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Bosch 18V Professional Battery Compatibility Guide
Updated: June 15, 2026 | Garage Almanac
The Short Answer
All Bosch 18V Professional (blue) batteries fit all Bosch 18V Professional tools, including ProCORE.
| Platform | Bosch 18V Professional |
|---|---|
| Nominal voltage | 18V (18V-class) |
| Cell format | 5x 18650 (10x 21700 on ProCORE 8Ah+) |
| Introduced | 2010 |
| Charges with | Bosch 18V Professional chargers |
| Official info | Bosch batteries & chargers |
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The Bosch 18V Professional is a 18V-class platform introduced in 2010, built around a 5x 18650 (10x 21700 on ProCORE 8Ah+) cell pack. All Bosch 18V Professional (blue) batteries fit all Bosch 18V Professional tools, including ProCORE.
Legacy & cross-generation: Bosch Professional (blue, BAT6xx) and Bosch DIY/Home (green, ‘Power for All’ PBA) are DIFFERENT batteries and do not interchange with each other.
Worth knowing: Two Bosch ecosystems (blue Pro vs green Home) — a frequent confusion the hub page should clarify.
Cross-brand adapter options
Run a Bosch 18V Professional battery on other tools
Power a Bosch 18V Professional tool from another brand's battery
Frequently asked questions
Are Bosch blue (Professional) and green (Home/Power for All) 18V batteries interchangeable? +
No. Bosch blue Professional (BAT6xx) and Bosch green DIY ‘Power for All’ (PBA) are different 18V batteries and do not fit each other’s tools.
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