MILWAUKEE M12-18C3 6-Bay 12V–18V Fast Battery Charger

The Milwaukee M12-18C3 Battery Charger is a 6-bay charger designed for professional users. It supports both M12™ and M18™ REDLITHIUM™ batteries in a single unit and can hold up to six batteries simultaneously (three M12™ batteries and three M18™ batteries). Featuring Rapid Charge technology, it can charge up to three batteries at the same time, reducing charging time, improving productivity, and making it ideal for applications that require multiple batteries throughout the day. The charger also incorporates REDLINK™ Intelligence, which monitors and manages the charging process to help maximize battery life. In addition, it features integrated wall-mounting slots and a carrying handle for convenient installation and transportation.

Features

• Compatible with all M12™ and M18™ REDLITHIUM™ batteries.
  
• Holds up to six batteries simultaneously (3 × M12™ + 3 × M18™).
  
• Charges up to three batteries simultaneously, reducing charging time compared to conventional chargers.
  
• REDLINK™ Intelligence continuously monitors battery voltage, temperature, and status for safe charging and extended battery life.
  
• Pass-through AC outlet allows other devices to share the same wall outlet.
  
• Equipped with wall-mounting slots and a carry handle for easy installation and transport.
  
• Ideal for professional tradespeople, service centers, mobile service vehicles, and applications requiring multiple batteries throughout the day.

Technical Specifications

• Model: M12-18C3
  
• Battery system: M12™ and M18™ REDLITHIUM™ Li-Ion
  
• Supported battery voltage: 12V / 18V
  
• Charging bays: 6
  
• Simultaneous charging: Up to 3 batteries
  
• Battery capacity: Up to 3 M12™ batteries + 3 M18™ batteries
  
• Input voltage: 220–240V AC
  
• Maximum input current: 3.5A
  
• Output voltage: 12V / 18V DC
  
• Maximum charging current: 4.5A (12V) / 6.0A (18V)
  
• Weight: Approx. 4.0 kg
  
• Mounting options: Desktop or wall-mounted

Approximate Charging Times

• M12™ 2.0Ah Battery: 33 min
  
• M12™ 3.0Ah Battery: 68 min
  
• M12™ 4.0Ah Battery: 63 min
  
• M12™ 6.0Ah Battery: 95 min
  
• M18™ 2.0Ah Battery: 26 min
  
• M18™ 4.0Ah Battery: 47 min
  
• M18™ 5.0Ah Battery: 59 min
  
• M18™ HIGH OUTPUT™ 3.0Ah Battery: 35 min
  
• M18™ FORGE™ 6.0Ah Battery (FB6): 62 min
  
• M18™ FORGE™ 8.0Ah Battery (FB8): 87 min
  
• M18™ FORGE™ 12.0Ah Battery (FB12): 130 min