Bosch CORE18V 12Ah battery
Bosch CORE18V 12Ah battery, weighs only 3.04 LBS, with 6.0 Ah High Power, COOLPACK™ 2.0 TECHNOLOGY, and CHARGE-STATUS INDICATOR.
Bosch branded red and black device.
BOSCH battery with green charge level indicator.
CORE 18V 12Ah battery.
Bosch CORE18V 12Ah battery, FRONT and BACK view. The front is marked "CORE18V 12Ah." The back is marked "AMP Share 18V 12Ah" with a battery level indicator.
Bosch CORE18V 12Ah battery with High Power and Extended Runtime, powered by AMP Share.
Bosch "Same Battery. New Look." with CORE18V 12Ah, ProFactor Exclusive batteries.
AMP Share Multi-brand Compatible 18V Battery System, powered by BOSCH.
Bosch 18V Limited Warranty with 3 Year Battery, effective 6/1/23; visit https://rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99.

GBA18V120 Professional

Batteries, Chargers & Starter Kits

18V CORE18V® Lithium-Ion 12 Ah High Power Battery

  • Performance – delivers equal power and at least 50% more runtime than the CORE18V® 8 Ah battery, powering high-demand applications
  • Efficiency – features three layers of enhanced 21700 cells for greater battery efficiency
  • Bosch-Exclusive CoolPack™ 2.0 technology – cools the battery and helps provide longer battery lifetime compared to non-CoolPack™ Bosch 18V batteries
  • Cutting-edge battery design – includes copper end plates, power rails and a flexible circuit board, offering reduced resistance and increased efficiency
  • Efficient operation – weighs only 3.04 Lbs., providing performance comparable to larger and heavier alternatives
  • Charge-status indicator – features high resolution for clear visibility
  • Compatibility – compatible exclusively with Bosch PROFACTOR™ tools with BITURBO Brushless™ Technology, for power comparable to the most demanding corded tools; compatible with Bosch 18V chargers and the AMPShare™ System
  • High power – optimized to drive Bosch PROFACTOR™ tools with BITURBO Brushless™ Technology
  • Engineered exclusively for high-demand tools – compatible with PROFACTOR rotary hammers, grinders, circular saws and more, the 12 Ah PROFACTOR Exclusive Battery is incompatible with non-PROFACTOR tools
  • Flexibility – compatible with Bosch 18V Lithium-ion battery chargers
  • Bosch 18V batteries are covered by a three year limited warranty - for details, visit https://rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99
  • Not compatible with Bosch non-PROFACTOR™ tools
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GBA18V120 Professional

Technical data

The most important data

Battery Chemistry
Lithium Ion
Battery Watt Hours
216 Wh
Height in
3.6 "
Length in
4.6 "
Weight
3.04 lb
Width in
3 "
Works With
18V SDS-max® Hammers, GBH18V-36C, GBH18V-40C, GBH18V-45C, 18V SDS-plus® Hammer, GBH18V-34CQ, 18V Grinders, GWS18V-13C, GWS18V-13P, GWX18C-13C, GWX18V-13P, 18V Circular Saws, GKS18V-25C, GKS18V-25GC, GKS18V-26L, 18V Track/Plunge Saw, GKT18V-20GC, 18V Miter Saw, GCM18V-12GDC, GCM18V-12SD, GCM18V-10SD, GCM18V-07S, 18V Table Saws, GTS18V-08, 18V Reciprocating Saws, GSA18V-110, 18V Drill/Drivers, GSR18V-1330C, 18V Hammer Drill/Drivers, GSB18V-1330C, 18V Impact Wrenches, GDS18V-740, GDS18V-740C, GDS18V-770, GDS18V-770C, 18V Concrete Nailer, GNB18V-12, 18V Chargers, All Bosch Chargers for 18V Lithium-ion Batteries, including these models: BC630, BC660, BC1880, BC3680, GAL18V-20, GAL18V-40, GAL18V-160C, GAL18V6-80, GAX1218V-30, GAX18V-30
Includes
(1) GBA18V120 18V CORE18V® Lithium-Ion 12 Ah High Power Battery

GBA18V120 Professional: Further information

Product Highlights

The Bosch CORE18V® 12 Ah High Power Battery delivers equal power and at least 50% more runtime than the CORE18V® 8 Ah battery, powering high-demand applications. The GBA18V120 features three layers of enhanced 21700 cells for greater battery efficiency. The battery has Bosch-exclusive CoolPack™ 2.0 technology, which cools the battery faster and helps provide longer lifetime compared to Bosch 18V batteries without CoolPack™ 2.0. With its cutting-edge battery design – including copper end plates, power rails and a flexible circuit board – it offers reduced resistance and increased efficiency. It weighs only 3.04 Lbs., providing performance comparable to larger and heavier alternatives. It includes a charge-status Indicator with high resolution for clear visibility. The GBA18V120 is compatible exclusively with Bosch PROFACTOR™ tools with BITURBO Brushless™ Technology, for power comparable to the most demanding corded tools; compatible with Bosch 18V chargers and the AMPShare™ System; not compatible with Bosch non-PROFACTOR™ tools. The battery is compatible with Bosch 18V chargers and the AMPShare™ System. The AMPShare™ System is a battery system designed to be multi-brand compatible across many cordless products to make managing your work day easier.