16.8V 1A 16.8W Desktop Battery Charger for 4S Lithium Li-ion Battery Packs | Guangdong QINX Technology Co., Ltd.

Developed for 4-cell Lithium Li-ion battery packs, this 16.8V 1A desktop charger features an optimized constant-current/constant-voltage (CC/CV) charging process that delivers stable charging performance from initial charging to full capacity. Accurate voltage regulation and controlled current output help improve battery charging consistency while supporting long-term battery reliability.

With a wide 100-240VAC input range, the charger can be used in countries and regions with different AC power standards. Guangdong QINX Technology Co., Ltd. offers complete customization services, including output cable length, DC plug selection, housing color, logo printing, product labels and packaging, making it suitable for OEM and ODM manufacturing projects.

The 1A charging current provides an effective balance between charging efficiency and battery protection, making this charger suitable for everyday charging of low- and medium-capacity Lithium Li-ion battery packs.

Applications

• Portable POS terminals
• Wireless communication devices
• Smart door access systems
• Digital inspection equipment
• Rechargeable LED work lights
• Portable consumer electronics
• Handheld measurement instruments
• Intelligent control modules

Connector Options

Connector options include 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, PH connectors, Mini DIN connectors, magnetic DC connectors and customized cable assemblies.

Safety Design

Equipped with multiple safety protections, including over-voltage protection, over-current protection, short-circuit protection and over-temperature protection, ensuring reliable and secure charging performance during continuous operation.

Certifications

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