









⚡ Power up your projects with Bosch’s next-level battery tech!
The BOSCH GBA18V40-2PK is a 2-pack of advanced 18V CORE18V® Lithium-Ion 4 Ah batteries featuring lightweight design, 60% more power, and double the runtime compared to standard 2 Ah batteries. Equipped with cutting-edge 21700 cells and Bosch-exclusive CoolPack 2.0 technology, these batteries ensure efficient, cooler operation and longer lifespan. Compatible with Bosch 18V tools and the Ampshare multi-brand system, they deliver reliable power for medium-duty applications like drilling, grinding, and cutting.












| Manufacturer | Bosch |
| Part Number | GBA18V40-2PK |
| Item Weight | 2.2 pounds |
| Product Dimensions | 4.6 x 3 x 1.85 inches |
| Item model number | GBA18V40-2PK |
| Batteries | 2 Lithium Ion batteries required. |
| Size | 4 Ah |
| Color | Black |
| Style | Industrial |
| Finish | Brushed |
| Material | Blend |
| Pattern | Solid |
| Shape | Rectangular |
| Power Source | hand_powered |
| Voltage | 18 Volts |
| Item Package Quantity | 1 |
| Included Components | (2) GBA18V40 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Batteries |
| Batteries Included? | No |
| Batteries Required? | No |
| Battery Cell Type | Lithium Ion |
| Battery Capacity | 4 Amp Hours |
| Warranty Description | Bosch 18V batteries are covered by a three year limited warranty. For more information, visit manufacturer’s website |
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