Type-C 15W 18650 Battery Charger Module DC-DC Boost UPS 5V 9V 12V

Type-C 15W 3A 18650 Lithium Battery Charger Module – DC-DC Step-Up Booster & UPS Power Supply

Power your DIY electronics projects with confidence using this compact yet powerful Type-C 15W 3A 18650 Lithium Battery Charger Module. Designed for makers, engineers, and hobbyists, this versatile DC-DC step-up boost converter combines fast charging with a built-in UPS function — keeping your devices powered without interruption. Compatible with 5V, 9V, and 12V supply voltages, it's the all-in-one solution for battery-backed power management.

Made in Mainland China.

Key Features

• Fast Type-C Charging: 15W / 3A high-speed charging input via USB Type-C for quick and efficient 18650 cell top-up
• DC-DC Step-Up (Boost) Converter: Converts battery voltage up to stable 5V, 9V, or 12V output to suit a wide range of project requirements
• Built-In UPS Function: Seamlessly switches between wall power and battery backup — ideal for uninterrupted power supply applications
• 15W Maximum Dissipation Power: Handles demanding loads while maintaining thermal efficiency
• SMD Package: Compact surface-mount design fits easily into enclosures, breadboards, or custom PCB builds
• Single Module Quantity: One fully assembled module ready to integrate into your circuit
• Wide Compatibility: Works with Raspberry Pi, Arduino, microcontrollers, routers, and other 5V/9V/12V-powered devices
• No High-Concern Chemicals: Manufactured without substances of high concern for safer handling

Technical Specifications

Perfect For

• DIY UPS / battery backup systems for Raspberry Pi and similar SBCs
• Portable power banks and custom battery packs
• Electronics prototyping and maker projects
• Wireless routers and IoT devices needing uninterrupted power
• Off-grid or remote-sensor power solutions

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Learn more: ENERGY STAR product efficiency guidance

Frequently Asked Questions

Q: What battery type is compatible with this 18650 lithium battery charger module?

A: This module is specifically designed for standard 18650 lithium-ion cells. It charges the cell via a Type-C input at up to 15W / 3A, making it ideal for single-cell DIY power supply and UPS builds.

Q: Can this module be used as a UPS (Uninterruptible Power Supply) for a Raspberry Pi or Arduino?

A: Yes! The built-in UPS function allows the module to automatically switch to battery backup when the primary power source is disconnected, making it an excellent choice for Raspberry Pi, Arduino, and other microcontroller projects that require uninterrupted 5V, 9V, or 12V power.

Q: What output voltages does this DC-DC step-up booster support?

A: The module supports 5V, 9V, and 12V output voltages, giving you flexibility across a wide range of electronic devices and project requirements.

Q: Is this module safe for DIY use with no special chemicals?

A: Yes. According to the manufacturer's specifications, this module contains no high-concern chemicals, making it suitable for standard DIY electronics handling and project integration.