How is this speaker powered?

The TOPROCK operates on its integrated 11V Li-ion battery (3.35 Ah) or via the supplied mains adapter with USB-C cable.

Can the interior space of the Systainer still be used?

Yes, the speaker system is integrated into the lid, leaving the bottom compartment free to store tools and accessories.

Can two speakers be paired together for stereo sound?

Yes, Bluetooth 5 with TWS (True Wireless Stereo) lets you pair two TOPROCK speakers for true stereo playback.

Can you charge a smartphone using this speaker?

Yes, the TOPROCK features an integrated power bank function via the USB-C port.

Is this speaker compatible with other Festool Systainers?

Yes, it is fully compatible with all Systainer generations and Festool mobile dust extractors.

FESTOOL SYS3 BT20 M 137 USB-C TOPROCK Bluetooth speaker (mains or internal battery, USB rechargeable) - 578563

Name: FESTOOL SYS3 BT20 M 137 USB-C TOPROCK Bluetooth speaker (mains or internal battery, USB rechargeable) - 578563
Brand: FESTOOL
SKU: 08134287
Price: 277.25 EUR
Availability: InStock

Supplier number: FESTOOL 578563 | EAN 4014549453148

Recommended Retail Price €326.71

277.25 tax incl.

€229.13 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 1 products in stock.

Ordered before 20:00 - delivered tomorrow 08/10/2026
Free shipping
Delivery by DHL
Delivered from Belgium

✆ Talk to a specialist

High quality stereo sound with Festool Systainer

Practical benefits

Clear room filling audio: Four active speakers and two bass reflex systems deliver 20W of impressive stereo sound output.
Music above tools below: Built directly into the lid, it leaves internal space free for you to store tools and accessories.
Integrated USB-C power bank: The built-in USB-C port allows you to charge external devices such as smartphones anywhere.

In a nutshell

The right choise for

With the Festool toprock SYS3 BT20 M 137, you get high-quality sound combined with the full convenience of the Systainer system. Four active speakers and two bass reflex systems deliver 20W of clear stereo audio across your workshop or jobsite. Because the audio components are built directly into the lid, the bottom compartment remains open to store and transport tools and accessories. The integrated 11V Li-ion battery (3.35 Ah) provides complete cord-free mobility, while the included mains adapter with usb-c cable lets you run on mains power. Charge your smartphone on site anytime using the integrated usb-c power bank function.

Product information FAQ

€277.25

In stock - tax incl.

Key features according to our expert

Power: 20 W
Battery voltage: 11 V
Bluetooth: Yes
Number of batteries included: 1
Capacity (battery): 3,35 Ah
Power bank function: Yes
Weight: 2,8 kg
Battery type: Li-ion

Scope of delivery

Mains adapter with USB-C cable

Product description

The Sound of Systainer.

TOPROCK is the newest band member of the Festool sound family. The Bluetooth speaker in the Systainer³ lid combines all the advantages of the Festool Systainer system in perfect harmony. Four high performance speakers, combined with the cleverly designed resonance chamber, provide a clear and voluminous sound. Do you want even more? Simply connect two TOPROCK speakers to your smartphone and enjoy a stereo sound which fills the room.

The Bluetooth speaker in the Systainer format - tool underneath and music on top
Excellent sound thanks to four neodymium speakers and two bass reflex systems
Bluetooth 5 with TWS (true wireless stereo) enables users to produce a stereo sound which fills the room by connecting two TOPROCK speakers
Power bank function: USB port for charging external devices
Intuitive operation and illuminated buttons
Operation with an integrated battery or power cable

Ideally suited for

Perfect companion for the construction site, workshop and free time
For streaming your favourite songs via Bluetooth

All Features

Power: 20 W
Battery voltage: 11 V
Bluetooth: Yes
Number of batteries included: 1
Capacity (battery): 3,35 Ah
Power bank function: Yes
Weight: 2,8 kg
Battery type: Li-ion
Speaker: 20 watt
Product weight without accessories: 2.80 kg
Transport weight incl. accessories: 3.7 kg
Max. bluetooth® range: 50.00 m
Mains adapter (dc-in): Ø 4,8 mm 19 V/1.2 A
Usb output: 5 V / 1 A
Dimensions (l x w x h): 396 x 296.00 x 137.00 mm
Number of speakers: 4
Integrated battery: 11 V
Drive type: Mains
Bluetooth® standard: V5.0

Brand FESTOOL
08134287
EAN 4014549453148
Supplier number FESTOOL 578563

Frequently asked questions about this product

Answered by specialists

How is this speaker powered?: The TOPROCK operates on its integrated 11V Li-ion battery (3.35 Ah) or via the supplied mains adapter with USB-C cable.
Can the interior space of the Systainer still be used?: Yes, the speaker system is integrated into the lid, leaving the bottom compartment free to store tools and accessories.
Can two speakers be paired together for stereo sound?: Yes, Bluetooth 5 with TWS (True Wireless Stereo) lets you pair two TOPROCK speakers for true stereo playback.
Can you charge a smartphone using this speaker?: Yes, the TOPROCK features an integrated power bank function via the USB-C port.
Is this speaker compatible with other Festool Systainers?: Yes, it is fully compatible with all Systainer generations and Festool mobile dust extractors.