# Temperature controller Euroster 4040 SMART by Euroster — programmable room thermostat, model E4040SMART

**URL:** https://aio.lv/en/product--euroster-e4040smart--10648515
**Data updated:** 2026-03-11 11:54 (EET)
**Category:** Home Automation
**Manufacturer:** Euroster
**Manufacturer code:** E4040SMART
**EAN:** 5903240978335
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 116.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 96.27 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--euroster-e4040smart--10648515

## 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

Programmable temperature controller Euroster 4040 SMART (E4040SMART) is a room thermostat designed to manage heating systems with scheduled temperature settings. It provides programmable control of indoor climate for daily and weekly schedules, enabling temperature changes according to time periods. Suitable for residential or small commercial heating regulation and energy-efficient temperature management.

## Long description

Programmable temperature controller Euroster 4040 SMART by Euroster (model E4040SMART) is a room thermostat engineered to manage heating systems with time-based schedules. It allows users to define daily and weekly temperature programs, maintain setpoint temperatures for different periods, and switch heating output accordingly. The device is intended for residential and small commercial installations where scheduled temperature control and energy-efficient operation are required.
Advantages
The Euroster 4040 SMART offers programmable weekly and daily scheduling, enabling automatic temperature changes without manual intervention. Its clear interface and intuitive programming reduce setup time and simplify everyday use. The controller supports precise temperature regulation to help maintain comfort while optimizing energy consumption. Designed for compatibility with common heating systems, it provides reliable switching of heating circuits based on the configured schedule.
Suitable for
 Homes and apartments with central or boiler-based heating
 Small offices and commercial spaces requiring scheduled heating
 Rooms needing different temperature regimes for day and night
 Energy-conscious households seeking automated temperature control
Key specifications
 Programmable control with daily and weekly schedules
 Room thermostat for regulating indoor temperature setpoints
 Outputs for switching heating systems (relay-based control)
 Clear user interface for setting time periods and temperatures
 Designed for installation in residential and small commercial environments
How to use
Install the Euroster 4040 SMART according to the manufacturer’s wiring instructions and mount it in a representative room away from direct sunlight or heat sources. Set the current time and date, then program daily or weekly schedules by assigning temperature setpoints to required time intervals. After programming, the controller will automatically activate or deactivate the heating output to maintain the chosen temperatures. Manual override options allow temporary changes without altering the saved schedule.
Usage recommendations
Place the thermostat on an interior wall at typical head height and avoid locations near radiators, drafts, or direct sunlight to ensure accurate ambient temperature measurement. Use lower night and away setpoints to reduce energy consumption and review programmed schedules seasonally for optimal comfort and efficiency.

## FAQ

### How much does the Euroster 4040 SMART programmable temperature controller cost, and is it available for purchase?

The price is 116.49 € (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 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 Euroster 4040 SMART programmable temperature controller 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/10648515/56509507_large.webp