Brüder Mannesmann M12711 Automatic Car Battery Charger for 6V and 12V Lead-Acid Batteries

Dead or weak car batteries can leave you stranded at the worst possible moment. The Brüder Mannesmann M12711 is a compact automatic charger that revives 6V and 12V lead-acid batteries, including wet and maintenance-free types, so you can get back on the road quickly and safely.

Who is it for

This charger suits car owners, hobby mechanics, and anyone who needs to maintain batteries in cars, motorcycles, classic vehicles, or seasonal equipment. It is ideal for batteries from 10 Ah to 120 Ah depending on voltage.

Main features

• Automatic charging for 6V and 12V lead-acid batteries (wet and MF)
• Max charging current: 4.2 A at 6V, 6.0 A at 12V
• LED indicators show charging status at a glance
• Protection against overload, short circuit, and reverse polarity
• Compact plastic housing for workshop or garage use

Specifications

• Input voltage: 230 V AC, 50 Hz
• Output voltage: 6 V DC / 12 V DC
• Max charging current: 4.2 A (6V), 6.0 A (12V)
• Recommended battery capacity: 10–60 Ah (6V), 20–120 Ah (12V)
• Power consumption: max. 100 W
• Protection class: IP20
• Housing material: plastic

Tips

Always connect the charger to the battery before plugging it into the mains. For best results, charge in a well-ventilated area and disconnect the battery from the vehicle if possible.