--- product_id: 218714681 title: "Bosch GBA18V40-2PK 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery, 2-Pack" brand: "bosch" price: "¥66331" currency: JPY in_stock: false url: https://www.desertcart.jp/products/218714681-bosch-gba18v40-2pk-18v-core18v-lithium-ion-4-ah-advanced store_origin: JP region: Japan --- # 2x runtime & 60% more power 4.0 Ah high-efficiency 21700 cells CoolPack 2.0 tech for longer life Bosch GBA18V40-2PK 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery, 2-Pack **Brand:** bosch **Price:** ¥66331 **Availability:** ❌ Out of Stock ## Summary > 🔋 Power up your productivity with Bosch’s coolest battery innovation! ## Quick Answers - **What is this?** Bosch GBA18V40-2PK 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery, 2-Pack by bosch - **How much does it cost?** ¥66331 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/218714681-bosch-gba18v40-2pk-18v-core18v-lithium-ion-4-ah-advanced) ## Best For - bosch enthusiasts ## Why This Product - Trusted bosch brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Charge at a Glance:** High-resolution fuel gauge lets you monitor power levels instantly—never get caught off guard again. - • **Seamless Compatibility:** Works flawlessly with Bosch 18V tools and the AMPShare system—one battery, endless possibilities. - • **Power Meets Portability:** Lightweight at just 1.1 lbs, delivering heavyweight performance for all your medium-duty tasks. - • **Run Longer, Work Smarter:** Experience double the runtime and 60% more power than standard 2 Ah batteries—stay ahead without downtime. - • **Stay Cool Under Pressure:** Bosch-exclusive CoolPack 2.0 technology keeps your battery cooler, extending its lifespan and reliability. ## Overview The Bosch GBA18V40-2PK is a 2-pack of advanced 18V CORE18V lithium-ion batteries featuring 4.0 Ah capacity with high-efficiency 21700 cells. Weighing only 1.1 lbs each, these batteries deliver 2x the runtime and 60% more power than standard 2 Ah models. Equipped with Bosch-exclusive CoolPack 2.0 technology for enhanced cooling and longer battery life, they are compatible with Bosch 18V tools and the AMPShare multi-brand system. A high-resolution charge-status indicator ensures you stay informed on power levels, making these batteries a must-have for professionals seeking lightweight, reliable power solutions. ## Description This 2 Pack features two Bosch CORE18V® 4 Ah Advanced Power Batteries, each of which 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 the 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. ## Features - 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 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B084Q7RBMK | | Amperage | 4 A | | Antenna Location | Power Tool | | Battery Capacity | 4 amp_hours | | Battery Cell Type | Lithium Ion | | Battery Weight | 2.1 pounds | | Best Sellers Rank | #267,202 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2,380 in Cordless Tool Battery Packs | | Brand | Bosch | | Customer Reviews | 4.6 4.6 out of 5 stars (449) | | External Testing Certification | Não Aplicável | | Included Components | (2) GBA18V40 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Batteries | | Item Dimensions | 4.6 x 3 x 1.85 inches | | Item Type Name | Bosch GBA18V40-2PK 18V CORE18V Lithium-Ion 4.0 Ah Compact Batteries 2 Pk. | | Item Weight | 998 g | | Manufacturer | Bosch | | Model Name | 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery, 2-Pack | | Model Number | GBA18V40-2PK | | Number of Batteries | 2 Lithium Ion batteries required. | | Reusability | Rechargeable | | UPC | 000346646511 | | Unit Count | 1 Count | | Voltage | 18 volts | | Warranty Description | Bosch 18V batteries are covered by a three year limited warranty. For more information, visit manufacturer’s website | ## Product Details - **Battery Capacity:** 4 amp_hours - **Battery Cell Composition:** Lithium Ion - **Brand:** Bosch - **Number of Batteries:** 2 Lithium Ion batteries required. - **Recommended Uses For Product:** Power Tool ## Images ![Bosch GBA18V40-2PK 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery, 2-Pack - Image 1](https://m.media-amazon.com/images/I/51mTelo+zUL.jpg) ## Frequently Bought Together - Bosch GBA18V40-2PK 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery, 2-Pack - BOSCH GBA18V80 18V CORE18V® Lithium-Ion 8 Ah High Power Battery - BOSCH GAL18V6-80 18V 6-Port Fast Lithium-Ion Battery Charger --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/218714681-bosch-gba18v40-2pk-18v-core18v-lithium-ion-4-ah-advanced](https://www.desertcart.jp/products/218714681-bosch-gba18v40-2pk-18v-core18v-lithium-ion-4-ah-advanced) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-09*