SONOFF THR320D Smart Wi-Fi Temperature & Humidity Monitoring Switch 20A Power Control
The SONOFF THR320D Smart Wi-Fi Switch is a high-power 20A controller with real-time temperature and humidity monitoring. Compatible with TH sensors, it enables smart automation based on environmental conditions. Featuring an LCD display, overload protection, remote app control, and voice assistant support, it is ideal for smart homes, greenhouses, and industrial applications requiring reliable climate-based control.
مفتاح SONOFF THR320D الذكي هو مفتاح Wi-Fi عالي القدرة بتيار 20 أمبير مزود بمراقبة دقيقة لدرجة الحرارة والرطوبة عبر حساسات متوافقة. يتيح الأتمتة الذكية والتحكم عن بُعد من خلال تطبيق eWeLink، مع شاشة LCD مدمجة وحماية عالية. مثالي للمنازل الذكية، البيوت الزراعية، والتطبيقات الصناعية.
The SONOFF THR320D (TH Elite 20A) is a powerful smart Wi-Fi switch designed for precise environmental monitoring and high-load power control. With a 20A / 4400W capacity, it is suitable for demanding applications such as HVAC systems, electric heaters, water pumps, humidifiers, and greenhouse equipment.
The device supports TH-compatible sensors (THS01, WTS01, and MS01), enabling accurate real-time measurement of temperature and humidity. All readings, along with switch status, are clearly displayed on the built-in LCD screen, allowing instant local monitoring without the need for a smartphone.
Using the eWeLink app, users can remotely control devices, view real-time and historical data, set schedules, and create automation rules based on temperature or humidity thresholds. This allows connected appliances to automatically respond to environmental changes, improving comfort, efficiency, and energy savings.
The THR320D supports Amazon Alexa and Google Assistant for hands-free voice control and offers LAN control, ensuring reliable local operation even when internet access is unavailable.
Designed with safety in mind, the switch features overload, over-voltage, and over-current protection, along with a flame-retardant PC V0 housing. With flexible DIN-rail or surface mounting options, the SONOFF THR320D is a professional-grade solution for smart homes, agriculture, and industrial automation systems.
Technical Specifications
| Specification | Details |
|---|---|
| Model | SONOFF THR320D (TH Elite 20A) |
| Rated Voltage | 100–240V AC, 50/60Hz |
| Maximum Load | 20A / 4400W |
| Connectivity | Wi-Fi IEEE 802.11 b/g/n (2.4GHz) |
| Display | LCD Screen |
| Sensor Compatibility | THS01, WTS01, MS01 (optional) |
| Power Monitoring | Voltage, Current, Power (Real-time) |
| Protection Features | Overload / Over-voltage / Over-current |
| App Support | eWeLink (iOS & Android) |
| Voice Assistants | Amazon Alexa / Google Assistant |
| Material | Flame-retardant PC V0 |
| Mounting Type | DIN-rail or surface mount |
| Dimensions (Approx.) | 98 × 54 × 31 mm |
Applications
Climate control in greenhouses and smart farming
Automation of HVAC systems
Temperature-based control of electric heaters
Humidity control for humidifiers and dehumidifiers
Environmental monitoring in server rooms
Automation of water pumps and ventilation systems
Industrial process control
Smart storage rooms and warehouses
Why Choose SONOFF THR320D?
Smart control + precise environmental monitoring
Handles high-power loads up to 20A
Built-in LCD for quick readings
Automation based on temperature & humidity
Perfect for homes, greenhouses, and industrial use