# Smart thermostat Avatto WT100 WiFi Tuya 3A — Wi‑Fi control, 3A relay

**URL:** https://aio.lv/en/product--avatto-wt100-bh-3a--7395571
**Data updated:** 2025-12-31 08:36 (EET)
**Category:** Smart Sensors
**Manufacturer:** Avatto
**Manufacturer code:** WT100-BH-3A
**EAN:** 6976037360056
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 34.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 28.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--avatto-wt100-bh-3a--7395571

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Avatto WT100 is a smart thermostat with Wi‑Fi connectivity and Tuya platform compatibility. It features a 3A relay for direct control of heating or cooling devices, remote control via app, and scheduling capability. Designed for residential use, it provides convenient temperature management, energy saving through programmable routines, and integration with smart home systems.

## Long description

Avatto WT100 smart thermostat with Wi‑Fi and Tuya compatibility is designed to control domestic hot water (DHW) boilers and similar heating devices by switching their power via a built‑in 3A relay. The device includes an NTC temperature sensor with 1°C accuracy, an LCD display that shows operating mode, set and current temperatures, time and network status, and supports remote control through Wi‑Fi using Tuya or Smart Life apps as well as voice assistants such as Amazon Alexa, Google Assistant and Yandex Alice.
Advantages
The Avatto WT100 offers precise temperature measurement and direct on/off control of boilers using its 3A relay, plus local touchscreen operation. It supports scheduling with multiple weekly programs (5+2, 6+1, or 7 days) and six time periods per day, group device management and user access sharing. The LCD display includes adjustable brightness and an optional screen off mode, and the unit features a child lock for safety.
Suitable for (tasks / use cases)
Controlling domestic hot water (DHW) boilers and small electric heaters up to 3A
Remote temperature management via Tuya or Smart Life apps
Voice control integration with Amazon Alexa, Google Assistant or Yandex Alice
Scheduled temperature control for homes with daily or weekly programs
Key specifications
Manufacturer: Avatto
Model: WT100-BH-3A
Power supply: AC 95–220 V, 50/60 Hz
Maximum load (relay): 3 A
Sensor type: NTC
Temperature accuracy: ±1°C
Temperature range: 5°C–60°C
Displayed temperature range: 0°C–51°C
Operating temperature: -5°C–50°C
Display: LCD with adjustable brightness
Power consumption: \<1 W
Connectivity: Wi‑Fi; compatible with Tuya, Smart Life
Voice control: Amazon Alexa, Google Home, Yandex Alice
Dimensions: 86 × 86 × 40 mm
How to use
Install the thermostat according to the supplied instruction manual and connect it to the boiler or device within the 3A load limit. Power the unit from an AC 95–220 V source. Use the touchscreen for local control or install the Tuya/Smart Life app on a smartphone to add the device via Wi‑Fi. Configure weekly schedules (5+2, 6+1 or 7 days) with up to six time periods per day, or switch between manual and automatic modes. Optionally link the device to a voice assistant for hands‑free control.
Usage recommendations
For safe and reliable operation, ensure connected equipment does not exceed the 3A relay rating, keep the thermostat within the specified operating temperature range, and follow the included installation instructions. Use the child lock to prevent unintended changes and group multiple WT100 units via the app when controlling several zones.

## FAQ

### How much does the Avatto WT100 Smart Thermostat WiFi Tuya 3A cost, and is it available for purchase?

The price is 34.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 20.07.2026 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. All transactions are 100% secure and encrypted.

### 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 Avatto 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 Avatto 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/7395571/51165198_large.webp