18V
5 batteries, 8 battery kits and 3 chargers, and the 24 tools on ToolPicker that run on them.
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Batteries for 18V
BP18Li3.0C
BP18Li3.0C 3.0Ah Compact · 54Wh · Li-ion (cylindrical)
0.4kg
No retailer price yet
Specs and chargers ›
BP18Li4.0HPC 4.0Ah HighPower Compact, replaced by TBX 4 · 72Wh · Li-ion
0.6kg
£38.99
from £155.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
BP18TBX4 4.0Ah Tabless Compact · 72Wh · Li-ion (cylindrical)
0.6kg
£29.99
from £119.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
BP18Li5.0 5.0Ah HighPower · 90Wh · Li-ion (cylindrical)
0.7kg
£34.59
from £172.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
BP18TBX8 8.0Ah Tabless · 144Wh · Li-ion (cylindrical)
1kg
£24.99
from £199.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
Smallest first. Per Ah is the lowest price we track divided by the pack's Ah, worked out by us.
578732 2x BP 18 TBX 4 C-ASI 4.0Ah batteries, TCL 6 charger (no case)
2x 4.0Ah
from £328.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
578820 2x BP 18 TBX 4 C-ASI 4.0Ah batteries, TCL 6 DUO charger, Systainer SYS3 M 187
2x 4.0Ah
from £349.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
578824 4x BP 18 TBX 4 C-ASI 4.0Ah batteries, TCL 6 DUO charger, Systainer SYS3 M 187
4x 4.0Ah
from £549.95
at Tooled Up Free delivery · 2 retailers
View at Tooled Up ›
578737 2x BP 18 Li 5,0 HP-ASI 5.0Ah batteries, TCL 6 charger (no case)
2x 5.0Ah
from £380.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
578680 2x BP 18 Li 5,0 HP-ASI 5.0Ah batteries, TCL 6 DUO charger, Systainer SYS3 M 187
2x 5.0Ah
from £399.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
578682 4x BP 18 Li 5,0 HP-ASI 5.0Ah batteries, TCL 6 DUO charger, Systainer SYS3 M 187
4x 5.0Ah
from £649.95
at Tooled Up Free delivery · 2 retailers
View at Tooled Up ›
578898 2x BP 18 TBX 8 ASI 8.0Ah batteries, SCA 16 charger (no case)
2x 8.0Ah
from £521.95
at Tooled Up Free delivery · 2 retailers
View at Tooled Up ›
578815 2x BP 18 TBX 8 ASI 8.0Ah batteries, SCA 16 charger, Systainer SYS3 M 187
2x 8.0Ah
from £469.95
at Tooled Up + £6.95 delivery · 2 retailers
View at Tooled Up ›
Twin packs and battery and charger starter kits, each sold as one item.
201136 Rapid charger
6A
1
from £69.95
at Tooled Up + £5.95 delivery · 2 retailers
View at Tooled Up ›
577019 Twin rapid charger (2 at once)
6A
2
from £156.95
at Tooled Up + £5.95 delivery · 2 retailers
View at Tooled Up ›
576955 Rapid charger with active air cooling
16A
1
from £158.95
at Tooled Up + £5.95 delivery · 2 retailers
View at Tooled Up ›
Output is per bay where the maker gives it. Each charger's page has its charge time for each pack.
Tools that run on 18V
Showing 12 of 24 · prices from the UK retailers we trackAbout 18V
In short
Festool’s 18V platform is the German manufacturer’s premium cordless system, built around the AIRSTREAM rapid-charging and Bluetooth ecosystem. It’s the platform of choice for joiners, kitchen-fitters, and finish carpenters who value precision, dust extraction, and Festool’s Systainer storage system.
Every Festool 18V battery from 4.0Ah upwards features AIRSTREAM active cooling (charges in 24-30 minutes via the SCA 16 charger) and Bluetooth, which automatically starts a paired CLEANTEC dust extractor when you switch on the tool. The platform also includes a separate 3.0Ah Ergo battery specifically for the cordless sander range, these sanders cannot run on the standard battery shape.
The range is smaller than DeWalt 18V XR or Makita 18V LXT, around 60 cordless tools, but every tool is engineered for trade work where finish quality and integration with dust extraction matter more than raw cordless coverage.
Strengths
- AIRSTREAM rapid charging: most packs ready to use again in 24–30 minutes
- Bluetooth pairing auto-starts the CLEANTEC dust extractor when the tool fires up
- Festool App integration shows real-time charge level, temperature, charge cycles
- Tabless cell technology on the latest TBX 4 and TBX 8 packs: more power, longer life
- 3-year warranty when registered through Festool Service
- Premium build and finish: best-in-class fit and integration with Systainer storage
Considerations
- Smaller tool range than DeWalt 18V XR or Makita 18V LXT: around 60 tools
- The BP 18 3,0 Ergo battery only fits cordless sanders, and the sanders only fit that battery: a separate sub-platform within Festool 18V
- TBX 4 and TBX 8 batteries replaced the older Li-HighPower 4.0Ah and 8.0Ah packs in April 2026: older stock still on shelves
Questions
Which batteries fit Festool 18V tools?
Festool 18V tools take the Festool 18V battery (4.0Ah and up, with AIRSTREAM cooling and Bluetooth). Note that the cordless sander range uses a separate 3.0Ah Ergo battery.
What does the Bluetooth battery do?
A Bluetooth Festool 18V battery automatically starts a paired CLEANTEC dust extractor when you switch the tool on, so the vacuum only runs while you are cutting or sanding.
Can I use a bigger battery on a smaller tool?
Yes, though larger packs add weight. Most Festool 18V tools are designed around the standard pack size for balance.
Do Festool sanders use the same battery?
No. The cordless sanders use the separate BP 18 Ergo battery, and that battery only fits the sanders.