Four batteries. One double-charger. Organized in a Systainer.

• Lightweight power for reduced fatigue: TBX 4 battery packs deliver full output in a compact, lightweight design—helping reduce fatigue during extended work without sacrificing performance.
• Maximum power for demanding applications: Advanced tabless cell technology improves energy flow and reduces internal resistance, delivering strong, consistent power even under heavy load.
• Extended battery service life: Lower heat generation places less stress on the cells, helping extend battery lifespan and maintain performance over time.
• Automatic dust extraction start: Bluetooth®-enabled batteries automatically start a paired Festool CLEANTEC dust extractor when the cordless tool is stwitched on.
• Smart battery management: When used with the Festool app, Bluetooth® functionality provides access to detailed battery data including charge level, temperature, and charge cycles.
• Charge two batteries at once: The TCL 6 DUO rapid charger charges two battery packs simultaneously, maximizing productivity and minimizing downtime. Compatible with Festool battery packs from 10.8 V to 18 V (except BP-XS for CXS/TXS and MXC chargers). Covered by Festool Service: All batteries and the DUO rapid charger are fully covered by Festool Service for long-term reliability and peace of mind.
• Expand your system with high-capacity power for the workshop or jobsite
• Batteries compatible with all Festool 18 V cordless tools (except ETSC 125, RTSC 400, DTSC 400)