# Circulation Pump WILO Yonos PICO plus 25/1-6PG1, single-head for central heating

**URL:** https://aio.lv/en/product--wilo-4257478--8127538
**Data updated:** 2026-03-07 15:17 (EET)
**Category:** Water Pumps
**Manufacturer:** WILO
**Manufacturer code:** 4257478
**EAN:** 4062679262314
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 199.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 164.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wilo-4257478--8127538

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

WILO Yonos PICO plus 25/1-6PG1 is a circulation pump designed for central heating systems. The unit is a compact single-head circulator intended to maintain hot-water flow and system pressure in domestic or commercial radiators and underfloor heating. Suitable for replacement or retrofit applications, it supports continuous operation to ensure reliable heat distribution and efficient circulation.

## Long description

WILO Yonos PICO plus 25/1-6PG1 is a compact single-head circulation pump engineered for central heating systems. Designed to maintain hot-water flow and appropriate system pressure, this circulator supports continuous operation in domestic and light commercial radiator circuits as well as underfloor heating installations. The unit is suitable for replacement and retrofit projects where a reliable, space-saving pump is required to ensure even heat distribution and efficient hydraulic performance.
Advantages
The pump combines a compact form factor with low energy consumption and quiet operation, enabling straightforward installation in tight plantrooms or boiler cabinets. Its motor and hydraulic design deliver stable flow control across typical heating system load ranges, while corrosion-resistant wet rotor components increase service life. Built for continuous duty, the circulator reduces the need for frequent maintenance and helps maintain consistent indoor comfort by preventing cold spots in heating circuits.
Suitable for
 Domestic radiator heating systems
 Underfloor heating circuits
 Replacement of existing single-head circulators
 Small commercial heating installations
Key specifications
 Pump type: single-head circulation pump for central heating
 Connection orientation: in-line design for direct integration into heating circuits
 Hydraulic range: suitable for typical low- to medium-head heating applications
 Operation: continuous-duty capable for constant circulation
 Nozzle and wet rotor materials: corrosion-resistant construction for extended service life
 Noise level: engineered for quiet operation in residential environments
 Installation: compact footprint for tight spaces and retrofit situations
How to use
Install the circulation pump in the heating circuit following local regulations and the system manufacturer's recommendations. Ensure shut-off valves and union connections are in place for safe isolation during maintenance. Before first use, fill and vent the system to remove trapped air and verify correct flow direction according to the pump housing arrow. Configure system controls and any speed settings to match the hydraulic requirements of the installation, then monitor the pump during initial operation to confirm stable flow and absence of leaks.
Usage recommendations
For optimal performance, use the pump in closed central heating circuits with properly sized piping and balancing valves. Perform routine visual inspections and periodic venting to prevent air locks. When replacing an existing pump, compare hydraulic characteristics to ensure compatibility with the system. If accessible, install isolation valves to simplify future service and minimize system downtime.

## FAQ

### How much does the WILO Yonos PICO plus 25/1-6PG1 circulation pump cost, and is it available for purchase?

The price is 199.49 € (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 07.07.2026 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 Yonos PICO plus 25/1-6PG1 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/8127538/51500728_large.webp