Bosch 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery

Bosch 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery

Get the power you need without the bulk. The Bosch CORE18V® 4 Ah Advanced Power Battery delivers 2x the runtime and 60% more power than standard 2 Ah batteries—all in a compact, lightweight design. Built with next-gen 21700 lithium-ion cells, this battery is engineered for maximum efficiency and durability, making it ideal for drilling, grinding, cutting, and even light-duty chipping.

Its CoolPack™ 2.0 technology keeps the battery cooler for longer life, while the copper end plates and flexible circuit board reduce resistance and boost performance. Weighing just 1.10 lbs, it’s the perfect solution for pros who demand power without fatigue.

Compatible with all Bosch 18V tools and chargers, and part of the AMPShare™ System, this battery works across multiple brands—streamlining your jobsite setup.

Key Features:

• 2x runtime & 60% more power vs. 2 Ah batteries
• High-efficiency 21700 lithium-ion cells
• CoolPack™ 2.0 for extended battery life
• Lightweight at just 1.10 lbs
• AMPShare™ multi-brand compatibility
• High-resolution charge-status indicator
• Backed by a 3-year limited warranty

Available now at Hue & Hammer Vancouver—your local source for Bosch power tools and accessories.