Karcher B 40 W DOSE Disc Brush

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Karcher B40W DOSE disc brush walk behind scrubber dryer offers genuine innovation and high productivity, with brush head and disc brush, 51cm working width, maintenance free battery, variable traction drive (forward and reverse) and KIK key system for protection against incorrect operation.

  • Chemical supply automatically controlled
  • Eco!efficiency mode extends battery life
  • Range of brushes and pads available

Extra feature: eco!efficiency mode extends battery life, tank rinsing system for automatic cleaning of the dirty water tank without splash-back, auto-fill function for convenient filling of the water tank as well as DOSE cleaning agent dosing system for direct dosing from the cleaning agent container.

Tip: configuration example. This machine is available with a range of different equipment and features, e.g. different batteries, cable version, without traction or with 43 cm working width.


Additional information

Power Source

24 v Battery

Solution / Recovery Tank

40 l

Brush Type


Brush Working Width

510 mm



Dimensions l x w x h

1249 x 575 x 1145 mm

Weight ( without packaging )

169 kg