Product description: Shelly H&T Gen3 - WiFi temperature and humidity sensor - white
Shelly H&T Gen3 is an advanced temperature and humidity sensor . It supports WiFi and Bluetooth 4.2 communication, offering convenience of operation without the need for an additional gateway. Thanks to the new Shelly chip with 8 MB Flash memory, the Gen3 version works faster and more efficiently. The e-ink display ensures low power consumption , which translates into a long battery life (up to 1 year). The possibility of powering from USB Type-C allows for constant connection. Shelly H&T Gen3 connects to the Shelly Smart Control app and supports integration with Google, Alexa and SmartThings. The sensor can work with other Shelly devices, allowing you to create different automatic scenarios , such as turning on the heating or ventilation.
Shelly H&T Gen3 - WiFi temperature and humidity sensor - white.
Allows you to measure temperature and humidity.Main features of the sensor
- WiFi and Bluetooth 4.2: The sensor connects directly to your home WiFi network and supports Bluetooth 4.2, eliminating the need for an additional hub to operate
- E-ink display: The e-ink screen provides excellent readability with minimal power consumption, which translates into long battery life
- Power: Can be powered by either AA batteries, providing up to a year of operation, or via a USB Type-C port, allowing the sensor to be continuously powered
- Shelly Chip with 8MB Flash: Boosts performance for fast, smooth operation and more memory for future features
- Real-time clock: synchronized via NTP
- Integration with Smart Home platforms: compatible with Google Home, Amazon Alexa and Samsung SmartThings
- Installation: can be mounted on a wall or placed on a flat surface
- Supports MQTT: enables easy integration with home automation systems
Gen3 - modernity and efficiency
Shelly H&T Gen3 offers exceptional performance thanks to the new Shelly chip and a whopping 8MB of Flash memory. This performance improvement ensures smooth operation of the device , faster responses to changes in temperature and humidity, and full compatibility with upcoming features.
It can be powered by 4 AA batteries or via the USB C port.
Equipped with a system with 8 MB Flash memory.Sensor Applications
Shelly H&T Gen3 is the perfect solution for monitoring atmospheric conditions in homes, offices, bathrooms and other rooms . Thanks to automation, the sensor can be integrated with heating, ventilation or humidifier controls, ensuring optimal comfort in your environment. It will work well to prevent mold growth or maintain ideal conditions in a child's bedroom. It is a perfect device for integration with the Smart Home ecosystem.
Sensor Technical Specifications
- Model: S3SN-0U12A
- Processor: ESP-Shelly-C38F
- Flash Memory: 8MB
- WiFi connectivity:
- Protocol: 802.11 b/g/n
- RF Band: 2401 MHz to 2495 MHz
- Maximum RF Power: Up to 20 dBm
- Range: up to 30 m indoors and 50 m outdoors (depending on local conditions)
- Bluetooth connectivity:
- Protocol: 4.2
- RF Band: 2400 MHz to 2483.5 MHz
- Maximum RF Power: Up to 4 dBm
- Range: up to 10 m indoors and 30 m outdoors (depending on local conditions)
- Power supply: 4x AA (not included) or USB C
- Operating ambient temperature: 0°C to 40°C
- Working environment humidity: 30% to 70%
- Mounting method: on a flat surface using a stand or on a wall
- Material: plastic
- Color: white
- Dimensions: 70 x 70 x 26 mm (without stand), 70 x 70 x 45 mm (with stand)
- Weight: 47 g
Kit Contents
- Shelly H&T Gen3 - WiFi Temperature and Humidity Sensor - White - 1 piece
- Stand - 1 piece
- Self-adhesive tape - 1 piece
Items included in the set.
| Comparison of Shelly Gen1, Gen2, Gen3 and Gen4 Devices | ||||
|---|---|---|---|---|
| Feature | Shelly Gen 1 | Shelly Gen 2 (Plus/Pro, Mini) | Shelly Gen 3 | Shelly Gen 4 |
| WiFi | 2.4 GHz WiFi | 2.4 GHz WiFi | 2.4 GHz WiFi | 2.4 GHz WiFi (WiFi 6) |
| Processing Power | Basic | More powerful processors than Gen 1 | Shelly chip for optimal performance | Most advanced processing power |
| Memory | Basic memory | Up to 4 MB Flash (8 MB in PRO) | 8 MB Flash, 256 kB RAM | More than Gen 3 (512 kB RAM) |
| Bluetooth | No | Yes - for easy setup | Yes - for easy setup | Yes - for easy setup |
| Scripting and Automation | No | Enhanced automation capabilities | Advanced scripting and automation | Advanced scripting and automation |
| Energy Monitoring | Basic (selected models) | Extended monitoring (some models) | Advanced monitoring and safety | Advanced monitoring and safety |
| Device Control | MQTT, CoAP, HTTP Webhooks | MQTTS, HTTP/HTTPS Webhooks, MQTT + Cloud | MQTTS, HTTP/HTTPS Webhooks, MQTT + Cloud | MQTTS, HTTP/HTTPS Webhooks, MQTT + Cloud |
| Virtual Components | No | Available (PRO only) | Supported | Supported |
| KNX Support | No | Yes (selected PRO only) | Yes (selected devices) | Yes (selected devices) |
| Bluetooth Gateway | No | Yes (except BLU TRV, Gen 3 gateway required) | Yes (except BLU TRV, Gen 3 gateway required) | Yes (except BLU TRV, Gen 3 gateway required) |
| KVS (Key-Value Store) | No | Yes | Yes | Yes |
| Timer Loop | No | Auto ON/OFF simultaneously | Auto ON/OFF simultaneously | Auto ON/OFF simultaneously |
| Range Extender | No | Yes | Yes | Yes (WiFi and ZigBee) |
| Simultaneous AP and WiFi | No | Yes | Yes | Yes |
| Ethernet | No | Yes (PRO only) | Yes (PRO only) | Yes (PRO only) |
| Intended Use | Basic home automation | More features, scripting, better hardware | Advanced automation, future-proof | Full automation, maximum flexibility |
| Protocol Support | None | BTHome, MQTT+Cloud, KNX (PRO) | BTHome, KNXnet/IP, Matter, MQTT+Cloud, Virtual Components | BTHome, Matter, ZigBee, TCP/IP Modbus, KNXnet/IP, MQTT+Cloud |
Useful links |
