Product detailed description

🌡️ LinkedGo ST802-B – Smart HVAC Thermostat with ShellyX Chip

🧠 The LinkedGo ST802-B is an intelligent HVAC thermostat that provides full control over various heating, ventilation, and cooling systems.

🔗 Thanks to the integration of the ShellyX chip, the device is compatible with the Shelly ecosystem, allowing remote control, automation, and easy integration with the most popular smart home platforms.

🔥❄️ The thermostat is suitable for controlling underfloor heating, fan-coil units, ventilation systems, and cooling solutions.

Connectivity and Integration

• 💡 Features a built-in Shelly IoT chip supporting both Wi-Fi and Bluetooth connections
• 🛠️ No separate hub required – connects directly to your Wi-Fi network
• ☁️ Compatible with the Shelly cloud system, but also works in local mode without the cloud
• 🔁 Supports REST API and MQTT for extensive integration possibilities
• 🧬 Supports RS485/MODBUS – for easy integration into larger HVAC systems

Features for Efficient Climate Control

• 📅 Smart scheduling for heating and cooling
• ❄️ Frost protection
• 🌡️ Option to connect external temperature and humidity sensors
• 🎯 Ensures precise and energy-efficient climate control

About LinkedGo

LinkedGo is an innovative company specializing in the development and production of smart HVAC solutions. Their products aim to create a comfortable and energy-efficient home environment by integrating the latest technologies with user-friendly design.

The Shelly LinkedGo product line is “Powered by Shelly” thanks to the built-in Shelly IoT chip, making it perfectly suited for the Shelly smart home system and compatible with many popular smart home platforms.

Main Product Features

• 🔥 Underfloor heating control: Direct control of water-based underfloor heating valves.
• ⚡ Electric underfloor heating support: Control via an external Shelly relay.
• 💨 Fan-coil units: Controls AC and DC fans, including 10V DC systems.
• 🌬️ Ventilation control: Precise control via analog output.
• 🔗 Heat source integration: Control of gas and pellet boilers using a dry contact relay.
• 💧 Built-in humidity sensor: Supports external temperature sensors for more precise climate control.
• ❄️ Frost protection function: Prevents heating pipes from freezing.
• 🎯 Precise calibration: Fine-tuning of temperature and humidity measurements for maximum accuracy.
• 📅 Smart scheduling: Automation of heating and cooling based on schedules or sunrise/sunset.
• 📶 No hub needed – pairs directly with a Wi-Fi network.

Smart Home Protocols and Platform Compatibility

• 🌐 Supported protocols: Wi-Fi, Bluetooth, RS485/MODBUS
• 📲 Local remote control: Also equipped with a Bluetooth gateway, allowing pairing with wireless Bluetooth wall switches and Shelly remotes.
• 🏭 Native platform: Shelly Smart Control app
• 🔄 Third-party platform compatibility: Home Assistant, Homey, SmartThings
• 🔧 Integration options: RS485/MODBUS interface for larger HVAC systems

Smart Features

• 🌍 Remote control via Wi-Fi or Bluetooth.
• 📆 Smart scheduling based on daily routines or sunrise/sunset.
• 🧊 Frost protection function: Prevents damage to the heating system in low temperatures.
• 📐 Precise measurement: Supports external temperature and humidity sensors.
• 🧠 Automation integration with various smart home platforms and protocols.

Electrical Characteristics

• 🔌 Power supply: 110–240 V AC/50–60 Hz
• ⚡ Power consumption: <1 W
• 🔁 RS485/MODBUS interface: Yes
• 🔗 Dry contact relay: Yes, for boiler control

Additional Specifications

• 📐 Dimensions: 86.8 x 86.8 x (14+25.5) mm
• 🎨 Color: Black
• 🧱 Material: Plastic
• 🌡️ Operating temperature: -10~55℃
• 💧 Operating humidity: 30% to 70% relative humidity
• 💾 Memory: 8 MB
• 📶 Wi-Fi range: Up to 50 m outdoors and 30 m indoors (depending on building materials)
• 🔵 Bluetooth range: Up to 10 m indoors and 30 m outdoors