Inverter XL4016SD step-down 280W 1,2V-35V 9A

This synchronous switching step-down (or buck) regulator takes an input voltage of up to 40 V and efficiently reduces it to 6 V with an available output current of around 15 A. Pololu 2882

A boost charger module that allows you to charge batteries from USB, DC, or solar panels, and power devices requiring 5V. Equipped with the BQ25185 and TPS61023, it provides high efficiency, optimized power consumption, and support for 500mAh or larger batteries. Adafruit 6106

This regulated DC-DC buck switching power supply supports an input voltage of 6 to 70V and an output voltage of 0 to 60V at a current rating of up to 15A (20A peak). It features high-precision voltage and current displays and quick-select switches for standard voltages. The module features an intelligent cooling system and numerous safety features, making it a safe and reliable solution for precision powering electronics, battery testers, LED systems, and industrial applications. XY6015L

The Step-Down Converter allows you to adjust the output voltage (1.5-35V) and output current (up to 10A, 8A recommended), supporting a maximum of 150W (100W recommended) with an operating temperature of -20 to 75°C and a conversion efficiency of up to 95%. It has short-circuit protection but no reverse input protection.

Step-Down converter D36V50F6 with an output voltage of 6 V, an input voltage from 6.5 to 50 V and a maximum output current of 8 A. Pololu 4092

The Step-Down D24V6F5 Buck Voltage Regulator module gives the output voltage of 5V with a wide input voltage range of 7-42V and a maximum output current of 600 mA. Pololu 2107

The compact (0.4″ × 0.5″) D24V5F6 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 6 V while allowing for a maximum output current of 500 mA. Pololu 2844

The Step-Down D24V3F3 Buck Voltage Regulator module gives the output voltage of 3,3V with a wide input voltage range of 4.3-42V and a maximum output current of 300 mA. Pololu 2097

Step-Down converter with adjustable output voltage from 4.2 V to 15 V and output voltage up to 45 V. It is equipped with reverse voltage protection, input undervoltage lockout, overload and short circuit protection. Pololu 4875

The compact (0.4″ × 0.5″) D24V5F1 synchronous buck voltage regulator takes input voltages between 3 V and 36 V and efficiently reduces them to 1.8 V while allowing for a maximum output current of 500 mA. This regulator offers typical efficiencies between 75% and 90%. The pins have a 0.1″ spacing, making this board compatible with standard solderless breadboards and perfboards.

Step-Down DC-DC converter module based on the D36V6F3 system. Input voltage 4 ... 50V, output voltage 3.3V (max. 600mA). Polol 3791

The Step-Down Converter Module with Voltmeter and Ammeter offers a wide input and output voltage range, with a maximum output current of 12A and a power of 160W. It comes with advanced monitoring and protection features and its conversion efficiency is around 96%.

The Step-Down converter module on the MP1584EN chip converts the input voltage (9-35V) to the regulated output voltage (0.8-25V) 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.

A synchronous step-down converter that reduces input voltage from 5V to 60V to a stable 5V with up to 95% efficiency and up to 6A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5571

A step-down converter module that allows you to reduce the input voltage from 12.2–36 V to a stable 12 V, ensuring high efficiency thanks to SMPS technology. A maximum output current of 600 mA allows you to power microcontrollers, IoT modules, and other electronic systems. The device is equipped with short circuit and overheating protection and offers very low quiescent current. Pololu 5597

A step-down converter module that allows for input voltage reduction from 6.1–36V to a stable 6V level, ensuring high efficiency thanks to SMPS technology. A maximum output current of 600mA allows for powering microcontrollers, IoT modules, and other electronic systems. The device is equipped with short circuit and overheating protection and offers very low quiescent current. Pololu 5594