WILO Yonos Maxo 25/0.5-10 circulator pump

Name: Circulator Pump WILO Yonos Maxo 2120640
Brand: WILO
SKU: 11953976
Price: 694.99 EUR
Availability: InStock

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Circulator Pump WILO Yonos Maxo 25/0.5-10 — model 2120640, inline circulation pump for heating systems

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Short description

WILO Yonos Maxo 25/0.5-10 (model 2120640) is a circulator pump designed for heating and hot-water circulation. The inline pump is part of the Yonos Maxo series and provides reliable flow control for central heating systems, boiler loops and hydronic circuits. Use cases include residential and light commercial heating installations where compact, maintenance-friendly circulation is required.

Available for order: 2 pcs.

Warranty: 2 Years

SKU: 11953976

Manufacturer: WILO

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2b. Kengaraga str., Riga, Latvia, LV-1063

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From 4.99 €

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Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities

36 months installment: from 19.31 euros per month

Leasing for legal entities: from 24.19 euros per month

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Product information

Description

The WILO Yonos Maxo 25/0.5-10 is an inline circulator pump engineered for heating and hot-water circulation in central heating systems, boiler loops and hydronic circuits. The compact design of this model from the Yonos Maxo series delivers regulated flow and pressure control suitable for residential and light commercial installations where reliable, low-maintenance circulation is required.

Advantages

This inline circulation pump features electronic speed regulation for stable flow and energy-efficient operation across a range of system demands. Its compact housing and standardized flange connections allow straightforward integration into existing pipework. The pump is designed for quiet operation and reduced wear, supporting longer service intervals and simplified maintenance procedures.

Suitable for

Domestic central heating systems
Boiler loop circulation and primary-secondary circuits
Small commercial hydronic heating installations
Retrofit and replacement applications in confined technical rooms

Key specifications

Pump type: inline circulator pump for heating and hot-water circulation
Connection size: nominal DN 25 (suitable for 25 mm pipework)
Head range: up to 0.5–10 of adjustable differential pressure control (variable control range)
Speed control: electronic variable speed for load-dependent operation
Design: compact, flanged/inline mounting for easy installation
Hydraulic medium: water and water-glycol mixtures compatible with heating systems

How to use

Install the WILO Yonos Maxo 25/0.5-10 in the system flow according to piping direction marking and applicable local installation codes. Connect electrical supply using the designated terminal following safety regulations and ensure grounding is correct. Set the pump control mode and differential pressure or speed setting to match the hydraulic requirements of the heating circuit. Commission the pump by purging air from the system, verifying leak-tight connections and confirming correct flow and noise levels during initial operation.

Usage recommendations

For reliable long-term performance, operate the pump within the recommended temperature and glycol concentration limits for heating systems, schedule periodic inspection for seals and bearings, and follow manufacturer guidance for electrical connection and protective devices. When replacing an existing unit, compare hydraulic performance curves to ensure the pump meets system head and flow requirements.

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Customer questions

FAQ

How much does the WILO Yonos Maxo 25/0.5-10 circulator pump cost, and is it available for purchase?

The price is 694.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 02.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

Can WILO Yonos Maxo 25/0.5-10 circulator pump be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the WILO Yonos Maxo 25/0.5-10 circulator pump online, and the application process is as simple as possible:

Select the product on the website and add it to your cart;
When placing your order, choose the payment method “Installments”;
Fill in the required details for the lending partner;
Receive a decision within a few minutes.

For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All WILO products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized WILO service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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