Festool 578939, BP 18 Li 5.0 HP-ASI 18V High Power Battery

One battery for nearly every task: powers most Festool 18-volt tools across a wide range of applications (except ETSC 125, RTSC 400, DTSC 400, and CTC SYS).

Bluetooth lithium-ion (Li-ion) battery pack with AIRSTREAM function.

The 5.0 Ah Li-HighPower battery is the proven all-around workhorse of Festool’s 18-volt system—now with upgraded cell technology for even stronger performance. Featuring advanced.

Li-HighPower cells, it delivers up to 50% more power than a standard 5.0 Ah battery, making it especially effective with high-demand tools such as Festool’s latest generation of saws.

The result is powerful cutting performance, longer runtimes, and reliable output across a wide range of applications. Engineered for balance and versatility, this battery combines strong.

power delivery with practical runtime, making it an ideal everyday choice for professionals who need one battery to handle nearly everything. Its optimized energy output works in perfect.

harmony with Festool’s brushless EC-TEC motors, helping tools run more efficiently, smoothly, and consistently under load. Charging performance is equally impressive. When paired.

with the AIRSTREAM SCA 16 rapid charger, the battery is actively cooled before and during charging, allowing it to recharge faster and return to work sooner—reducing downtime on the.

jobsite. Integrated Bluetooth connectivity adds smart functionality by automatically starting a paired Festool CLEANTEC dust extractor when the cordless tool is switched on. With the.

Festool app, users can also access detailed battery information such as charge level, temperature, and charge cycles. Powerful, reliable, and built for everyday use, the

5.0 Ah Li-HighPower battery delivers the performance professionals expect—backed by Festool Service for long-term confidence and support.

High-performance all-around battery with Li-HighPower cell technology : The 5.0 Ah Li-HighPower battery is a versatile workhorse designed foruse across the full Festool 18V platform. Thanks to Li-HighPower cell technology, it delivers up to 50% more power than a standard 5.0 Ah battery when used with Festool’s latest generation of saws and the HLC 82 cordless planer. High-current-resistant cells make this battery especially durable for demanding, everyday use.

Fast Recharge, Minimal Downtime: The optimized interaction between the battery and Festool’s brushless EC-TEC motors helps maximize efficiency and runtime from every charge. When paired with the AIRSTREAM Rapid Charger SCA 16, active cooling enables recharge times of approximately 24 minutes, getting the battery back to work quickly.

Smart Connectivity Built in with Bluetooth and the Festool App : Integrated Bluetooth technology automatically starts a paired Festool CLEANTEC dust extractor when the cordless tool is switched on. With the Festool app, users can view detailed battery information at any time, including charge level, temperature, and charge cycles.

Power and Endurance for Every Task : Thanks to Li-HighPower cell technology, the 5.0 Ah battery delivers strong, sustained power and long runtime across a wide range of tools and applications—making it a true all-around performer for demanding work.

Smart Connectivity Built in : Integrated Bluetooth connectivity lets you pair the battery with the Festool app to access key operating data such as charge level, temperature, and charge cycles at any time. Regular software updates help keep both the battery and connected tools current and performing at their best.