Karcher B40 W

Working width, vacuuming: 850 mm
Fresh/dirty water tank: 40 / 40 l
Brush contact pressure: 140 – 25.7 g/cm²
Brush speed:1200 U/min
Rated input power: Max. 1300 W
Traction motor: 130 W
Drive type: Battery


B 40 W walk-behind, scrubber dryer, features a 40l fresh water tank and is ideal for medium sized floors. The brush contact pressure can be adjusted as well as choosing between a roller or disc brush option with various working widths. The KIK key system provides protection against incorrect operation. 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. This is a configuration example. This machine is available with a range of different equipment and features, e.g. different batteries and DOSE cleaning agent dosing system.

  • For a long battery life.

Automatic filling option

  • Time-saving filling of the fresh water tank.

Brush head with rollers

  • High contact pressure for perfect cleaning results.
  • Perfect for structured surfaces.
  • Simple to use.

Energy-saving eco! efficiency mode

Easy handling

  • Simple handling thanks to clear control elements with colour-coding.
  • Simplified use and shortened teach-in time.

Powerful traction drive

  • Optionally with traction drive. Infinitely variable forward and reverse operation.

Configurable device

  • Perfect adaptation of the machine to cleaning requirements.

Innovative KIK system

  • Yellow key for operators, grey key for supervisors.
  • With integrated sweep bin for coarse particles.
  • Squeegees are protected against blockages to enable perfect suction.