DC-DC Adjustable Buck Boost Power Supply Module

Take full control of your power conversion projects with this versatile DC-DC Adjustable Buck Boost Power Supply Module. Whether you're prototyping electronics, powering microcontrollers, or building custom circuits, this compact module delivers stable, adjustable output voltages — from 3.3V, 5V, 9V, 12V, up to 24V — all from a single convenient board. Available in a Red or Green LED display version to match your build aesthetic.

Key Features

Wide Adjustable Output Range: Supports common voltages including 3.3V, 5V, 9V, 12V, and 24V for maximum project flexibility.
Buck & Boost Capability: Operates as both a step-down (buck) and step-up (boost) converter — one module handles it all.
USB Input & Output: Convenient USB port for easy power sourcing and delivery in portable and bench-top setups.
Digital Display Panel (DP): Built-in digital readout lets you monitor and dial in your exact output voltage with precision.
Stable Power Output: Engineered for consistent, ripple-minimized output, making it dependable for sensitive electronics and DIY builds.
Compact & Lightweight: Slim form factor fits neatly into project enclosures, breadboards, and portable power setups.
2 Color Options: Choose the Red or Green LED display panel version to suit your workshop or build style.

Ideal Applications

DIY electronics prototyping and Arduino / Raspberry Pi projects
Lab bench power supply on the go
Powering sensors, motors, and microcontrollers
Custom USB charging circuits
RC and robotics power management

Specifications at a Glance

Output Voltages: 3.3V / 5V / 9V / 12V / 24V (adjustable)
Converter Type: Buck-Boost (step-down & step-up)
Interface: USB
Display: Digital Panel (DP)
LED Color Options: Red / Green

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Frequently Asked Questions

Q: What does a DC-DC buck boost power supply module do?

A: A DC-DC buck boost power supply module converts an input voltage to a user-selected output voltage — either stepping it down (buck) or stepping it up (boost). This module supports outputs of 3.3V, 5V, 9V, 12V, and 24V, making it extremely versatile for electronics projects, prototyping, and custom power circuits.

Q: What is the USB port used for on this module?

A: The USB port allows you to connect a standard USB power source as the input, and can also provide USB output for powering devices. This makes the module ideal for portable builds, charging circuits, and bench-top use without needing specialized connectors.

Q: What is the difference between the Red and Green display versions?

A: Both versions are functionally identical — the only difference is the color of the LED digital display panel. Red and Green options are available so you can match the module's appearance to your project, enclosure, or personal preference.

Q: Is this module suitable for beginners and hobbyists?

A: Yes! The built-in digital display panel (DP) makes it straightforward to monitor and adjust your output voltage, even if you're new to DC power conversion. It's ready to use right out of the box with standard USB power sources.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.