SONOFF TH Elite (THR320D) 20A Smart Temperature & Humidity Switch with LCD Display
Original price was: ৳ 3,200.00.৳ 2,850.00Current price is: ৳ 2,850.00.
The SONOFF TH Elite (THR320D) is a 20A smart monitoring switch featuring an integrated LCD screen for instant environment readings. Designed for HVAC systems and industrial use, it includes a dry contact output and 6 months of exportable data.
⚠️ IMPORTANT NOTE: The THR320D unit does not include sensors. To enable temperature and humidity monitoring, compatible sensors (THS01, WTS01, or MS01) must be purchased separately.
Description
SONOFF TH Elite (THR320D): The Professional Choice for Climate Automation
The SONOFF TH Elite is a high-performance climate management system powered by the ESP32 chip. Whether you are managing a greenhouse, server room, or industrial HVAC, the THR320D provides the power and precision required for critical automation.

High-Capacity 20A Load & Dry Contact Versatility
The “Elite” model is built for heavy-duty performance:
20A Max Load: Engineered specifically for high-current devices like boilers and large cooling units.
Dry Contact Output: Features a 5-30V (1A Max) dry contact, ideal for controlling non-voltage input equipment and industrial relays.

Real-Time Monitoring with Built-in LCD
The clear LCD screen updates every 5 seconds, providing immediate visibility of environmental levels without needing the app. This is essential for “at-a-glance” awareness in professional or technical environments.
🛑 Required Accessories: Sensors Sold Separately
To utilize the smart temperature and humidity features, you must connect a compatible sensor to the device’s RJ9 jack. Please note that the main THR320D unit is sold individually and does not include a sensor in the box.
Compatible Sensors at SmartX BD:
THS01: Si7021 Temperature & Humidity Sensor.
WTS01: DS18B20 Waterproof Temperature Sensor.
MS01: Soil Moisture Sensor.

Advanced Data Logging & Smart Scheduling
6-Month History: Stores data with hourly accuracy for up to half a year.
Exportable Reports: Download your environmental data in .xlsx format for deep analysis of your facility’s comfort levels.
8 Auto-Programs: Set up to 8 customized automation schedules based on specific triggers to maximize energy efficiency.
Technical Specifications
| Feature | Specification |
| Model | THR320D |
| Input/Output | 100-240V~ 50/60Hz (20A Max) |
| Dry Contact | 5-30V, 1A Max |
| MCU | ESP32 |
| Wi-Fi | IEEE 802.11 b/g/n 2.4GHz |
| LCD Screen | Real-time Update (Every 5s) |
| Sensor Port | RJ9 Jack |
| Casing Material | PC V0 (Fire-Retardant) |











