BOSCH GBA18V - 18V CORE18V Lithium-Ion 8.0 Ah Performance Battery (Assorted Types Available)

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The Bosch CORE18V Performance Battery is the next-gen Lithium-ion battery that delivers 2X the power and runtime of standard two-layer 18V batteries with minimal increase in volume and weight. The GBA18V battery features advancements in design that reduce resistance and increase efficiency, to improve the performance-to-weight ratio of tools used on the jobsite all day. Engineered with 21700 cell technology, the battery delivers power and performance for high-capacity tools. Bosch engineered the exclusive CoolPack 2.0 technology to manage the heat of the higher power cells, and it provides better cooling than the previous-generation CoolPack system. CoolPack 2.0 extends the life of the battery by 35%, lowering the cost of battery replacement.


  • Optimized 18V Li-ion battery – delivers 2X power and runtime for ideal performance-to-weight ratio for high-capacity tools
  • High-power cells – use enhanced 21700 cell technology, combined with advanced battery design for greater efficiency
  • Cutting-edge cell design – engineered to improve performance in tools used on the jobsite all day
  • Bosch-exclusive CoolPack 2.0 technology – provides better cooling than the previous-generation CoolPack system
  • Ideal balance of size to power – weighs only 2.14 Lbs., but provides performance comparable to much heavier batteries
  • Designed for high-capacity power tools – for such tools as reciprocating saws, circular saws, grinders and rotary hammers that require high amounts of power for the most demanding applications


Battery Chemistry Lithium Ion
Battery Voltage (V) 18
Battery Watt Hours 144.0Wh
Height 2.7"
Length 4.6"
Watts 1600.0
Width 3.0"
Includes (1) 18V CORE18V Lithium-Ion Performance Battery


Note actual product and specs may vary