Product description: Shelly H&T Gen3 - WiFi temperature and humidity sensor - beige
Shelly H&T Gen3 is a modern temperature and humidity sensor that supports WiFi and Bluetooth 4.2 connectivity, eliminating 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 is characterized by low energy consumption , which ensures a long battery life, up to a year. The possibility of powering from USB Type-C allows for a constant connection to the network. The sensor works with the Shelly Smart Control application and integrates with Google, Alexa and SmartThings systems. Thanks to integration with other Shelly devices, the sensor allows you to create various automations, such as turning on the heating or ventilation.
Shelly H&T Gen3 - WiFi temperature and humidity sensor - beige.
Allows you to measure temperature and humidity.Main features of the sensor
- WiFi and Bluetooth 4.2 connectivity: the sensor connects directly to your WiFi network and supports Bluetooth 4.2, eliminating the need for an additional hub
- E-ink display: The e-ink screen provides excellent readability with minimal power consumption, enabling long-lasting battery life
- Power supply: can be powered by both AA batteries (up to 1 year of operation) and via USB Type-C port, providing constant power
- Shelly Chip with 8 MB Flash Memory: Thanks to the modern chip, the sensor works faster and more efficiently, with more memory, which allows for the addition of new functions in the future
- Real-time clock: NTP-synchronized clock, ensures precise time measurement
- Integration with Smart Home platforms: compatible with popular systems such as Google Home, Amazon Alexa and Samsung SmartThings
- Mounting: The sensor can be wall-mounted or placed on a flat surface, offering flexibility in installation
- Supports MQTT: enables easy integration with home automation systems, supporting real-time data exchange
Gen 3: Modern and efficient
Shelly H&T Gen3 delivers exceptional performance with the new Shelly chip and 8MB of Flash memory. This performance improvement allows for faster responses to temperature and humidity changes , and ensures smooth device operation.
Equipped with an upgraded system with 8 MB Flash memory.
It can be powered by 4 AA batteries or via the USB C port.
Sensor Applications
Shelly H&T Gen3 is a great tool for monitoring atmospheric conditions in various rooms , such as homes, offices, bathrooms or children's bedrooms. Thanks to the integration with the home automation system, the sensor can be used to control heating, ventilation or humidifiers , ensuring optimal comfort in the space. It is also an effective solution in preventing the growth of mold and maintaining ideal indoor air conditions. As part of the Smart Home ecosystem, the sensor works perfectly with other devices in the home, offering advanced automation.
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: beige
- 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 - Beige - 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 |
