# Thermostat Shelly ST1820 PBS Wi‑Fi control for heating systems, energy-saving smart thermostat

**URL:** https://aio.lv/en/product--shelly-shellypbsstst1820--11357784
**Data updated:** 2026-02-14 19:43 (EET)
**Category:** Home Goods Accessories
**Manufacturer:** Shelly
**Manufacturer code:** Shelly\_PbS\_ST\_ST1820
**EAN:** 3800235260630
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 64.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--shelly-shellypbsstst1820--11357784

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Shelly ST1820 PBS is a smart thermostat with Wi‑Fi control designed for integration into heating systems. It provides remote temperature management, scheduling and energy‑saving operation via the Shelly app or compatible platforms. Suitable for residential and small commercial use, it helps maintain desired indoor temperatures, automate heating schedules and reduce energy consumption.

## Long description

Shelly ST1820 PBS is a smart thermostat with Wi‑Fi control designed for integration into heating systems. It enables remote temperature management, programmable schedules and energy‑efficient operation through the Shelly app and compatible smart home platforms. Intended for residential and small commercial environments, the device supports automated temperature maintenance and helps optimize heating use to reduce energy consumption.
Advantages
The Shelly ST1820 PBS offers Wi‑Fi connectivity for remote access, scheduling capabilities and compatibility with common smart home ecosystems. Its design focuses on straightforward integration into existing heating systems and on enabling programmable temperature control to support energy savings. The thermostat provides a centralized way to manage heating setpoints and schedules, reducing the need for manual adjustments.
Suitable for
 Controlling residential central heating systems
 Integration with smart home automation and scheduling
 Small commercial spaces requiring programmable temperature control
 Energy management and heating cost optimization
Key specifications
 Wi‑Fi connectivity for remote control and monitoring
 Programmable scheduling for temperature setpoints
 Compatibility with Shelly app and common smart home platforms
 Designed for integration into heating system control circuits
 Support for energy‑saving operation through automated scheduling
How to use
Install the Shelly ST1820 PBS according to the heating system wiring and local electrical codes, connecting it to the control circuit where thermostat input is accepted. Configure the device via the Shelly app over Wi‑Fi to set temperature targets, create weekly schedules and integrate with other smart home components if needed. Use the app or compatible platform to monitor current temperature, adjust setpoints remotely and enable automated modes for day/night or away periods.
Usage recommendations
Place the thermostat controller in a representative indoor location away from direct heat sources and drafts for accurate temperature measurement. When creating schedules, align setpoints with occupancy patterns to maximize energy savings and comfort. Ensure firmware is up to date and verify compatibility with your heating system before installation.

## FAQ

### How much does the Shelly ST1820 PBS smart thermostat cost, and is it available for purchase?

The price is 78.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 538 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 01.07.2026 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 ST1820 PBS smart 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/11357784/68538194_large.webp