12V / 24V 20A automatic battery Charger and Repair is designed for motorcycles, cars, solar batteries, and backup power systems. This intelligent charger supports lead-acid batteries including flooded, AGM, GEL, and also works with compatible lithium batteries, making it a versatile charging solution for automotive and energy storage applications.

The charger features smart automatic charging technology that adjusts charging current based on battery condition, ensuring safe and efficient charging while preventing overcharging. Its multi-stage charging system includes bulk, absorption, and float modes to maintain optimal battery health and extend battery life.

Equipped with an LED display for charging status, the charger allows users to monitor battery condition in real time. It also includes battery repair and boost functions, helping restore weak batteries and improve overall battery performance. BDTronics supplies the Sunchonglic FLA-20A battery charger in Bangladesh for automotive, workshop, and solar battery maintenance applications.

Features:

• Universal 12V / 24V smart battery charger

• High charging current up to 20A for faster battery charging

• Supports lead-acid batteries (FLA, AGM, GEL) and compatible lithium batteries

• Smart automatic charging control adjusts current based on battery condition

• Multi-stage charging system: bulk, absorption, and float charging

• Battery repair and boost function for recovering weak batteries

• LED indicator display for charging status and battery condition

• Short circuit, reverse polarity, and overheating protection

• High efficiency soft switching power design

• Suitable for motorcycle, car, solar battery, and backup systems

Specifications:

• Product Name: Smart Battery Charger

• Model: Sunchonglic FLA-20A

• Input Voltage: AC 100V – 240V

• Input Frequency: 50 / 60 Hz

• Output Voltage: 12V / 24V (automatic detection)

• Maximum Output Current: 20A

• Charging Mode: Multi-stage charging (Bulk → Absorption → Float)

• Charging Efficiency: 85% – 90%

• Voltage Regulation: ±5% of rated output

• Ripple Voltage: <100mV at full load

• Display Type: LED charging indicators

• Protection Features:

  • Over-voltage protection

  • Over-current protection

  • Short-circuit protection

  • Reverse polarity protection

  • Thermal protection

• Cooling Method: Natural convection / fan cooling

• Operating Temperature: 0°C – 40°C

How to Use

• Connect red clamp to battery positive terminal

• Connect black clamp to battery negative terminal

• Plug charger into AC power source (100-240V)

• The charger will automatically detect battery voltage (12V or 24V)

• Monitor charging status using the LED indicators

• Once charging is complete, the charger switches to float mode automatically

Applications

• Motorcycle battery charging

• Car and automotive battery maintenance

• Solar battery charging systems

• Backup power battery maintenance

• Marine battery charging

• Workshop and garage battery service

• Emergency battery charging and recovery

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