Wilo Stratos 40/1-12 PN 6/10 circulation pump

Wilo – premium German pump technology

Operating since 1872, the premium German manufacturer Wilo specializes in heating, cooling, and water technology pumps. Its electronic circulators support operation tailored to system demands.

Stratos 40/1-12 – adjustable circulation

DN 40 flanged connection, 250 mm installation length. For circulation tasks in larger heating and cooling circuits, and heat distribution centers.

Key benefits

• Constant or variable differential pressure: operating mode can be adjusted to the network.
• Electronic power control: circulation can be adjusted to the load.
• Single-button local operation: easily accessible settings.

Important factory data

• Power supply: 230 V, 50/60 Hz.
• Maximum operating pressure: 10 bar.
• Medium temperature: −10…+110 °C.
• Energy efficiency index: EEI ≤ 0.20.

Documented new model comparison

Stratos MAXO 40/0,5-12 PN 6/10, 2164584: EUR 3,799.07 net. Net list price on the Wilo Netherlands product page; verified: October 5, 2026. A new pump with factory thermal insulation casing; installation and shipping extra, communication expansion module optional.

Comparative price for the newer, different MAXO model. Technical source: original Wilo product datasheet; factory Stratos manual.

Brands available in the ProfiKazán product range

AGRO Forst & Energietechnik, Alfa Laval, Austria Email, Binder, Biral, Buderus, Clima, Delphis-therm, EDER, Elco, Fröling, GEA, Gilles, Grundfos, Grünbeck, Guntamatic, HAPPEL / Ziehl-Abegg, Hargassner, HDG, Heizbösch, Herz, Hoval, Kampmann, Kränzle, KSB, KWB, LOOS, Lopper, Lowara, Mawera, Nolting, ORION / AL-KO, Picopello, Pneumatex, Pollhuber, Prüller, Reflex, Remeha, Ruwac, Schwank, Sieger, Siemens, Spanex, Varem, Viessmann, Wilo, Windhager, Wolf, YORK.

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