Fuse Breakout Kit - module with a fuse

Step-Up converter with an output voltage of 5 V, an input voltage of 0.9 to 5 V and a maximum current of 0.48 A

The Step-Up NCP1402 Buck Voltage Regulator module with output  voltage 3.3V, input voltage range of 0.8-3.3V and a maximum output current of 200 mA. Pololu 2114

The 3.3V 3A Step-Down Converter Module is an efficient and compact solution for 3.3V voltage stabilization in various electronic applications.

AP63357 DC-DC Step-Down Converter Module with 5V output, 6 to 32V input and 3.5A maximum output current. SparkFun COM-21255

This small synchronous switching step-down (or buck) regulator takes an input voltage of up to 38 V and efficiently reduces it to 9 V. The board measures only 0.7″ × 0.7″, but it allows a typical continuous output current of up to 2.5 A. Typical efficiencies of 85% to 95% make this regulator well suited for powering moderate loads like sensors or small motors.

Step-Down converter with an output voltage of 5 V, input voltage from 4.5 to 40 V and a maximum current of 2 A. The board is equipped with a segment LED display and a USB output

The trigger module is designed for chargers PD 2.0 and PD 3.0. It is equipped with a USB type C input and output on pads. Allows you to power devices with 5 V, 9 V, 12 V, 15 V and 20 V and test chargers by replacing the PD device

The Step-Up/Step-DownS7V8F5 Buck Voltage Regulator module with output voltage 5V, input voltage range of 2.7-11.8V and a maximum output current of 0.5-1A. Pololu 2123

Step-Down converter D36V50F5 with an output voltage of 5 V, an input voltage from 5.5 to 50 V and a maximum output current of 8 A. Pololu 4091

USB-C adapter with 5.1 kΩ resistors for setting safe 5 V power without PD negotiation. Adafruit 6323

The Step-Down 4A 3.3V/5.2V converter module is a compact device with a large input voltage range, enabling precise conversion to 3.3V or 5.2V output with low static power consumption and low output noise. Perfect for powering electronic projects and microcontroller circuits, offering stability and performance.

The Step-UpU1V11F3 Buck Voltage Regulator module with output voltage 3.3V, input voltage range of 0.5-5.5V and a maximum output current of 1.2A. Pololu 2561

Protection circuit for four Li-Ion cells with a voltage of 14.8V. The module has the function of charging cells with the option of a balancer, discharging and a function that protects the cells from excessive discharge. The cells can be charged with continuous current up to 10A

Step-Down XL4005 converter module with adjustable output voltage in the range from 0.8 to 30 V with a wide input voltage range from 4.5 to 30 V and a maximum output current of 5 A

The protection circuit for one Li-Ion cell with a voltage of 3.2 V. It has the function of charging, discharging and over-discharge protection. The module can work with a current of up to 12 A

Step-Down converter with adjustable output voltage from 1.25 to 36 V, input voltage from 4 to 38 V and maximum current up to 5 A