# Shelly BLU TRV Indoor Thermostat White Rotary Control -20 to 60°C

**URL:** https://aio.lv/en/product--shelly-shellybtrv3--11190633
**Data updated:** 2025-12-30 18:30 (EET)
**Category:** Smart Sensors
**Manufacturer:** Shelly
**Manufacturer code:** Shelly\_B\_TRV\_3
**EAN:** 3800235268339
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 133.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 110.74 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--shelly-shellybtrv3--11190633

## 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

The Shelly BLU TRV is an indoor thermostat designed for precise temperature control. It operates within a temperature range of -20 to 60°C and features a rotary control for easy adjustments. With a compact design, it measures 5.4 cm in diameter and 78 mm in height, making it suitable for various indoor environments. The device is powered by a 1.5 V battery and weighs 107 g. It comes in a pack of four, providing a complete solution for multiple rooms.

## Long description

Shelly BLU TRV Indoor Thermostat White Rotary Control provides precise room temperature regulation for radiators. The smart thermostatic radiator valve head connects via Bluetooth and adjusts heating by changing the hot-water flow through the radiator. Temperature can be changed manually using the rotary knob or remotely via mobile phone, tablet, or PC. The compact unit measures 5.4 cm in diameter and 78 mm in height, operates from 2 x AA 1.5 V batteries and is suitable for multi-room installations (available in a pack of four).
Advantages
The Shelly BLU TRV offers accurate temperature control from -20 to 60°C, a simple rotary control for immediate manual adjustments, Bluetooth connectivity for remote operation, and support for weekly scheduling to maintain set temperatures automatically. Its compact design and light weight make it easy to fit into most interiors without protruding significantly.
Suitable for
Temperature control of individual radiators in homes and apartments
Room-by-room climate management in offices and small commercial spaces
Retrofitting existing radiator systems without replacing valves
Multi-room installations (pack of four units)
Key specifications
Operating temperature range: -20 to 60°C
Power supply: 2 x AA, 1.5 V batteries
Dimensions: Ø 5.4 cm, height 78 mm
Weight: 107 g
Connectivity: Bluetooth
Control: Rotary knob and app/PC control, weekly schedule support
Package: 4 units per pack
Brand/Model: Shelly BLU TRV (MPN: Shelly\_B\_TRV\_3, EAN: 3800235268339)
How to use
Install the thermostatic head on the radiator valve according to the valve adapter compatibility and secure it mechanically. Insert 2 x AA 1.5 V batteries, set the local Bluetooth connection using the Shelly mobile app or pair via PC, then configure desired temperatures and weekly schedules. Manual temperature changes are made by turning the rotary knob left or right; remote changes are available through the app or connected device.
Usage recommendations
For reliable operation, check battery level regularly and replace both AA batteries when low. Ensure the radiator valve adapter is compatible before installation and follow the manufacturer’s mounting instructions. Use weekly scheduling to optimise energy use and maintain steady room temperatures.

## Specifications

| Feature | Value |
|---|---|
| Wireless range | 30 m |
| Wireless connection | Yes |
| Control type | Rotary |
| Diameter | 54 mm |
| Wi-Fi | Yes |
| Battery voltage | 1.5 V |
| Number of products included | 4 pc(s) |
| Remotely operated | Yes |
| Smart thermostat | Yes |
| Suitable for indoor use | Yes |
| Screw thread | M30 x 1.5mm |

### Features

| Feature | Value |
|---|---|
| Product colour | White |
| Operating frequency | 2412 - 2472 |
| Built-in display | Yes |
| Smartphone/tablet remote support | Yes |
| Programmable | Yes |

### Technical details

| Feature | Value |
|---|---|
| Warranty period | 2 year(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.107 kg |
| Height | 78 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | -20 - 60 |

## FAQ

### How much does the Shelly BLU TRV Indoor Thermostat cost, and is it available for purchase?

The price is 133.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3458 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 Shelly BLU TRV Indoor Thermostat 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 Shelly 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 Shelly 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/11190633/65594772_large.webp