Wilo-DrainLift Box

Series description

Your advantages

  • Easy to install due to integrated pump and non-return valve
  • The large tank volume ensures a low number of switching processes
  • Easy maintenance
  • Stainless steel tile frame with trap


Small sewage lifting unit for concealed floor installation


Pumping of sewage without faeces (according to DIN EN 12050-2) that cannot be piped to the sewer system through the use of natural falls.


  • Ready-to-plug
  • Plastic tank with already mounted drainage pump, pressure pipe and integrated non-return valve
  • Thermal motor monitoring
  • Level control with float switch

Scope of delivery

  • Lifting unit for concealed floor installation with complete pipework, non-return valve and pre-installed pump
  • Standard version und ‘D’ version with shockproof plug
  • ‘DS’ version incl. switchgear and connection cable with bare ends
  • Tank cover with tile frame and floor drain
  • Shell cover
  • O-ring to seal shell cover and as anti-syphon trap
  • Pressure hose (inside diameter: 40 mm) incl. hose clips
  • Installation and operating instructions

Type key


Wilo-DrainLift Box 32/8


Wastewater lifting unit (concealed floor installation)


Nominal diameter of the discharge port (DN 32, Ø 40)


Max. delivery head [m]

Technical data

  • Mains connection 1~230 V, 50 Hz
  • Mains connection cable 10 m (5 m with 40/10), with shock-proof plug
  • Operating mode S3-25%
  • Fluid temperature max. 35 °C, with 32/8 and 32/11 for short periods (3 min) 60 °C
  • Pressure port Ø 40 mm
  • Inlet connection 100 mm
  • Ventilation connection 100 mm
  • Protection class: IP68
  • Gross tank volume 113 l
  • Switching volume 24-29 l


  • Concealed floor tank: PE plastic
  • Motor: Stainless steel
  • Hydraulics housing: PP-GF30 plastic with box 32…, cast iron EN-GJL--200 with box 40


Automatically switching lifting unit with built-in submersible pump and non-return valve. Ready for installation in concealed floor structures. Flexible due to two inlet possibilities in DN 100.

Duty chart

Wilo-DrainLift Box


REACH regulation

Edition 2020-08
Page format 209.9 x 296.7 mm
Number of pages 4

PDF (1 MB)


Wilo-DrainLift Box

Article Number 2546522
Edition 2020-06
Version number 03
Page format 209.9 x 297.0 mm
Number of pages 44

PDF (3 MB)


General overview 2020 International version

Edition 2020
Version number 1
Page format 209.9 x 297.0 mm
Number of pages 78

PDF (48 MB)


Wilo-DrainLift Box

Article Number 2521833
Edition 2017-07
Version number 05
Page format 209.9 x 297.0 mm
Number of pages 28

PDF (4 MB)



PDF: Wilo-DrainLift Box


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