18650 Lithium Battery Charger Multi-Voltage 1A 2A 3A
18650 Lithium Battery Charger – Versatile Multi-Voltage Charging
Keep your lithium battery packs topped up and ready with this reliable 18650 Lithium Battery Charger. Designed to support a wide range of voltages — 4.2V, 8.4V, 12.6V, 16.8V, 21V, 25.2V, and 29.4V — and multiple current outputs (1A, 2A, and 3A), this charger is an essential companion for DIY battery packs, power tools, e-bikes, and more. The convenient 90° elbow connector keeps your setup tidy and strain-free.
Key Features
- Wide Voltage Compatibility: Supports 4.2V, 8.4V, 12.6V, 16.8V, 21V, 25.2V, and 29.4V lithium battery packs.
- Multiple Current Options: Choose from 1A, 2A, or 3A output to match your battery's charging requirements.
- Input Range: Accepts 40V–1000V input (40VA type), making it flexible for various power environments.
- Input Overcurrent Protection: Built-in safeguards protect against input overcurrent events, helping keep your batteries and devices safer during charging.
- Output Current Protection: Output current protection circuitry helps prevent overcharging and extends battery life.
- 90° Elbow Connector: Space-saving angled connector reduces cable stress and fits neatly into tight spaces.
- 8 Color Options: Select the color that suits your setup or makes identification easy.
- Plug-and-Charge Simplicity: Ready to use right out of the box — no complicated setup required.
Specifications
- Compatible Battery: 18650 Lithium Cell Packs
- Output Voltages: 4.2V / 8.4V / 12.6V / 16.8V / 21V / 25.2V / 29.4V
- Output Current: 1A / 2A / 3A
- Input: 40V–1000V (40VA Type)
- Connector Style: 90° Elbow
- Color Options: 8 available
Who Is This For?
This charger is ideal for hobbyists, makers, and professionals who work with custom lithium battery packs for e-bikes, power tools, RC vehicles, solar storage, and other electronics projects. Its broad voltage and current compatibility makes it a single, go-to charger for multiple battery configurations.
For more information on safe lithium battery handling and charging best practices, visit the U.S. Consumer Product Safety Commission – Lithium-Ion Battery Safety.
Frequently Asked Questions
Q: What voltages does this 18650 lithium battery charger support?
A: This charger is compatible with a wide range of lithium battery pack voltages: 4.2V, 8.4V, 12.6V, 16.8V, 21V, 25.2V, and 29.4V — making it suitable for 1S through 7S lithium cell configurations commonly used in e-bikes, power tools, and DIY battery projects.
Q: Can I choose the charging current output?
A: Yes. This charger is available in 1A, 2A, and 3A output current variants, allowing you to select the appropriate charging rate for your specific battery pack capacity and chemistry.
Q: What safety protections does this lithium battery charger include?
A: The charger features built-in input overcurrent protection and output current protection to help safeguard your battery packs during charging, reducing the risk of overcharging and helping extend overall battery lifespan.
Q: What is the 90° elbow connector for?
A: The angled 90° elbow connector is designed to reduce cable strain, save space, and allow the charger to sit flat against a surface or fit neatly into tight charging setups — a practical touch for organized workbenches and storage areas.