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Wilo-DrainLift SANI-S

Series description

Your advantages

  • Very easy to install and transport due to space-saving compact construction and very light weight
  • Operational reliability provided by the large switching volume, thermal motor protection and mains-independent alarm
  • Corrosion-free design with engineering plastics and stainless steel guarantees high reliability
  • Freely selectable connections for maximum installation flexibility
  • Transparent reservoir cover and cleaning opening in the non-return valve ensure easy maintenance
  • Optional Wilo-SmartHome connection for instantaneous notification directly to your mobile phone

The smallest and lightest single pump lifting unit for detached and semi-detached homes.

The compact Wilo-DrainLift SANI-S single faeces lifting unit is the smallest and lightest lifting unit according to EN 12050-1 (without macerator) and is therefore ideal for use in detached and semi-detached houses. Thanks to its large pump volume, the freely selectable inlets and the optional version for particularly aggressive fluids, the Wilo-DrainLift SANI-S can be used flexibly and is easy to install. Maintenance is made particularly easy by the user-friendly construction. Equipped with an optional wireless alarm transmitter, it can send a push notification to your smartphone in the event of a fault. Space-saving compact design and lowest-possible weight make installation and transport easy


Compact, ready for connection and fully submersible single pump lifting unit for pumping sewage containing faeces.


Pumping of sewage containing faeces:

  • In cases where sewage cannot be led to the sewer system via a natural fall.
  • For the backflow resistant drainage in cases where the discharge point is below the backflow level.


  • Switchgear with mains-independent alarm and collective fault signal
  • Ready-to-plug
  • Tank with inspection opening and transparent cover
  • Analogue level measurement (4 … 20 mA)
  • Non-return valve with inspection opening
  • Thermal motor monitoring with bimetallic strip

Scope of delivery

  • Lifting unit with switchgear and connection cable with plug
  • Flange connector DN 80/100
  • Collar DN 100 for pressure connection
  • Collar 50 mm for ventilation connection
  • Collar DN 50 for evacuation connection
  • Inlet set with hole saw 124 mmand gasket DN 100
  • Fixation material
  • Insulation mat
  • 9 V rechargeable battery
  • Operating and maintenance manual

Type key

Example: DrainLift SANI-S.11M/3C



Product family



Sewage lifting unit






Max. delivery head



Mains connection:

  • M = 1~
  • T = 3~


Version motor and switchgear:

  • 1 = operating mode: S3, switchgear: Control MS-L
  • 3 = operating mode: S3, switchgear: Control EC-L


Version for aggressive fluids


Technical data

  • Mains connection: 1~230 V, 50 Hz or 3~400 V, 50 Hz
  • Operating mode: S3 10%
  • Fluid temperature: 3 ... 40 °C, max. 65 °C for 5 min
  • Max. ambient temperature: 40 °C
  • Vessel volume: 47 l
  • Usable volume with regard to the positive suction head*: 25 l (180 mm*)/32 l (250 mm*)
  • Pressure connection: DN 80
  • Inlet connection: DN 100/150
  • Ventilation connection: 50 mm
  • Switchgear degree of protection: IP54
  • Lifting unit degree of protection: IP68 (2 mWG/7 d)


  • Motor housing: 1.4404
  • Hydraulics: PP-GF30
  • Impeller: PP-GF30
  • Tank: PE
  • Non-return valve: PPS


Gas- and watertight collection reservoir with collecting space that slopes at an angle and inspection opening with transparent cover. The inlets are freely configurable, level measurement is performed with an analogue output signal 4…20 mA. Pressure connection with attached non-return valve with inspection opening.

Drive via surface-cooled motor with thermal motor monitoring.

Pre-installed switchgear for automatic operation:

Wilo-Control MS-L

  • Collective fault signal with potential-free contact
  • Integrated and mains-independent alarm
  • Adjustable follow-up time
  • 1.5 m connection cable with attached plug

Wilo-Control EC-L

  • Operation via display and icon-based, alphanumeric menu
  • Collective fault signal with potential-free contact
  • Individual fault signal with potential-free contact
  • ModBus interface
  • Integrated and mains-independent alarm
  • Adjustable follow-up time
  • 1.5 m connection cable with attached plug

Duty chart

Wilo-DrainLift SANI-S


REACH regulation

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

PDF (1 MB)


Wilo-DrainLift SANI

Article Number 6088777
Edition 2020-06
Version number 01
Page format 209.9 x 297.0 mm
Number of pages 40

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)



PDF: Wilo-DrainLift SANI-S


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