Lithium Battery Charger 4S - 16.8V - 2A Adapter 5.5X2.1mm

The 4S Lithium Battery Charger Adapter 16.8VDC 2A 5.5×2.1mm is designed for charging 4-cell lithium battery packs that require a 16.8V DC charging voltage. It is suitable for electronic projects, portable battery packs, DIY power systems, and rechargeable lithium battery applications where a stable and dedicated charger is required.

This charger provides a 2A output current, making it suitable for medium-capacity 4S lithium battery packs. The 5.5×2.1mm DC barrel connector offers a common and easy connection method for compatible battery packs and charging ports. Its compact adapter-style design makes it practical for workshop use, maintenance, testing, and everyday charging needs.

Features:

• Designed for 4S lithium battery packs.
• 16.8VDC charging output.
• 2A output current for reliable charging.
• 5.5×2.1mm DC barrel connector.
• Compact adapter-style design.
• Suitable for DIY electronics and battery-powered projects.
• Easy plug-and-use connection.
• Stable DC output for lithium charging applications.
• Practical for workshop, repair, and testing use.

Specifications:

Type : Lithium Battery Charger AdapterBattery

Compatibility: 4S Lithium Battery Pack

Compatible Battery Chemistry : Li-ion / Li-polymer

Compatible Nominal Battery Voltage : 14.4V / 14.8V

Charging Output Voltage : 16.8V DC

Output Current : 2A

Output Power:Approx. 33.6W

Charging Mode : CC/CV

Input Voltage : AC 100–240V, 50/60Hz

Plug Type : EU Plug

Connector Type : DC Barrel Plug

Plug Size : 5.5×2.1mm

Polarity : Outer Positive (+), Inner Negative (-)

LED Indicator : Two-color LED indicator

Charging Status Indicator : Red Light: Charging / Green Light: Fully Charged or No Load

Material : ABS

Color : Black

Adapter Size : 8.5 × 5 × 3cm

Cable Length : 75cm

Protection : Over-voltage, over-current, short-circuit protection

Usage : Indoor battery charging

Application : 4S rechargeable lithium battery packs

Applications:

• 4S Lithium Battery Pack Charging.
• DIY Electronics Projects.
• Robotics Power Systems.
• Portable Lighting Systems.
• Rechargeable Battery Packs.
• Electric Tools Battery Charging.
• RC and Hobby Battery Applications.
• Workshop Battery Testing.
• Custom Power Supply Projects.

Package Contents:

• 1x 4S Lithium Battery Charger Adapter 16.8VDC 2A 5.5×2.1mm