# Circulation pump Vaillant Ecocompact model 0020170503

**URL:** https://aio.lv/en/product--vaillant-0020170503--11286639
**Data updated:** 2026-03-07 19:57 (EET)
**Category:** Home Appliance Accessories
**Manufacturer:** Vaillant
**Manufacturer code:** 0020170503
**EAN:** 4024074708903
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 419.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 347.10 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--vaillant-0020170503--11286639

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.99 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Circulation pump Vaillant Ecocompact (model 0020170503) — replacement/component pump designed for hydronic heating and hot water circulation systems. Provides continuous fluid circulation to support boiler and hot-water cylinder operation. Suited for residential and light-commercial installations where reliable circulation and compatibility with Vaillant systems are required.

## Long description

The circulation pump Vaillant Ecocompact model 0020170503 is a replacement/component pump engineered for hydronic heating and hot water circulation systems. Designed to restore or maintain constant fluid movement within a boiler and hot-water cylinder arrangement, this pump supports stable heat transfer and efficient system operation in residential and light-commercial installations. The unit is compatible with Vaillant systems and is intended for use where a direct-fit replacement or a matching-performance circulator is required.
Advantages
The Vaillant Ecocompact circulation pump delivers continuous pump performance and is built to integrate with existing hydronic layouts. Its design emphasizes dependable operation, straightforward installation in compatible Vaillant equipment, and consistent flow delivery for domestic heating and hot water circuits. The pump is sized and balanced to meet the hydraulic requirements of typical small-scale heating systems while maintaining quiet running characteristics.
Suitable for
Replacement of faulty or worn circulation pumps in Vaillant boilers and compact heating units
Circuit circulation in domestic central heating systems
Hot water cylinder circulation and domestic hot water recirculation loops
Light-commercial heating installations with compatible mounting and hydraulic specifications
Key specifications
Designed for hydronic heating and hot water circulation
Compact form factor suited to boiler and cylinder installations
Continuous duty capability for regular domestic operation
Quiet running suitable for residential environments
Compatibility focus with Vaillant system layouts and interfaces
How to use
Install the pump as a direct replacement following the boiler or system manufacturer’s installation instructions. Isolate system power and drain the relevant circuit before removing the old pump. Position the new pump to match the flow direction and seal connections to prevent leaks. Refill and purge air from the system according to standard commissioning procedures, then restore power and verify correct operation and flow. If any electrical connection differs from the previous unit, consult a qualified heating engineer or electrician.
Usage recommendations
For reliable performance, use the pump in systems with appropriate hydraulic matching and ensure regular maintenance checks. When replacing an existing unit, confirm physical fit and connection types before purchase. For electrical connections, commissioning, or diagnostics, rely on a qualified technician to observe local codes and safety practices.

## FAQ

### How much does the Vaillant Ecocompact circulation pump 0020170503 cost, and is it available for purchase?

The price is 419.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 10.07.2026 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 Vaillant Ecocompact circulation pump 0020170503 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 Vaillant 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 Vaillant 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/11286639/68526567_large.webp