Benchtop Power Board - power adapter with ATX connector

The Step-Down converter module on the MP1584EN chip converts the input voltage 9-35V to output voltage 5V with a maximum current of 5A and a power of 25W. It operates in temperatures from -20°C to 75°C and has a compact size of 45 x 31 x 16 mm

DC-DC Step-Down converter module. It has an input voltage from 15 to 45 V, an output voltage of 15 V and a maximum output current of up to 2.7 A. Pololu 4897

Step-Down RT8272 converter with adjustable output voltage in the range from 5 V to 12 V, input voltage from 5 to 24 V and a maximum output current of 3 A

Step-Down converter module with 3.4 V to 5.5 V input voltage, 3.3 V output voltage and 2 A output current. It is compatible with the popular LM1117-3.3V device in TO-220 package. Adafruit 4920

The protection system for four Li-Ion cells with a voltage of 14.8 V. The module has the function of charging the cells, discharging and protecting against excessive discharge. The cells can be discharged with a continuous current of up to 18 A

Step-Down converter D36V50F3 with an output voltage of 3.3 V, an input voltage from 4.5 to 50 V and a maximum output current of 9.5 A. Pololu 4090

Step-down DC-DC converter module that converts a 12 V or 11.1 V output voltage (e.g. from a lithium battery) to a voltage in the range of 1.8 V to 5.1 V. It has a power output of up to 60 W, and with an output current of up to 18 A, the module can be used to power a 5 m WS2812 RGB LED strip. DFRobot DFR1025

Step-Down converter module with an input voltage of up to 5.5 V, an output voltage of 3.3 V and an output current of 1.2 A (2 A instantaneous current). Adafruit 4711

DC-AC converter, also referred to as an inverter. It converts a constant voltage (DC) of 12 V to an alternating voltage (AC) of 110 V, 200 V, 220 V or 280 V

The Step-Up Buck Voltage Regulator module with adjustable output voltage in range of 4-25V with a input voltage range of 1.5-16V and a maximum output current of 2A. Pololu 799

The trigger module is designed for chargers PD 2.0 and PD 3.0. It is equipped with a USB type C input and an output on a 5.08 mm ARK screw connector. 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

This synchronous switching step-down (or buck) regulator takes an input voltage of up to 40 V and efficiently reduces it to 3.3 V with an available output current of around 15 A. Pololu 2880

Powerbank module with a basket for a 18650 battery. It can provide a current of 3 V and 1 A or 5 V and 2 A

Step-Up converter with an output voltage of 5 to 28 V, an input voltage of 2 to 24 V and a maximum current of 2 A

Step-Up DC-DC converter module. It has an input voltage of 1.3 to 16 V, an output voltage of 3.3 V and a maximum input of up to 2 A. Pololu 4940

Step-Up converter with an output voltage of 2 to 28 V, an input voltage of 2 to 24 V and a maximum current of 2 A