Festool BP 18 TBX 4 C-ASI 18V 4.0Ah Tabless Bluetooth Battery Pack

At a Glance: Compact and powerful 18V 4.0Ah Tabless battery pack weighing only 600g, with Bluetooth®, AIRSTREAM compatibility and Festool App connectivity.

Give compatible Festool 18V cordless tools a powerful performance upgrade without adding unnecessary weight with the Festool BP 18 TBX 4 C-ASI Tabless Battery Pack. Advanced Tabless cell technology improves the internal flow of energy, delivering maximum power and extended runtime for demanding cordless applications while generating less heat than conventional battery designs. With a capacity of 4.0Ah and a weight of only 600g, this compact battery provides an excellent balance of power, endurance and comfortable machine handling. Its low heat generation allows the battery to be placed on a compatible charger directly after use, reducing delays between working and charging. When paired with the Festool SCA 16 AIRSTREAM rapid charger, active cooling helps return the battery to service in approximately 25 minutes. Integrated Bluetooth® can automatically start a paired compatible CLEANTEC mobile dust extractor when the connected cordless tool is switched on, while the Festool App provides detailed information about charge level, battery temperature and completed charging cycles.

The BP 18 TBX 4 C-ASI is designed for applications requiring medium to high power without compromising tool balance or handling. Its Tabless cells provide efficient energy transfer, reduced internal resistance and dependable output during demanding drilling, screwdriving, sawing, routing, grinding and surface-preparation work.

• Advanced Tabless technology: Optimised energy flow delivers maximum power and extended runtime during demanding cordless applications.
• Full power at low weight: The 4.0Ah battery weighs only 600g for comfortable handling and reduced operator fatigue.
• Reduced heat generation: Tabless cells remain cooler during use, supporting longer battery life and shorter charging cycles.
• Rapid charging capability: Can be ready for use again in approximately 25 minutes with the Festool SCA 16 AIRSTREAM rapid charger.
• Bluetooth® extractor activation: Automatically starts a paired compatible Festool mobile dust extractor when the cordless tool is switched on.
• Festool App connectivity: Provides detailed battery information including charge status, temperature and charging cycles.
• Integrated charge indicator: The LED display allows the remaining battery capacity to be checked at any time.
• Secure machine support: A soft-touch protective frame helps protect the battery and stabilise connected tools on sloping surfaces.
• Reliable in demanding conditions: Tabless technology supports dependable battery performance across hot and cold working environments.