# Circulation Pump WILO STRATOS PICO 25/0.5-4 (MPN 4244393)

**URL:** https://aio.lv/en/product--wilo-4244393--11953950
**Data updated:** 2026-03-11 13:51 (EET)
**Category:** Water Pumps
**Manufacturer:** WILO
**Manufacturer code:** 4244393
**EAN:** 4062679126067
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 314.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 259.91 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wilo-4244393--11953950

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

WILO STRATOS PICO 25/0.5-4 is a compact circulation pump designed for heating and hot water systems. Model 4244393 specifies the 25 mm connection size and a 0.5–4 (m head or range as indicated in model code) designation; it offers compact installation, electronic control features typical for STRATOS PICO line, and is suited for circulation, return and distribution loops in residential and commercial systems.

## Long description

WILO STRATOS PICO 25/0.5-4 is a compact circulation pump designed for heating and hot water systems. The pump features a 25 mm connection size and an electronically controlled variable head range suited to distribution and return circuits in residential and light commercial installations. Its compact dimensions and integrated control functions support space-efficient installation and reliable water circulation in central heating and domestic hot water loops.
Advantages
The pump delivers efficient hydraulic performance with low electrical consumption and quiet operation. Electronic control enables automatic adaptation to system demands, improving comfort and reducing energy use. Compact form factor simplifies retrofit and new-install fitting in confined plantrooms or boiler cabinets. Durable construction and industry-standard materials provide corrosion resistance and consistent performance over time.
Suitable for
 Circulation of hot water in central heating systems
 Return and distribution loops in residential and small commercial buildings
 Domestic hot water recirculation to reduce waiting time at taps
 Retrofit replacements where compact footprint and electronic control are required
Key specifications
 Connection diameter: 25 mm
 Adjustable head range suitable for light to moderate hydraulic requirements
 Electronic control for automatic adaptation to system demand
 Compact dimensions for space-saving installation
 Quiet operation suitable for installations near occupied spaces
How to use
Install the pump in the circulation or return line following applicable plumbing and electrical regulations. Ensure correct alignment and secure flange or threaded connections compatible with a 25 mm pipe. Connect electrical supply and configure the electronic control according to system requirements and manufacturer instructions: select the appropriate control mode and set required differential pressure or speed range. Bleed air from the system after installation and verify flow direction and leak-free joints before commissioning. Monitor initial operation to confirm stable temperature control and quiet running.
Usage recommendations
For reliable long-term performance, use the pump within the specified hydraulic range and maintain water quality to limit corrosion and deposits. Periodic inspection of seals and electrical connections is recommended. When replacing an existing unit, confirm mechanical connection compatibility with 25 mm piping and review control settings to match the system design.

## FAQ

### How much does the WILO STRATOS PICO 25/0.5-4 circulation pump cost, and is it available for purchase?

The price is 314.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 03.07.2026 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. All transactions are 100% secure and encrypted.

### Can WILO STRATOS PICO 25/0.5-4 circulation pump be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11953950/67398166_large.webp