# Thermostatic Radiator Valve Wireless Lars 80B RX — model 80BRX

**URL:** https://aio.lv/en/product--lars-80brx--11699697
**Data updated:** 2026-03-08 08:45 (EET)
**Category:** Home Automation
**Manufacturer:** Lars
**Manufacturer code:** 80BRX
**EAN:** 5907634831480
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 44.49 €
**Prices and availability valid until:** 2026-07-08 23:59
**Price without VAT (21%):** 36.77 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lars-80brx--11699697

## 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

Wireless thermostatic radiator valve Lars 80B RX (model 80BRX) provides temperature regulation for central heating radiators. The device fits standard radiator valves and enables remote or wireless control of radiator flow to maintain set room temperatures. Suitable for residential and small commercial heating systems where precise radiator-level temperature control and energy management are required.

## Long description

Wireless thermostatic radiator valve Lars 80B RX (model 80BRX) provides temperature regulation for central heating radiators. The device attaches to standard radiator valve bodies and controls the flow of hot water to maintain a set room temperature. Designed for residential and small commercial heating systems, the Lars 80B RX enables radiator-level regulation and integrates with wireless control systems to support timed schedules and manual adjustments without direct access to the radiator.
Advantages
The Lars 80B RX offers precise temperature control at the radiator, reducing overheating and improving comfort consistency across rooms. Wireless connectivity permits remote adjustments and integration with home automation or building management systems. Compact design and compatibility with common valve fittings simplify installation and replacement of manual radiator valves. Battery-powered operation ensures continued function during brief power interruptions and allows flexible placement without wiring.
Suitable for
 Individual room temperature control in apartments and houses
 Upgrading manual radiator valves to wireless control
 Small offices and retail premises seeking zone-based heating management
 Retrofitting older heating systems where wiring is impractical
Key specifications
 Function: Thermostatic control of radiator flow
 Mounting: Fits standard radiator valve bodies and common adapters
 Control: Wireless communication for remote setpoint changes and scheduling
 Power supply: Battery-operated for installation without mains wiring
 Adjustment: Manual override available for local control
 Materials: Durable housing suitable for indoor heating environments
How to use
Install the Lars 80B RX by removing the existing manual thermostat head and fitting the device onto the radiator valve body using the supplied adapter if required. Insert batteries following the polarity markings and pair the unit with the compatible wireless controller or gateway according to the system instructions. Set the desired temperature via the wireless controller, mobile app, or directly using the valve's manual override. Regularly check battery status and perform pairing or reset procedures only as described in the product manual.
Usage recommendations
For optimal performance, place a heat source and thermostat head away from direct drafts, direct sunlight, and heat-emitting appliances. Use wireless scheduling to lower temperatures during unoccupied periods and raise them before occupancy to balance comfort and energy use. Replace batteries as indicated by the device notifications to maintain uninterrupted control.

## FAQ

### How much does the Lars thermostatic radiator valve 80B RX cost, and is it available for purchase?

The price is 44.49 € (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 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. All transactions are 100% secure and encrypted.

### 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 Lars 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 Lars 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/11699697/67082967_large.webp