# Circulation pump WILO Star-Z 25/6-3 — drinking water, wet rotor, 180 mm length, G1 1/2 connection

**URL:** https://aio.lv/en/product--wilo-4016322431244--11289114
**Data updated:** 2026-03-07 19:57 (EET)
**Category:** Water Pumps
**Manufacturer:** WILO
**Manufacturer code:** 4016322431244
**EAN:** 4016322431244
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 425.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 352.06 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wilo-4016322431244--11289114

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

WILO Star-Z 25/6-3 is a drinking water circulation pump with a wet rotor design, intended for maintaining hot or cold water recirculation in domestic and commercial systems. Key specifications: nominal size 25/6-3, compact installation length 180 mm and G1 1/2 threaded connections. Suitable for continuous circulation, reducing waiting time for tap water and preventing stagnation in piping.

## Long description

WILO Star-Z 25/6-3 is a drinking water circulation pump with a wet rotor design, created to maintain continuous recirculation of hot or cold water in domestic and commercial plumbing systems. With a compact installation length of 180 mm and G1 1/2 threaded connections, this pump is designed for straightforward integration into circulation loops to reduce waiting times at taps and to prevent water stagnation in piping.
Advantages
The wet rotor construction offers quiet operation and requires no separate shaft sealing, which reduces maintenance needs. Its compact 180 mm length and standard G1 1/2 connection facilitate installation in tight spaces and retrofit situations. The pump is intended for continuous duty, supporting reliable circulation to maintain temperature and water quality in drinking water systems.
Suitable for
 Domestic hot water circulation in single- and multi-family buildings
 Commercial washrooms and public buildings requiring reduced tap wait times
 Systems aimed at reducing water stagnation and maintaining water hygiene
 Retrofit projects where compact pump length is required
Key specifications
 Pump type: wet rotor circulation pump for drinking water
 Nominal size: 25/6-3
 Installation length: 180 mm
 Connections: G1 1/2 threaded
 Application: continuous circulation for hot and cold potable water
How to use
Install the WILO Star-Z 25/6-3 in the circulation loop following local plumbing codes and manufacturer mounting orientation recommendations. Connect the pump using the G1 1/2 threaded ports and ensure all joints are sealed and pressure-tested before operation. Commission the pump by verifying correct electrical supply and set the required operating mode according to system design. Monitor the installation during the initial hours to confirm leak-free connections and proper flow.
Usage recommendations
For prolonged service life, ensure the system water is within permissible temperature and quality ranges for drinking water pumps, protect the unit from dry run conditions, and schedule periodic visual inspections. When used for potable water circulation, comply with local regulations on drinking water installations and material compatibility.

## FAQ

### How much does the WILO Star-Z 25/6-3 circulation pump cost, and is it available for purchase?

The price is 425.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 06.07.2026 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 Star-Z 25/6-3 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/11289114/68545862_large.webp