Bosch GBA18V80 18V CORE18V® 8Ah High Power Battery – Long Runtime

Overview

The Bosch GBA18V80 18V CORE18V 8 Ah High Power Battery is designed to power high‑demand tools with efficiency and confidence. It delivers 50% more runtime and more than 75% more power than the CORE18V 4 Ah battery, supporting extended sessions and demanding applications. The pack uses two layers of enhanced 21700 cells to optimize energy delivery, while copper end plates, power rails, and a flexible circuit board work together to reduce resistance and improve overall efficiency. At only 2.14 pounds, the battery balances size, weight, and power for comfortable handling on a busy job site.

Performance highlights

• 50% more runtime than the 4 Ah option
• Over 75% more power for tough tasks
• CoolPack 2.0 cooling helps preserve performance under varying conditions
• Lower resistance through advanced copper end plates and rails for improved efficiency
• Lightweight at 2.14 pounds for easier handling

Design and efficiency

The cutting‑edge battery design includes copper end plates, power rails, and a flexible circuit board that minimize resistance and boost efficiency. The two-layer of enhanced 21700 cells deliver stable output while keeping heat under control during extended use. A high‑resolution charge status indicator provides clear visibility on site, so you can manage downtime more effectively. The 18V architecture keeps compatibility with Bosch tools and chargers, and the battery is optimized to drive Bosch PROFACTOR tools with BITURBO Brushless Technology, offering power that can feel corded in demanding scenarios.

• High-energy two-layer 21700 cells for robust performance
• Copper end plates, power rails, and flexible circuit board to reduce resistance
• Charge-status indicator for at-a-glance monitoring
• Engineered for 18V tools and compatible with Bosch 18V chargers
• Optimized to power PROFACTOR tools with BITURBO Brushless Technology

System compatibility and flexibility

AMPShare System enables multi-brand compatibility across many cordless products, helping you manage energy and power more flexibly on site. The GBA18V80 remains within the 18V family and works with a growing list of AMPShare devices from partner brands, expanding how you configure your toolbox.

• AMPShare compatibility across brands for easier energy management
• 18V compatibility with Bosch tools and chargers
• Growing ecosystem of AMPShare‑enabled devices

Practical considerations

Designed for practicality and long days, the GBA18V80 offers a balanced form factor, predictable performance, and clear battery status readouts to help you plan your workflow. While results vary by tool and task, this battery presents a compelling option within the Bosch 18V ecosystem for those seeking extended runtimes and steady power across a range of applications.