EM300-TH Temperature and Humidity Sensor

The Milesight EM300-TH is a LoRaWAN-based wireless sensor designed for temperature and humidity monitoring in industrial and commercial environments. Suitable for office areas, greenhouses, and similar settings, this device delivers reliable data transmission and is procured through IoTMarketi's multi-brand catalog via project-based quote requests.

Key features

• IP67 Rating and UV Resistance: Full protection against dust and water ingress; durable in outdoor environments
• Extended Battery Life: 1 × ER18505 4000 mAh Li-SOCL₂ battery ensures 5+ years of service; dual battery holder option extends operation to 10 years
• Data Retransmission Support: Guarantees all data reaches the server even during network interruptions
• High Storage Capacity: 2,800 data records; non-deletable, ensuring full traceability
• EN12830 Certification: Compliant with industrial standards
• LoRaWAN Based: Up to 2 km transmission range in urban areas, 15 km in rural areas; compatible with standard LoRaWAN gateways and network servers

Benefits

• Real-time environmental monitoring with accurate temperature and humidity detection
• Retransmission and data storage features minimize data loss risk
• Low power consumption and extended battery life reduce maintenance frequency
• NFC configuration support for wireless device control and setup
• Milesight IoT Cloud and Development Platform integration; RESTful APIs, webhooks, and centralized management

Use cases

• Greenhouses and agricultural facilities (temperature and humidity control)
• Industrial plants (warehouses, production areas)
• Commercial buildings (offices, retail)
• Data centers and server rooms
• Healthcare and laboratory environments

Technical notes

• Wireless Technology: LoRaWAN®, Milesight D2D
• Antenna: Internal antenna
• Frequency Options: CN470, IN865, RU864, EU868, US915, AU915, KR920, AS923-1/2/3/4
• Transmit Power: 16 dBm (868 MHz) / 20 dBm (915 MHz) / 19 dBm
• Data Storage: 2,800 historical data sets
• Battery Type: ER18505 4000 mAh Li-SOCL₂ (single unit standard; dual holder option available)
• Protection Class: IP67
• Additional Features: UV resistance, NFC configuration

Milesight IoT Cloud provides data visualization dashboards, automatic triggers, regular reports, real-time alerts, and Android/iOS app management for remote device control.