# Control module Vaillant Moduł VR 39 (MPN 0020139898) - boiler control accessory

**URL:** https://aio.lv/en/product--vaillant-0020139898--11194122
**Data updated:** 2026-03-07 19:50 (EET)
**Category:** Home Appliance Accessories
**Manufacturer:** Vaillant
**Manufacturer code:** 0020139898
**EAN:** 4024074675649
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 195.99 €
**Prices and availability valid until:** 2026-08-20 23:59
**Price without VAT (21%):** 161.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--vaillant-0020139898--11194122

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 05.08.2026 | free |
| Pickup points | 10.08.2026 | 1.79 EUR |
| Courier delivery to door | 10.08.2026 | 4.99 EUR |

## Summary description

Vaillant Moduł VR 39 is a dedicated control module for compatible Vaillant boilers. Identified by MPN 0020139898 and EAN 4024074675649, it provides interface and control functions required for system regulation and communication with boiler electronics. Use it to replace a faulty module or to restore full control functionality in heating systems where this specific module is supported.

## Long description

Vaillant Moduł VR 39 is a control module designed for compatible Vaillant boilers to restore or extend control and interface functions. It provides the electronic connection required between the boiler control board and system peripherals, enabling regulation of burner operation, sensors and communication with other components in supported heating systems. The module is intended as a service or spare part to replace a faulty unit and return the boiler to normal operation.
Advantages
The control module offers precise interface handling and reliable signal exchange with boiler electronics, supporting stable regulation of combustion and temperature control systems. It is built to match Vaillant design and electrical specifications for compatible models, which simplifies installation and reduces the need for additional adaptors. Using an OEM-matching control module helps maintain the original control logic and compatibility with existing sensors and actuators.
Suitable for
 Replacement of a failed control module in compatible Vaillant boilers
 Repair and maintenance of domestic and small commercial heating systems
 Service workshops that diagnose and restore boiler control functionality
Key specifications
 Function: control interface module for boiler electronics
 Compatibility: designed for specific Vaillant boiler models (refer to manufacturer compatibility list)
 Connections: electrical interface for sensors, actuators and main control board
 Role: regulation of burner control and system communication
How to use
Install the module by first isolating electrical power to the boiler and following the manufacturer's service instructions for safe replacement. Disconnect the old module's connectors and note wire positions before removing the unit. Fit the new module into the same mounting location, reconnect all wiring according to labelled connectors or service documentation, and restore power. After installation, follow any commissioning steps required by the boiler such as system checks, error code reset, and verification of sensor signals to ensure normal operation.
Usage recommendations
Use only in boilers listed as compatible by Vaillant and follow all safety and installation guidance from the boiler manufacturer or a qualified service technician. Verify compatibility with the exact boiler model before purchase and consider professional installation to ensure correct wiring and commissioning.

## FAQ

### How much does the Vaillant Moduł VR 39 control module cost, and is it available for purchase?

The price is 195.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 05.08.2026 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 Moduł VR 39 control module 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

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