CORE18V 4.0Ah 18V Lithium-Ion Battery

Compact yet powerful, the Bosch CORE18V 4.0Ah battery delivers advanced lithium-ion performance in a lightweight pack for standard to medium-duty jobs. Engineered with 21700 cells, copper end plates, and CoolPack 2.0 for efficient heat management and long life, it’s compatible with all Bosch 18V tools and AMPShare brands.

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Key Features:

• Lightweight Power: Delivers strong 18V output in a compact 1.10 lb pack for reduced fatigue.
• Advanced Cell Technology: Single layer of enhanced 21700 cells boosts efficiency and power.
• CoolPack 2.0 Thermal Design: Improves heat dissipation to extend battery life versus non‑CoolPack packs.
• More Runtime and Power: Up to 2x runtime and 60% more power compared to BAT612 2.0Ah battery.
• Wide Compatibility: Works with Bosch 18V tools/chargers and the multi-brand AMPShare system.

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Specifications Table:

Specification	Details
Battery Chemistry	Lithium-Ion
Voltage	18V
Capacity	4.0 Ah
Battery Watt Hours	72 Wh
Cell Type	21700 high-power cells (single layer)
Technology	CoolPack 2.0; copper end plates, power rails, flexible circuit board
Charge Indicator	High-resolution fuel gauge
Compatibility	Bosch 18V tools and chargers; AMPShare multi-brand system
Dimensions (L x W x H)	4.6 in x 3 in x 1.85 in
Weight (2-pack)	2.2 lb
Includes	(2) GBA18V40 18V CORE18V Lithium-Ion 4 Ah Advanced Power Batteries
Warranty	3-year limited battery warranty

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Frequently Asked Questions (FAQ):

Q: Is this battery compatible with all Bosch 18V tools?
A: Yes, it’s engineered for Bosch 18V tools and chargers and is AMPShare multi-brand compatible.

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Q: What is the capacity and voltage?
A: 4.0Ah capacity at 18V (approximately 72 Wh).

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Q: How much does the battery weigh?
A: Approximately 1.10 lb per battery.

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Q: Does it have a charge indicator?
A: Yes, it features a high‑resolution charge‑status indicator.

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Q: What technologies improve longevity?
A: Bosch CoolPack 2.0 and an efficient design with copper end plates and power rails help manage heat and resistance.

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Power That Elevates Your Workshop Aesthetic

The CORE18V 4.0Ah pack slips into your toolkit with a sleek, industrial profile that feels both refined and ready. Its low-slung silhouette and bold Bosch accents make performance look effortlessly chic. Pair it with brushed metal tools and matte-black storage to craft a workspace with intentional, functional beauty. Consider it the essential energy source for a sophisticated, high-performance shop.

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Upgrade to Bosch CORE18V 4.0Ah power today and keep your 18V tools running longer, cooler, and lighter.