Wilo-Yonos MAXO | Wilo

Wilo-Yonos MAXO

The compact standard pump for commercial buildings.

Your advantages
Wilo-Yonos MAXO

The compact standard pump for commercial buildings.

The high-efficiency pump Wilo-Yonos MAXO is the compact standard pump for commercial buildings with HVAC applications. Thanks to its basic settings and functions with with three operating modes and the green button it is very easy to set up and easy to use. With the Wilo-Connect module the pump is expandable with further intelligent functions.

Your advantages

  • High-efficiency pump for energy saving
  • LED display provides complete transparency of set delivery head, speed stage or possible errors
  • Easy replacement of an asynchronous standard pump thanks to compact design and electrical connection using the Wilo plug
  • Easy selection of control mode ∆p-v, ∆p-c and 3-speed adjustment with the green button
  • System availability ensured via collective fault signal
  • Optional: Wilo-Connect module Yonos MAXO with additional intelligent functions

Yonos MAXO and connect module

Yonos MAXO-D and connect module

The flexible solution for building management system integration.

The Wilo-Connect module enables the optimal integration of the Wilo-Yonos MAXO into the building management system. Dual pump management is already integrated with no additional components required.

Read more

Future-proof and efficient design and operation with Wilo.

As a leading provider of building services and water management solutions, we offer modern BIM models to help you with your project design – in addition to our extensive range of products and services.

Read more

Carefree package for your everyday working life

With Wilo as your partner, you cannot only be sure of choosing high-quality product solutions, but also of benefiting from a comprehensive, carefree package of well-thought-out services.

Read more
Series description
Yonos MAXO


Glandless circulator with threaded connection or flange connection, EC motor with automatic power adjustment.


Hot-water heating systems of all kinds, air-conditioning systems, closed cooling circuits, industrial circulation systems.


Operating modes

  • Δp-c for constant differential pressure
  • Δp-v for variable differential pressure
  • n = constant (3 speed stages)

Manual functions

  • Setting the operating mode
  • Setting of pump output (delivery head)
  • Setting the speed stages

Automatic functions

  • Infinitely variable power adjustment according to the operating mode
  • Deblocking function
  • Soft start
  • Integrated full motor protection

Signal and display functions

  • Collective fault signal (potential-free NC contact)
  • Fault signal light
  • LED segment display for displaying the delivery head and fault codes
  • Display of the configured speed stage (C1, C2 or C3)


  • Wrench attachment point on pump body (for threaded pipe union pumps)
  • Quick electrical connection with Wilo plug. For the connection of the mains and SSM lines, with integrated strain relief
  • For flange-end pumps: Flange versions
    • Standard version for DN 40 to DN 65 pumps: PN 6/10 combination flange (PN 16 flange according to EN 1092-2) for PN 6 and PN 16 counter flanges
    • Standard version for DN 80/DN 100 pumps: PN 6 flange (designed for PN 16 according to EN 1092-2) for PN 6 counter flange



Wilo-Yonos MAXO 30/0.5-12

Yonos MAXO

High-efficiency pump (screw-end or flange-end pump), electronically controlled


Nominal connection diameter


Nominal delivery head range [m]

Technical data

  • Permissible temperature range of -20°C to +110°C
  • Mains connection 1~230 V, 50/60 Hz
  • Protection class IP X4D
  • Flange connection DN 32 to DN 100
  • Max. operating pressure of standard version: 6/10 bar or 6 bar (special version: 10 bar)


  • Pump housing: grey cast iron with cataphoretic coating
  • Shaft: Stainless steel
  • Bearing: carbon, metal impregnated
  • Impeller: Plastic


Delivery state

  • Pump
  • Including gaskets for threaded connection
  • Incl. washers for flange screws (for nominal connection diameters DN 32 - DN 65)
  • Including installation and operating instructions

Installation and operating instructions

Wilo-Yonos MAXO/-D

Article Number 2175507
Edition 2018-03
Page format 209.9 x 297.0 mm
Number of pages 18
ZIP (121 MB)

Wilo-Yonos MAXO/-D

Article Number 2175507
Edition 2018-03
Page format 630.1 x 148.2 mm
Number of pages 18
PDF (5 MB)

Wilo-Yonos MAXO /-D/-Z

Article Number 2212299
Edition 2020-12
Page format
Number of pages 160
PDF (7 MB)

General overview (Documents)

General overview 2019 International version

Article Number 2200591
Edition 2018
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (40 MB)

General overview 2021 International version

Article Number
Edition 2020
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (10 MB)

Certificate REACH (Documents)

REACH regulation

Edition 2020-08
Page format 209.9 x 297.0 mm
Number of pages 2
PDF (158 KB)
Product list
Number of results: 25
180 … 360 mm
Product descriptionPump connectionEnergy efficiency index (EEI)Port-to-port length L0Maximum operating pressure PNMains connectionGross weight, approx. mPieces per palletArticle number