# Room thermostat TECH-STEROWNIKI ST-297ZV3 two-position flush-mounted mains-powered white

**URL:** https://aio.lv/en/product--tech-sterowniki-st297zv3wh--11867691
**Data updated:** 2026-03-09 17:44 (EET)
**Category:** Control Systems
**Manufacturer:** TECH-STEROWNIKI
**Manufacturer code:** ST297ZV3WH
**EAN:** 5902479663746
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 111.99 €
**Prices and availability valid until:** 2026-08-05 23:59
**Price without VAT (21%):** 92.55 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tech-sterowniki-st297zv3wh--11867691

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

TECH-STEROWNIKI ST-297ZV3 is a two-position (on/off) room thermostat designed for flush-mounted installation and powered from the mains. Provided in white finish, it controls ambient temperature by switching heating or cooling systems between two states. Suitable for residential or light commercial spaces, it offers simple temperature regulation for boilers, electric heaters or HVAC zones.

## Long description

TECH-STEROWNIKI ST-297ZV3 two-position flush-mounted mains-powered white is a room thermostat designed for simple on/off temperature control in residential and light commercial interiors. The device is intended for flush installation into a standard wall box and connects to mains power to switch heating or cooling systems between two states. Its white finish integrates with common interior schemes and provides straightforward ambient temperature regulation for boilers, electric heaters or HVAC zones.
Advantages
The thermostat offers two-position (on/off) control that is easy to install and operate, reducing installation complexity and user interaction. Being mains-powered, it eliminates the need for batteries and ensures continuous operation. Its flush-mounted form factor provides a discreet appearance on the wall while maintaining reliable switching performance for basic heating and cooling applications.
Suitable for
 Control of residential boilers and electric heaters
 On/off regulation for small commercial or office HVAC zones
 Simple temperature control in apartments, single-family homes or utility rooms
Key specifications
 Control type: two-position (on/off) temperature control
 Mounting: flush-mounted for standard wall boxes
 Power supply: mains-powered
 Finish: white housing suitable for interior installation
 Application: switching of heating or cooling systems between two states
How to use
Install the thermostat into a compatible flush wall box and connect the mains wiring and output to the controlled heating or cooling device according to local electrical codes and the product wiring diagram. After installation, set the desired temperature using the control interface and allow the thermostat to switch the system on or off to maintain the setpoint. Regularly check connections and device operation as part of routine maintenance.
Usage recommendations
Place the thermostat on an interior wall away from direct sunlight, drafts, doors and heat sources for accurate ambient temperature sensing. Ensure installation and wiring are performed by a qualified electrician and verify compatibility with the controlled equipment’s voltage and switching requirements.

## FAQ

### How much does the Room thermostat TECH-STEROWNIKI ST-297ZV3 cost, and is it available for purchase?

The price is 111.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 32 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 14.07.2026 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 Room thermostat TECH-STEROWNIKI ST-297ZV3 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 TECH-STEROWNIKI 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 TECH-STEROWNIKI 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/11867691/67274035_large.webp