Qoltec 52669 Intelligent Battery Charger 12V 6A with Repair Function for AGM GEL LiFePO4

Dead batteries can bring your vehicle or equipment to a halt, but the Qoltec 52669 Intelligent Battery Charger restores them safely and efficiently. This 12V 6A charger uses a 9-stage microcontroller-controlled process to charge, maintain, and even repair lead-acid, AGM, GEL, and LiFePO4 batteries from 6Ah to 120Ah. Automatic voltage detection, temperature compensation, and a repair mode for sulfated batteries make it a versatile tool for cars, motorcycles, boats, and seasonal vehicles.

Who is it for

This charger is ideal for vehicle owners, workshops, and hobbyists who need a reliable, automatic charger for a wide range of 12V batteries. It suits anyone from daily drivers maintaining a car battery to enthusiasts storing motorcycles or boats over winter, and it handles modern LiFePO4 batteries as well as traditional lead-acid types.

Main features

• 9-stage intelligent charging: desulfation, soft start, bulk, absorption, analysis, recondition, float, pulse, and long-term maintenance for optimal battery health.
• Repair function: special reconditioning mode revives deeply discharged or sulfated batteries.
• Microcontroller unit (MCU): precise control of charging parameters for safety and efficiency.
• Auto OFF: automatically stops charging when the battery is full, preventing overcharging.
• Wide compatibility: charges Wet, MF, CA/CA, EFB, GEL, AGM, and LiFePO4 batteries from 6Ah to 120Ah.
• LCD display: shows charging status, voltage, current, and mode.
• Comprehensive protection: overcharge, short circuit, reverse polarity, overheat, overcurrent, and low voltage.

Specifications

• Input voltage: 100-240V AC, 50/60 Hz
• Output voltage: 12V DC
• Output current: 6A
• Supported battery types: 12V Lead-Acid (Wet, MF, CA/CA, EFB), GEL, AGM, LiFePO4
• Battery capacity range: 6Ah - 120Ah
• Charging stages: 9-stage intelligent charging
• Special functions: battery repair/reconditioning (desulfation), automatic temperature compensation
• Protection features: overcharge, short circuit, reverse polarity, overheat, overcurrent, low voltage
• Display type: LCD
• Operating temperature: -20°C to +45°C
• Efficiency: >85%
• Input cable length: 1.5 m
• Output cable length: 1.5 m
• Control: Microcontroller Unit (MCU)
• Automatic features: Auto OFF, automatic charging

Tips

For best results, connect the charger to the battery before plugging it into the mains. Use the repair mode periodically for batteries that have been deeply discharged or left unused for long periods. Always ensure the charger is placed in a well-ventilated area during operation.