FESTOOL Energy Set SYS 18V 4xTBX4/TCL6DUO

More power with less fatigue • Built for system integration • Smart features built in

The Festool Energy Set is a powerful, ready-to-go solution for expanding your cordless system or equipping Festool Basic tools with premium power from day one. Built around Festool’s latest TBX tabless battery technology, this set delivers high output, fast charging, and smart system integration—ideal for demanding jobsite and shop applications. The set includes four BP 18 TBX 4.0 Ah tabless batteries, providing ample runtime to keep multiple tools working throughout the day. The TCL 6 DUO rapid charger charges two batteries simultaneously, reducing downtime and eliminating the need for multiple chargers or additional outlets—especially valuable on busy jobsites or in mobile setups. Everything is neatly organized and protected in a SYS3 M 187 Systainer, making the set easy to transport, store, and integrate into the Festool Systainer system. Whether you’re building out a cordless platform or adding capacity to an existing setup, this Energy Set delivers efficient power management, faster workflows, and dependable performance—fully backed by Festool Service for long-term confidence.

Key Benefits

• 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.

Features

• The TBX 4 Compact Battery delivers full power in a lightweight, well-balanced design. At just 1.3 lbs (600 g), it reduces user fatigue during extended work while maintaining strong, consistent performance for demanding cordless applications.
• The Systainer³ is designed to integrate seamlessly with Festool storage and vehicle racking systems, allowing batteries and chargers to be transported securely and efficiently from the shop to the jobsite as part of a complete system.
• Bluetooth® connectivity automatically starts a paired Festool CLEANTEC dust extractor when the cordless tool is switched on. When used with the Festool app, users can access detailed battery data such as charge level, temperature, and charge cycles at any time.

Power your entire 18V system. • Full power, low weight. • Backed by Festool Service.

• Whether you’re expanding a Festool Basic tool or adding capacity to an existing setup, the Energy Set delivers a complete, ready-to-work power solution. The set includes four TBX 4.0 Ah Tabless Batteries and the TCL 6 DUO rapid charger, all neatly organized in a Systainer³—providing ample power for both the shop and the jobsite.
• The TBX 4 Compact batteries deliver impressive power in a lightweight, well-balanced design. Advanced tabless cell technology improves energy flow, reduces heat buildup, and enables longer runtimes and faster charging. With the DUO charger, two batteries can be charged simultaneously—keeping tools running with minimal downtime.
• Like all Festool batteries and chargers, the components in this Energy Set are fully covered by Festool Service. That means dependable support, long-term reliability, and peace of mind—so you can stay focused on the work, not the power supply.

Technical Details: Weight 11.90 lbs (5.40 kg); Capacity 4.0 Ah; Voltage 18.00 V; Charging current 2 x 6,0 A; Input voltage 120.00 V

Scope of Delivery: 4 x Tabless Battery BP 18 TBX 4 C-ASI, TCL 6 DUO Rapid Charger, Systainer SYS3 M 187