Wilo-Star-Z NOVA

The Star-Z NOVA series:

Wilo-Star-Z NOVA T:

High ease of use for a hygienic safety domestic hot water circulation.

The circulator pump for drinking water Wilo-Star-Z NOVA T provides individual setting options equally high hygienic safety, lower power consumption and high ease of use in a new product design.

Your advantages:

- High hygienic safety thanks to proven technology with stop valve, automatic thermal disinfection detection, integrated timer and thermostat

- Optimised energy efficiency owing improved motor technology with power consumption of only 6 Watt

- High operating convenience due to Green-Button- Technology, intuitive user interface with known symbols and LC display

- Quick and easy installation thanks to stop valve and Wilo-Connector

- New design with thermal insulation shell as standard

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Series description

Your advantages

  • High degree of hygiene safe thanks to proven technology
  • Improved energy efficiency due to the adapted motor technology with a power consumption of only 3 – 6 watts and thermal insulation shell as standard
  • Quick, easy installation and replacement of common pump types thanks to the flexible service motor and Wilo-Connector
  • The “T” version offers the highest degree of hygiene safety, thanks to the integrated time switch, thermostat and automatic thermal disinfection detection. The Green Button Technology and an intuitive user interface with an LCD display make the “T” version extremely user-friendly


Glandless circulator with screwed connection and blocking-current proof synchronous motor


Domestic hot water circulation systems in the industry and building services.


  • Quick electrical connection with Wilo-Connector
  • Integrated ball shut-off valve on the suction side (Star-Z NOVA A, C, T)
  • Integrated non-return valve on the pressure side (Star-Z NOVA A, C, T)
  • Blocking-current proof motor
  • Plug-in time switch (Star-Z NOVA C)
  • 1.8 m connection cable with shock-proof plug (Star-Z NOVA C)
  • Thermal insulation as standard
  • Star-Z NOVA T functions:
    • Green Button Technology
    • LCD display for indication of pump data and error codes
    • Time switching function for programming of 3 switch-on or switch-off times
    • Temperature control for maintaining a constant return temperature difference in the domestic hot water circulation system
    • Thermal disinfection routine (detecting and supporting the thermal disinfection of the domestic hot water storage tank)

Scope of delivery

  • Pump
  • Thermal insulation
  • Wilo-Connector
  • Gaskets (Star-Z NOVA A, C, T)
  • Installation and operating instructions

Type key


Wilo-Star-Z NOVA


Domestic hot water circulator, glandless pump


Type designation


with ball shut-off valve and non-return valve


with ball shut-off valve, non-return valve and plug-in time switch


with ball shut-off valve, non-return valve, time switch, thermostat and thermal disinfection detection

Technical data

  • Fluid temperature: Potable water, max.+95 °C
  • Mains connection, 1~230 V, 50 Hz
  • Protection class IP42
  • Nominal diameter Rp ½
  • Max. operating pressure 10 bar


  • Pump housing: Brass
  • Impeller: Plastic
  • Shaft: ceramic
  • Bearing: Carbon, synthetic resin-impregnated

Duty chart

Wilo-Star-Z NOVA


REACH regulation

Edition 2018-10
Page format 209.9 x 296.7 mm
Number of pages 4

PDF (581 kB)


General overview 2019 International version

Article Number 2200591
Edition 2018
Version number 1
Page format 209.9 x 297.0 mm
Number of pages 74

PDF (42 MB)


Wilo-Star-Z NOVA T

Article Number 4224812
Edition 2018-05
Version number 01
Page format 105.1 x 148.2 mm
Number of pages 338

PDF (24 MB)



PDF: Wilo-Star-Z NOVA


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