Qwiic GPIO - TCA9534 GPIO expander module

PCA9555APW,118 is a versatile 16-bit I/O expander with I2C interface and interrupt capability, ideal for applications requiring efficient GPIO extension

Module with a 16-channel GPIO expander with the ability to control LEDs. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4886

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

A 24-channel input/output port expander module controlled by an I2C interface. It was based on the CH423 chip and equipped with a Gravity connector. DFRobot DFR0979

The KAmodPCAL6408 is an 8-bit I/O expander with the PCAL6408A chip by NXP, controlled by the I2C interface.

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 at the bottom. Numato Lab GP320002-B

KAmod I2C-Mini Out8 enables easy expansion of microprocessor systems with eight switching outputs for voltages and currents typical of low-voltage load control. Compatibility with the I2C bus and the ability to connect up to 8 modules in a single network make it an ideal solution for automation systems, lighting and power control, and other applications requiring flexible control of multiple circuits.

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

Adapter dedicated to the Nintendo Wii Nunchuck. It allows you to connect the controller to the development board via the I2C interface. Adafruit 4836

Module with 16 digital outputs. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP8027ADAM

KAmod I2C Hub8 enables splitting the I2C bus into eight independent channels with a voltage translation function, which allows effective integration of multiple devices with repeating addresses. The module is recommended for advanced microprocessor projects with bus separation requirements and diverse voltage levels.

KAmod I2C Hub4 enables splitting the I2C bus into four independent outputs with a voltage level translation function, eliminating address conflicts and increasing connection flexibility. The module is intended for projects with multiple I2C devices requiring separation or diverse supply voltages.

128-channel IO expander with 32 analog inputs. It communicates via the USB interface. Numato Lab GP1280001

8-channel analog acquisition module with default current measurement mode (0–20 mA), designed for industrial applications requiring stable and precise data acquisition. Compatible with current sensors, it supports RS485 communication and the Modbus RTU standard, allowing easy integration with SCADA systems and PLC controllers. Galvanic isolation and noise immunity make it suitable for environments with high EMC requirements. Ideal for industrial process monitoring, environmental parameter measurement, and building automation.

16-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 at the top. Numato Lab GP160002

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