16.8V 1.5A 25.2W Desktop Battery Charger for 4S Lithium Li-ion Battery Packs | Guangdong QINX Technology Co., Ltd.

Designed to charge 4-cell Lithium Li-ion battery packs, this 16.8V 1.5A desktop charger employs an optimized CC/CV charging method to provide accurate current regulation and stable output voltage throughout the charging process. The controlled charging profile helps reduce battery stress while supporting dependable charging efficiency and long-term battery durability.

Its universal 100-240VAC input allows the charger to be used in different countries without additional voltage switching. Guangdong QINX Technology Co., Ltd. offers extensive customization capabilities, including DC output cable specifications, connector selection, enclosure appearance, logo printing, product labels and customized packaging, enabling manufacturers to integrate the charger into a wide variety of battery-powered products.

With a 1.5A charging output, this model provides a practical balance between charging speed and battery protection, making it suitable for everyday use with compact and medium-capacity Lithium Li-ion battery packs.

Applications

• Portable thermal printers
• Smart payment terminals
• Rechargeable inspection flashlights
• Electronic testing meters
• Handheld wireless controllers
• Mobile healthcare devices
• Battery-powered consumer electronics
• Intelligent IoT gateways

Connector Options

A variety of DC connector options are available, including 5.5×2.1mm, 5.5×2.5mm, 3.5×1.35mm, 4.0×1.7mm, 4.8×1.7mm, USB Type-C (charging only), JST connectors, Molex connectors, XT30 connectors, DC7909 connectors, magnetic charging connectors and custom cable assemblies.

Safety Design

Incorporates comprehensive safety protections, including over-voltage protection, over-current protection, short-circuit protection and over-temperature protection, ensuring secure and reliable charging under normal operating conditions.

Certifications

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