Milwaukee M12 Batteries, Chargers & Mounts

Power your tools the professional way with Milwaukee M12 Batteries, Chargers & Mounts – engineered for maximum runtime, fast charging, and rugged reliability. Whether you're on-site or in the workshop, Milwaukee’s REDLITHIUM™ battery technology delivers consistent performance, extended cycle life, and superior protection in tough environments. With compact and high-capacity battery options plus rapid chargers, the M12 system keeps your cordless workflow efficient and uninterrupted.

Stock up on M12 batteries and accessories at Toolden. Enjoy free Mainland UK delivery over £100 and 0% interest finance on qualifying purchases.

Key Features

REDLITHIUM™ Battery Technology

Milwaukee’s advanced REDLITHIUM™ cells provide fade-free power, better heat management, and longer run time compared to standard lithium-ion batteries – built for all-day performance.

Rapid Multi-Voltage Charging

The M12-18 FC charger rapidly charges both M12 and M18 batteries, reducing downtime and keeping your fleet of tools running throughout the day with intelligent charging cycles.

Versatile Battery Options

Choose from lightweight 2.0Ah packs for compact jobs or step up to 6.0Ah batteries for extended runtime in power-hungry applications – all compatible across Milwaukee M12 tools.

Best Sellers

Milwaukee M12-18 FC Rapid Charger

This intelligent charger supports both M12 and M18 battery platforms, providing fast, sequential charging with built-in diagnostics for optimal battery life and performance.

Milwaukee M12B2 12V 2.0Ah REDLITHIUM™ Battery

Lightweight and compact, the M12B2 offers reliable power and runtime for your everyday cordless tools, ideal for overhead tasks and tight work areas.

Milwaukee M12B6 12V 6.0Ah REDLITHIUM™ Battery Pack

Delivering maximum runtime and peak performance, the M12B6 is the perfect upgrade for users tackling intensive tasks or using high-drain M12 tools.

FAQs

Can I use M12 batteries with M18 tools?

No, Milwaukee’s M12 and M18 platforms are separate. M12 batteries are compatible only with M12 tools, and M18 batteries with M18 tools.

How fast is the M12-18 FC charger?

The M12-18 FC is a rapid charger that can fully charge an M12 2.0Ah battery in approximately 40 minutes and an M12 6.0Ah battery in around 95 minutes, depending on temperature and battery condition.

Are REDLITHIUM™ batteries worth the upgrade?

Yes. REDLITHIUM™ batteries provide longer run time, increased power, and greater durability compared to standard lithium-ion batteries – making them a smart investment for professional users.