Milwaukee 48-59-1812 M18 & M12 18 Volt/12 Volt Multi-Voltage Charger

The Milwaukee 48-59-1812 M18 & M12 Multi-Voltage Charger is designed to keep crews productive by supporting both M18 and M12 battery platforms in one compact unit. It charges packs sequentially using a first-in, first-charged process, reducing the need to monitor charge cycles throughout the day. The charger communicates directly with each battery to track temperature, cell voltage, and overall status, helping ensure a complete and reliable charge.

Built for jobsites where both M12 and M18 cordless tools are used, this charger cuts down on bulk and eliminates the need to carry separate units. Compact batteries can be ready in as little as 30 minutes, while extended-capacity packs charge in about 60 minutes. With durable polycarbonate housing, wall-mount capability, and LED status indicators, it fits easily into tool rooms, service trucks, and mobile work setups. This charger offers dependable performance for construction, maintenance, and shop environments that rely on steady cordless tool operation.

Milwaukee M18 & M12 18 Volt/12 Volt Multi-Voltage Charger At a Glance

• Dual-System Compatibility: Accepts all M18 and M12 lithium-ion battery packs for simplified charging on mixed-platform jobs.
• Sequential Charging: Charges one pack at a time using a first-in, first-charged process to reduce cycle management.
• Charge Monitoring: Communicates with each battery to track temperature, voltage, and status for consistent charging.
• Fast Charge Times: Compact batteries charge in approximately 30 minutes; extended capacity packs in about 60 minutes.
• LED Indicators: Clear display of charging progress and battery status.
• Wall-Mount Design: Supports fixed installation in workshops, garages, and jobsite trailers.
• Durable Housing: Polycarbonate construction withstands regular jobsite use.

Market

• Construction Trades: Supports crews using both M12 and M18 cordless tools for framing, finishing, electrical, and mechanical work.
• Automotive Repair: Useful in service bays that rely on multiple cordless impacts, lights, and ratchets.
• Facility Maintenance: Helps maintenance teams keep a consistent rotation of charged batteries for daily tasks.
• Municipal and Utility Services: Useful for shop environments where multiple users depend on shared cordless tools.
• HVAC and Mechanical Contractors: Maintains steady power for inspection tools, cutters, drivers, and specialty equipment.
• Trade Schools: Suitable for classroom training environments that need reliable charging for shared tool sets.

Professionals working across construction, maintenance, and service industries benefit from the efficiency of a charger that supports both core Milwaukee battery platforms. Crews no longer need to track multiple chargers or find extra outlets, since this single unit manages batteries used in drills, impacts, lights, inspection tools, and specialty equipment. The sequential process also reduces downtime by ensuring that the first battery placed on the charger is the first to return to service.

Shops, field technicians, and training programs appreciate the predictable charge times and the LED indicators that show when packs are ready for use. Whether mounted on a wall or used as a portable station, it helps keep workflow steady and organized. This predictable, cross-system charging solution minimizes clutter while helping ensure batteries stay protected and charged throughout the day.

Milwaukee 48-59-1812 M18 & M12 18 Volt/12 Volt Multi-Voltage Charger Features

• Dual M18/M12 Compatibility: Charges any Milwaukee M12 or M18 lithium-ion battery pack.
• Sequential Charge Technology: Charges batteries one at a time to manage load and reduce downtime.
• Battery Communication System: Monitors individual cell voltage, temperature, and charge status for consistent performance.
• Multiple Pack Compatibility: Works with M12 battery packs 48-11-2401 and 48-11-2402, and M18 packs 48-11-1815 and 48-11-1828.
• Charge Management System: Designed to help ensure full charge and battery protection.
• Single-Unit Simplicity: Reduces the need for extra chargers in service trucks or workshops.
• LED Status Indicators: Provide clear feedback during charging.

Milwaukee 48-59-1812 M18 & M12 18 Volt/12 Volt Multi-Voltage Charger Includes

• (1) M18 & M12 Multi-Voltage Charger (48-59-1812)

Milwaukee 48-59-1812 M18 & M12 18 Volt/12 Volt Multi-Voltage Charger Specifications

• Input Voltage: 120V
• Battery Voltage: 18V & M12
• Output Voltage: 18V & M12
• Number of Charging Ports: (2)
• Maximum Input Amps: 2.1A
• Maximum Output Amps: 2.5A
• Recommended Charging Temperature: 40–105°F
• Cord Length: 6 ft
• Power Supply: AC
• Battery Type: Lithium-Ion
• Series: M18
• Battery System: M18 & M12
• Material: Polycarbonate
• Sequential / Simultaneous Charging: Sequential
• Badge Branding: Standard Charger
• Battery Test Function: Yes
• CSA Certified: Yes
• ETL Listed: Yes
• UL Listed: Yes
• Wall Mounting: Yes
• LED Charge Indicator: Yes
• Color Finish: Black / Red

Milwaukee 48-59-1812 M18 & M12 18 Volt/12 Volt Multi-Voltage Charger Warranty

• Milwaukee’s 1-Year Limited Tool Warranty

Why Customers Choose the Milwaukee M18 & M12 18 Volt/12 Volt Multi-Voltage Charger

Technicians and installers choose the Milwaukee 48-59-1812 because it supports both M12 and M18 battery systems without requiring multiple chargers. Crews using a mix of cordless drills, inspection tools, lights, and impact wrenches can keep a steady rotation of charged batteries ready throughout the workday. The sequential charging process helps ensure predictable turnaround times while reducing the need to manage several chargers on busy jobsites.

In shops, trucks, and training labs, the wall-mount option and compact layout help keep workspaces organized. The charger’s ability to monitor temperature and voltage gives users confidence that their lithium-ion batteries are protected during charging. For teams relying on cordless tools for daily tasks, this unit provides a dependable way to keep both platforms powered and productive.