a 3.5mm audio jack connector and is powered from a 5V microUSB connector. DFRobot DFR0518

32-channel IO expander with 7 analog inputs. It communicates via the USB interface. Enclosure included. Numato Lab GP320001E

DAQ device based on USB communication and equipped with 96 digital inputs/outputs and a 32-bit counter. Digilent 6069-410-032

32-channel IO expander with 7 analog inputs with 10-bit resolution. Communicates via USB interface. It has compact dimensions, making it suitable for small devices. Version with connector on top. Numato Lab GP320002

Module with 8 analog inputs for current measurement in the range of 0 to 20 mA or 4 to 20 mA. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP3082ADAM

Module with 16-channel IO expander MCP23017 controlled by the I2C interface. Designed for minicomputers Raspberry Pi. Adafruit 4132

I2C bus amplifier module based on the LTC4311 system. It enables communication via a popular interface over much longer distances while maintaining high transmission speeds. Adafruit 4756

8-channel module with voltage analog inputs ranging from 0 to 10 V. After reconfiguration, it enables measurement of voltage in the range from 2 to 10 V or current in the range from 0 to 20 mA or 4 to 20 mA. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in a housing that can be mounted on an industrial rail. Waveshare Modbus RTU Analog Input 8CH (B)

Module with 16-channel I/O ports expander controlled by the I2C interface. It was based on the MCP23017 chip. Waveshare MCP23017 IO Expansion Board

Module with 8 inputs for data acquisition from 0-24 mA analog current inputs. It communicates via RS485 interface and supports Modbus RTU protocol. The board is enclosed in an industrial enclosure. GM1008