0-5V to 0-20mA voltage-current converter

8-channel voltage level converter module with an input voltage of 12 V and an output voltage of 3.3 V. Unidirectional, based on resistor dividers. Numato Lab NLVD00008

A module with a set of resistors and mechanical switches that allows you to adjust the resistance in the range from 0 to 999990 Ω. SparkFun KIT-13006

Bi-directional 8-channel logic level converter module (1.2-3.6V to 1.7-5.5V) based on TXS0108 chip.

8-channel voltage level converter allowing for connection of systems operating with the voltage level of 1.8 V, 2.5 V, 3.3 V and 5 V. SparkFun BOB-19626

Module with a voltage divider. Equipped with a Grove connector, it allows the input voltage to be reduced by 3 or 10 times. Seeed Studio 104020000

The module with the four-bit logic translator TXB0104, can work in both directions. Connections using standard goldpin connectors with 2.54 mm pitch. It is compatible with BOB-11771

Module with a voltage level converter 3.3 V - 5 V intended for use in the Qwiic system. It has a built-in Step Up converter providing power supply with a voltage of 5 V and a current of up to 100 mA. SparkFun SPX-17238

Module with a bidirectional converter for the I2C bus, based on the PCA9306 system. It allows you to connect two I2C modules operating with different voltage levels. SparkFun BOB-15439

BOB-12009

The SN74LVC1T45DRLR from Texas Instruments is a single-channel, bidirectional voltage level translator, covering a range from 1.65 V to 5.5 V, ideal for signal conversion in microprocessor systems and mobile devices. With automatic detection of the transmission direction and a compact SMD SOT-5X3 package, the device is easy to implement and works well in limited mounting spaces.

Bi-directional 8-channel logic level converter module (1.2-3.6V to 1.7-5.5V) based on TXB0108 chip.

BOB-11771 Voltage-Level Translator - TXB0104 Breakout

4-channel converter of logic levels allowing for connection of systems operating with voltage levels of 1.8 V, 2.5 V, 3.3 V and 5 V. DFRobot DFR0843

4-channel converter of voltage levels 3.3V/5V that allows you to connect systems operating at a lower voltage to those powered by a higher voltage

A small module with a voltage level converter that allows easy conversion of signals from 3.3V to 5V. It is compatible with a wide range of LED strips, such as NeoPixel. With easy, solderless installation, it supports up to two signal lines, ensuring smooth operation of LEDs at frequencies up to 10 MHz. Adafruit 6066

8-bit voltage level converter with TXB0108 integrated circuit. It acts as a bridge between applications with different source voltages and input and output voltage levels. SB Components 21772