# Circulator pump WILO Star-Z Nova T (model 4222650) for hot water systems

**URL:** https://aio.lv/en/product--wilo-4222650--11688606
**Data updated:** 2026-02-07 21:05 (EET)
**Category:** Water Pumps
**Manufacturer:** WILO
**Manufacturer code:** 4222650
**EAN:** 4048482853406
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 304.49 €
**Prices and availability valid until:** 2026-07-06 23:59
**Price without VAT (21%):** 251.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wilo-4222650--11688606

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

WILO Star-Z Nova T circulator pump (model 4222650) is designed for hot water circulation in domestic and commercial hot water systems. Manufactured by WILO, this pump ensures continuous water recirculation to maintain stable hot water supply, reduce wait time at taps and minimize water waste. Intended for installation in recirculation loops, it supports reliable operation and straightforward integration with existing plumbing.

## Long description

WILO Star-Z Nova T circulator pump is designed for domestic and commercial hot water recirculation systems. The T version includes an integrated timer, thermostat and an automatic thermal disinfection detection function to support hygienic operation and simplified control via an LCD display and intuitive green dial technology.
Advantages
The pump offers quick electrical connection using the Wilo-Connector and comes with standard thermal insulation. It includes an integrated shut-off ball valve on the suction side and a non-return valve on the discharge side, a motor with blockage-resistant design and a plug-in control clock. A 1.8 m power cable with protective-earth plug is provided for the C variants; the T version combines the hygiene and control features for automated thermal disinfection detection and convenient user operation.
Suitable for
Hot water recirculation loops in residential buildings
Hot water circulation in commercial and industrial facilities
Systems requiring hygienic thermal disinfection control
Key specifications
Pump type: circulator for domestic hot water (c.w.u.)
Connection diameter: 1"
Maximum fluid temperature: 95°C
Number of speeds: 1
Maximum flow rate: 6 l/min
Maximum head: 1 m
Maximum power consumption: 7 W
How to use
Install the WILO Star-Z Nova T in the hot water recirculation loop according to local plumbing codes and the manufacturer's installation instructions. Connect the electrical supply using the Wilo-Connector or the supplied power cable where applicable and set the timer and thermostat via the integrated controls and LCD display. Ensure the suction and discharge valves are open and perform system filling and air-purge procedures before normal operation.
Usage recommendations
Use the integrated timer and thermostat to schedule circulation and to enable thermal disinfection cycles when needed; follow local hygiene regulations for disinfection temperature and duration. For maintenance, isolate the pump using the built-in shut-off valve and follow safety procedures before servicing.

## FAQ

### How much does the Circulator pump WILO Star-Z Nova T 4222650 cost, and is it available for purchase?

The price is 304.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 30.06.2026 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 Circulator pump WILO Star-Z Nova T 4222650 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/11688606/67041766_large.webp