Adjustable Constant Voltage & Current Power Supply Module

Take precise control of your electronics projects with this versatile Adjustable Constant Voltage & Current Power Supply Module. Whether you're building DIY circuits, charging battery packs, or powering custom electronics, this compact step-up/step-down module delivers stable, regulated output voltage and current — automatically adapting to your load requirements.

Key Features

Dual-Mode Operation: Functions as both a step-up (boost) and step-down (buck) converter for flexible voltage regulation in a single module.
Adjustable Voltage & Current: Independently tune output voltage and current to match your exact project specifications.
Constant Voltage / Constant Current (CV/CC): Automatically switches between CV and CC modes, protecting your components and batteries during charging.
Wide Input Range: Compatible with a broad range of input voltages, making it suitable for benchtop power supplies, solar projects, and more.
Compact & Lightweight Design: Small form factor fits easily into enclosures, breadboards, and custom builds.
Onboard Display: Built-in LED/LCD readout for at-a-glance monitoring of output voltage and current levels.
Overload & Short-Circuit Protection: Automatic safeguards help keep your components and circuits secure during operation.

Ideal Applications

DIY electronics & hobbyist projects
Battery charging (Li-ion, LiPo, lead-acid)
Benchtop & laboratory power supply builds
Solar panel charging regulators
LED driver circuits
Motor speed control

What's in the Box

1 × Adjustable Constant Voltage & Current Power Supply Module

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Frequently Asked Questions

Q: What does the Adjustable Constant Voltage & Current Power Supply Module do?

A: This module regulates electrical output to deliver a stable, user-defined voltage and current level. It can step voltage up (boost) or step it down (buck) depending on your input/output requirements, and automatically switches between constant voltage (CV) and constant current (CC) modes to protect connected components.

Q: What types of projects is this power supply module suitable for?

A: It's ideal for a wide range of DIY electronics projects including battery charging (Li-ion, LiPo, lead-acid), benchtop power supply builds, solar charging systems, LED drivers, and motor control applications. Its adjustable output makes it highly versatile for hobbyists and engineers alike.

Q: How do I adjust the output voltage and current on this module?

A: The module features onboard adjustment potentiometers (and in some variants, digital controls) that allow you to dial in your desired output voltage and current independently. The built-in display shows real-time readings so you can monitor your settings accurately during use.

Q: Does this module offer any built-in protection features?

A: Yes. The module includes automatic overload and short-circuit protection to help safeguard both the module itself and the components connected to it, making it a reliable choice for sensitive electronics work.

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.