Stratos PICO-Z 20/1-4
This circulation pump is suitable only for drinking water.
Maintenance-free domestic hot water glandless circulation pump with threaded connection, blocking-current proof synchronous motor according to ECM technology and built-in electronic power control for variable differential pressure control. With maximum efficiencies and high starting torque, including automatic deblocking function. Can be used for all domestic hot water applications (+2 up to +70 °C).
- Preselectable control modes for optimum manual operating mode, Δp-c (differential pressure constant)
- Temperature-controlled operating mode
- Identification of the thermal disinfection of the domestic hot water tank
- Integrated motor protection
- Operating and fault display (with error codes)
- Display of the current consumption in watts and the cumulative kilowatt hours, or
- Display of effective flow and temperature
- Reset function for resetting the electricity meter or for resetting the settings to the factory settings
- "Hold" function (key lock) for disabling the settings
- Minimal consumption only 3 W
- Automatic deblocking function
- Equipped as standard with a thermal insulation shell
|Max. fluid temperature Tmax||70 °C|
|Min. fluid temperature Tmin||2 °C|
|Min. ambient temperature Tmin||0 °C|
|Max. ambient temperature Tmax||40 °C|
|Temperature range for applications in domestic hot water circulation systems at ambient temperature of +40 °C in short-time duty 4 h||+75 °C|
|Temperature range at max. ambient temperature +40 °C T||+2...+70|
|Maximum operating pressure PN||10 bar|
|Max. permitted total water hardness||3.57 mmol/l (20°dH)|
|Interference emission||EN 61000-6-3|
|Interference immunity||EN 61000-6-2|
|Mains connection||1~230 V, 50/60 Hz|
|Power consumption P1 max||25 W|
|Max. speed nmax||3500 1/min|
|Rated current IN||0.26 A|
|Protection class motor||IPX4D|
|Threaded cable connection||1 x PG11|
|Bearing||Carbon, synthetic resin-impregnated|
|Pipe connection on the suction side DNs||G 1¼|
|Pipe connection on the discharge side DNd||G 1¼|
|Port-to-port length L0||150 mm|
|Product description||Stratos PICO-Z 20/1-4|
|Net weight, approx. m||1.8 kg|
With Wilo as your partner, you can not only be sure of choosing high-quality product solutions, but also of benefiting from a comprehensive, worry-free package of well thought-out services. We collaborate to develop a service concept tailored to your individual needs; with our expertise and personal consultancy, we make sure that the operation of your systems is as energy-efficient, reliable and economical as possible. All the while our competent Wilo service technicians are ready to assist you with fast, reliable and on-time support.
Wilo-Live Assistant Service
The Wilo-Live Assistant is a technical advisor at your side during pump service. By using the Wilo-Live Assistant, our expert advisers can support you in the boiler or equipment room via video transmission – live and in real time. You use your smartphone to show the installation set-up, while the Wilo expert follows everything on their screen. They can see the components as well as other details and can thus determine where the fault or breakdown originates. We prevent downtime and ensure operational reliability of your pumps and systems!
The Wilo-Live Assistant includes:
System Optimisation Glandless pumps
The Wilo Service offers proactive system optimisation by optimising settings and doing minor adjustments to ensure operational reliability. System Optimisation includes among others:
Energy Solutions Glandless pumps
Wilo Service offers a proactive support to point out possible energy savings. Our service creates an overview of all installed assets to show how the energy consumption of pumps or systems can be reduced. We offer targeted consultancy and analysis, including the involvement of subsidies as well as comprehensive support around the changeover to high-efficiency technologies. Wilo-Energy solution includes:
More suitable services
Extended warranty glandless pumps
In combination of a new pump or system Wilo offers an extended warranty of up to five years in combination with commissioning and maintenance by the Wilo Service.
Extended warranty includes:
Supervision Glandless pumps
Wilo supports during the concept phase to ensure quality work and cost efficiency. Our competent and qualified Wilo Service will support you with recommendations and technical advice throughout the entire project.
Installation Glandless pumps
The Wilo service offers installation of our pumps or pumping systems. We offer an end-to-end process from gathering information on site to installing our product in the overall plant. An optimal installation set-up and the interaction of various individual factors lay the foundation for long-term operational safety.
Commissioning Glandless pumps
For perfect functioning of the pump(s) / system(s), it is recommended to have the commissioning carried out by the works' own WILO SE Customer Service Department. Optimum setting and efficient operation of the system are ensured as a result. Commissioning is comprised of the following points:
The price for commissioning only applies to system(s) which have been installed in accordance with the installation and operating instructions and state-of-the-art technology. No costs for any materials which may be required are included.
Maintenance BASIC Glandless pumps
Maintenance COMFORT Glandless pumps
Maintenance PREMIUM Glandless pumps
Repair Glandless pumps
Wilo Service draws on their competence and experience while consulting on site to decide whether the pump can actually be repaired on site or has to be sent in for a factory repair. Wilo also provides spare parts or a replacement pump to restore the operational reliability of the system.