Bosch CORE18V 4Ah battery.
Bosch CORE 18V 4Ah battery, features high power cells, POWER AND RUNTIME, COOLPACK™ 2.0 TECHNOLOGY, CUTTING-EDGE BATTERY DESIGN, and CHARGE-STATUS INDICATOR. Compatible with AMPShare™ SYSTEM brands.
GBA18V40
GBA18V40
GBA18V40
CORE18V 4Ah battery.
BOSCH battery, with "BOSCH" text, and battery life indicator.
BOSCH black and red power tool battery.
Bosch CORE18V 4Ah battery, with front and back view. Front has "BOSCH" and "CORE 18V.4Ah". Back has "BOSCH" logo, "AMP Share", "18V 4Ah".
CORE18V 4 Ah Advanced Power battery; Powered by Bosch; AMP Share.
Bosch CORE 18V 4.0Ah battery, with "Same Battery. New Look." text and "AMP Share" logo.
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.

GBA18V40 Professional

Batteries, Chargers & Starter Kits

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

  • Lightweight solution – allows you to get the power and lose the weight in a compact battery
  • Power and runtime – delivers 2x the runtime and 60% more power compared to BAT612 18V 2 Ah battery
  • High-power lithium-ion cells – features a single layer of enhanced 21700 cells for greater battery efficiency
  • Cutting-edge battery design – includes copper end plates, power rails and a flexible circuit board for reduced resistance and increased efficiency
  • Bosch-Exclusive CoolPack™ 2.0 technology – cools the battery and helps provide longer battery lifetime compared to non-CoolPack™ Bosch 18V batteries
  • Compact operation – weighs only 1.10 Lbs. but provides power for standard to medium-duty applications, such as drilling into concrete, metal and wood; metal grinding; cutting and even light-duty chipping
  • Charge-status indicator – features high resolution for clear visibility
  • Compatibility – engineered for 18V and compatible with Bosch 18V tools and chargers
  • AMPShare™ System – compatible with the AMPShare™ System, a battery system designed to be multi-brand compatible across many cordless products to make managing your work day easier
  • AMPShare™ System compatibility – 18V batteries and chargers are compatible with Bosch 18V power tools and a growing list of cordless products from AMPShare™ brands
  • Bosch 18V batteries are covered by a three year limited warranty - for details, visit https://rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99
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GBA18V40 Professional

Technical data

The most important data

Battery Chemistry
Lithium Ion
Battery Watt Hours
72 Wh
Height in
1.85 "
Length in
4.6 "
Weight
1.1 lb
Width in
3 "
Includes
(1) GBA18V40 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery

GBA18V40 Professional: Further information

Product Highlights

The Bosch CORE18V® 4 Ah Advanced Power Battery is a compact battery delivering power in a lightweight solution. It allows you to get the power and lose the weight. The GBA18V40 delivers high power in a compact size for standard to medium-duty applications, such as drilling into concrete, metal and wood; metal grinding; cutting and even light-duty chipping. It delivers 2x the runtime and 60% more power compared to BAT612 18V 2 Ah battery. The GBA18V40 is designed with high-power lithium-ion cells, featuring a single layer of enhanced 21700 cells for greater battery efficiency. Cutting-edge battery design – includes copper end plates, power rails and a flexible circuit board for reduced resistance and increased efficiency. This Advanced Power 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. This compact battery weighs only 1.10 Lbs. but provides performance comparable to much heavier batteries in a lightweight solution. It is compatible with Bosch 18V tools and chargers and the AMPShare™ System. It also has a high-resolution charge-status indicator.