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Wilo-Rexa MINI3 | Wilo

Wilo-Rexa MINI3

The reliable wastewater and sewage pump for household and groundwater drainage.

Your advantages
Wilo-Rexa MINI3-V05

The reliable wastewater and sewage pump for household and groundwater drainage.

The Wilo-Rexa MINI3 is the ideal submersible pump for standard sewage in site drainage and domestic situations. It's 40 mm free ball passage makes it suitable for pumping wastewater and sewage free of faeces. The pump can be used flexibly for both stationary and portable wet well installations. The optimised hydraulics provide high levels of reliability for universal application in the pumping of a diverse range of fluids. It's compact design means it can even be installed in narrow drainage pits. The oil-filled sealing chamber and a double seal allow for longer maintenance intervals. Direct access to the most important components makes carrying out maintenance work very convenient.

Your advantages

  • High efficiency and operational reliability thanks to the optimised hydraulics.
  • Easy installation – even in narrow drainage pits – thanks to its lightweight, compact design with integrated condenser and threaded flange with hose nozzle.
  • Reliable use in a variety of drainage applications thanks to the corrosion-free impeller and sealed cable inlet.
  • Longer maintenance intervals thanks to the high-volume sealing chamber and double seal.
  • Quick maintenance facilitated by direct access to the sealing chamber.
Series description


Submersible pump for stationary and portable wet well installation in intermittent operation.


The pump can used inside and outside of buildings.


For the pumping in household (domestic) areas of:

  • Sewage without faeces
  • Wastewater (with small amounts of sand and gravel)


  • Self-switching thermal motor monitoring
  • Capacitor integrated in motor
  • With float switch



Rexa MINI3-V05.09/M05-524/A-10M-AU


Submersible sewage pump




Vortex impeller


Nominal size of discharge port: G 2 IG


Max. delivery head in m


Mains connection version:

  • M = single-phase alternating current (1~ AC)
  • T = three-phase alternating current (3~ AC)


Value/10 = rated power P2 in kW


Mains frequency:

  • 5 = 50 Hz
  • 6 = 60 Hz


Code for rated voltage:

  • 22 = 220 V
  • 23 = 230 V
  • 24 = 240 V


Electrical equipment:

  • P = with plug
  • A = with plug and float switch


Length of connection cable


Plug version: Type I

Technical data

  • Mains connection: 1~240 V, 50 Hz
  • Submerged operating mode: S1
  • Non-immersed operating mode: S3 15%
  • Protection class: IP68
  • Insulation class: F
  • Fluid temperature: 3 ... +40 °C (37 ... 104 °F)


  • Hydraulics housing: Grey cast iron
  • Impeller: composite
  • Motor housing: Stainless steel
  • Sealing:
    • On pump side: SiC/SiC
    • On the motor side: NBR
  • Static: NBR
  • Shaft end: Stainless steel


Sewage pump with vortex impeller. Discharge port with vertical threaded connection and pre-assembled hose nipple. Pump housing made of grey cast iron, impeller made of plastic. Surface-cooled single-phase motor (operating capacitor integrated) with self-switching thermal motor monitoring. Motor housing made of stainless steel. Oil-filled sealing chamber with double sealing: rotary shaft seal on motor side, mechanical seal on pump side. Connection cable (detachable) with float switch and type I plug.

Scope of delivery

  • Pump
  • Hose nozzle (pre-assembled)
  • Installation and operating instructions


For outdoor operation, the mains connection must be safeguarded by a residual-current device with a trigger current of 30 mA (in accordance with IEC 60335-2-41)!


Installation and operating instructions

Wilo-Rexa MINI3-V05...-AU

Article Number 3117617
Edition 2023-01
Number of pages 16
Language en
PDF (7 MB)
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