Bosch 18V Compatible Lithium-Ion Battery – 8.0Ah / 10.0Ah / 12.0Ah with BMS Protection | GBA18V BAT618

Bosch 18V Compatible High-Capacity Battery – 8.0/10.0/12.0Ah

Power through the longest jobs without stopping. These high-capacity 18V lithium-ion batteries are designed to be compatible with Bosch 18V professional power tools, delivering serious runtime in a compact 21700-cell format. Built with a genuine BMS (Battery Management System) for overcharge, over-discharge, and short-circuit protection, these batteries are engineered for safe, reliable performance on the job site.

Key Features

• Available in 8.0Ah, 10.0Ah, and 12.0Ah capacities
• 21700 lithium-ion cells for high energy density and long runtime
• Built-in BMS with overcharge, over-discharge, and short-circuit protection
• LED charge indicator for battery status at a glance
• Compatible with Bosch 18V professional tool range
• Available individually or in multi-packs (1–4 batteries)
• Optional charger bundle available
• CE, FCC, RoHS, UL, KC certified
• 12-month warranty

Compatible Part Numbers

BAT609, BAT609G, BAT611, BAT612, BAT618, BAT618G, BAT622, 2607336091, 2607336092, 2607336170, 2607336235, 2607336236, 2607336815

Compatible Bosch Tools Include

GSB 18V-LI, GSR 18V-LI, GST 18V-LI, GHO 18V-LI, GKS 18V-LI, GSA 18V-LI, and the full Bosch 18V professional series.

Specifications

• Voltage: 18V
• Capacities: 8.0Ah, 10.0Ah, 12.0Ah
• Cell Type: 21700 lithium-ion (10-cell)
• Weight: ~850g per battery
• Certification: CE, FCC, RoHS, UL, KC
• Warranty: 12 months
• Origin: Mainland China

Note: These are compatible replacement batteries, not genuine Bosch branded products.

More capacity, more runtime, more jobs done — the high-capacity 18V battery that keeps up with your workload.