# Room thermostat Euroster UNI3 EUNI3 — basic temperature regulator for HVAC systems

**URL:** https://aio.lv/en/product--euroster-euni3--10770536
**Data updated:** 2026-03-07 18:02 (EET)
**Category:** Home Automation
**Manufacturer:** Euroster
**Manufacturer code:** EUNI3
**EAN:** 5903240978045
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 254.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 210.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--euroster-euni3--10770536

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Euroster UNI3 (EUNI3) is a room temperature regulator designed to control heating and cooling systems. It provides basic thermostat functions for setpoint control, switching heating or cooling circuits and integrating with residential HVAC equipment. Suitable for maintaining indoor comfort in homes, offices and small commercial spaces where a simple, reliable temperature control is required.

## Long description

Euroster UNI3 EUNI3 is a basic room thermostat designed to regulate indoor temperature for residential and small commercial HVAC systems. The device provides setpoint control and straightforward switching between heating and cooling modes. With a compact interface and essential control features, this thermostat is intended for users who need reliable temperature regulation without advanced programming functions.
Advantages
The thermostat offers simple and intuitive control of room temperature, compatible with common heating and cooling circuits. Its compact design allows for easy wall mounting and integration into existing HVAC setups. The device delivers stable setpoint maintenance and clear switching behavior, which helps to maintain consistent indoor comfort levels while minimizing unnecessary complexity.
Suitable for
Single-zone residential rooms such as living rooms and bedrooms
Small offices and meeting rooms requiring basic temperature control
Light commercial spaces where simple heating/cooling switching is sufficient
Replacement of older or non-programmable thermostats
Key specifications
Function: room temperature regulation with heating and cooling switching
Control type: manual setpoint adjustment
Mounting: wall-mounted thermostat enclosure
User interface: basic control elements for setpoint and mode selection
Compatibility: designed for residential HVAC systems and small commercial applications
How to use
Install the thermostat on an interior wall away from direct sunlight, drafts, and heat sources to ensure accurate temperature sensing. Connect the device to the HVAC control wiring according to the system type (heating or cooling) and follow the manufacturer’s wiring diagram. Set the desired temperature using the thermostat controls and select heating or cooling mode as required. Regularly check connections and setpoints to ensure consistent operation.
Usage recommendations
Position the thermostat centrally in the controlled zone and avoid locations near windows, doors, or appliances that produce heat. For systems with multiple zones, use one thermostat per zone to maintain independent control. If integration with advanced HVAC controllers is needed, verify compatibility before installation.

## FAQ

### How much does the Euroster UNI3 EUNI3 room thermostat cost, and is it available for purchase?

The price is 254.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 16.07.2026 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 Euroster UNI3 EUNI3 room 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 Euroster 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 Euroster 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/10770536/60009324_large.webp