Bosch GBA18V40 CORE18V Lithium-Ion 4.0 Ah Compact Battery, 18V

The Bosch CORE18V Compact Battery is the next-gen Lithium-ion battery to keep the power and runtime, while losing the weight. The GBA18V40 single-layer battery features advancements in design to 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 matches the power from the original two-layer 4.0 Ah battery with improved performance per cell. Bosch engineered the exclusive CoolPack 2.0 technology to manage the heat of the higher power-density cells, and it provides better cooling than the previous-generation CoolPack system. CoolPack 2.0 cools the battery 20% faster than previous 4.0 Ah double-layer versions.

• Compact 18V Li-ion battery - engineered to provide next-gen power and runtime, while losing the weight, for optimized performance
• 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 jobsite all day, plus CoolPack 2.0 heat management
• Bosch-exclusive CoolPack 2.0 technology - cooling the battery 20% faster than previous 4.0 Ah double-layer versions
• Lightest high-power battery - weighs only 1.15 Lb., but provides performance comparable to much heavier batteries.

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Not shipped to AK, AE, AA, AP, FM, GU, HI, MH, MP, PW, PR, VI.

Returns accepted within 30 days by mail. Return shipping is paid by the customer. See our refund policy.