16.8V 8A 134.4W Desktop Battery Charger for 4S Lithium Li-ion Battery Packs | Guangdong QINX

Specifically developed for 4-cell Lithium Li-ion battery packs, this 16.8V 8A desktop charger adopts an advanced constant-current/constant-voltage (CC/CV) charging system to provide accurate voltage regulation and consistent current output throughout the charging process. The optimized charging profile helps improve energy efficiency, supports battery health and ensures dependable charging performance for repeated daily use.

The charger operates with a universal 100-240VAC input, making it suitable for worldwide markets and export-oriented products. Guangdong QINX offers comprehensive OEM and ODM services, including customized cable lengths, DC connector configurations, housing colors, logo printing, specification labels and packaging solutions to simplify product integration.

Providing an 8A charging current, this model is well suited for medium- and high-capacity 4S Lithium Li-ion battery packs that require efficient charging while maintaining stable electrical performance.

Applications

• Portable industrial computers
• Smart inspection drones (ground charging stations)
• Battery-powered testing equipment
• Mobile broadcasting systems
• Professional LED lighting devices
• Intelligent logistics terminals
• Portable emergency communication units
• Electronic field service equipment

Connector Options

Multiple connector choices are available, including 5.5×2.1mm, 5.5×2.5mm, 6.5×4.4mm, XLR 3-pin connectors, GX16 aviation connectors, XT30, XT60, XT90, Anderson Powerpole connectors, Molex connectors, JST connectors, SAE connectors and customized cable assemblies.

Safety Design

Engineered with integrated over-voltage protection, over-current protection, overload protection, short-circuit protection and over-temperature protection, providing safe and reliable charging performance in demanding operating environments.

Certifications

Available with UL, cUL, CE, FCC, RoHS, UKCA, PSE, SAA, CB and DOE Level VI certifications to meet international safety, EMC and energy efficiency requirements.