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Temperature & Humidity Sensor EM300-TH

SKU: EM300-TH
Dhs. 357.83 AED
Shipping calculated at checkout.
EM300-TH Temperature & Humidity Sensor – Rugged lorawan® Environmental Monitoring The Milesight EM300-TH is a compact, high-precision temperature and humidity sensor designed for reliable environmental monitoring in harsh indoor and...

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Temperature & Humidity Sensor EM300-TH
Dhs. 357.83 AED

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EM300-TH Temperature & Humidity Sensor – Rugged lorawan® Environmental Monitoring

The Milesight EM300-TH is a compact, high-precision temperature and humidity sensor designed for reliable environmental monitoring in harsh indoor and outdoor conditions. Utilizing lorawan® technology and embedded with a Swiss-made Sensirion sensor chip, the EM300-TH ensures accurate, long-range, and low-power data transmission. With an IP67 waterproof enclosure, a replaceable battery lasting over a decade, and support for the ultra-responsive Milesight D2D protocol, this device is perfect for greenhouses, offices, factories, server rooms, cold chain storage, and more.

Key Features

  • Embedded Sensirion sensor for accurate and stable measurement
  • lorawan® wireless communication up to 10 km (line of sight)
  • IP67-rated UV-resistant housing for extreme environments
  • Replaceable 4000 mAh battery provides over 10 years of operation
  • Data storage (2,800 entries) and automatic retransmission capability
  • Built-in threshold alarm and ultra-low latency via Milesight D2D
  • NFC-enabled for quick setup and configuration via mobile app
  • Compatible with all standard lorawan® gateways and Milesight IoT Cloud

Technical Specifications

Category Specification
Temperature Range -30°C to +70°C
Temperature Accuracy ±0.3°C (0°C to +70°C), ±0.6°C (-30°C to 0°C)
Temperature Resolution 0.1°C
Humidity Range 0% to 100% RH
Humidity Accuracy ±3% (10%–90%), ±5% (<10% or >90%)
Humidity Resolution 0.5% RH
Wireless Protocol lorawan®, Milesight D2D
Frequency Bands CN470 / IN865 / RU864 / EU868 / US915 / AU915 / KR920 / AS923 (1–4)
Tx Power 16 dBm (868 MHz), 20 dBm (915 MHz), 19 dBm (470 MHz)
Sensitivity -137 dBm @300bps
Data Storage Up to 2,800 records
Power Supply 1 × 4000 mAh ER18505 Li-SOCl? Battery (8000 mAh Optional)
Battery Life* >10 years (SF7, EU868 & US915)
~5.8 years (SF10, EU868)
~4.2 years (SF10, US915)
*Based on 10-minute interval at 25°C
Ingress Protection IP67
Material ABS + PC (Flame Retardant), White
LED Indicator 1 × Internal LED
Button 1 × Power/Reset Button (Internal)
Mounting Wall Mounting (Screws, 3M Tape, Cable Tie)
Operating Temp -30°C to +70°C
Humidity 0% to 100% RH (non-condensing)
Dimensions 88.5 × 85.3 × 27 mm
Weight 95.6 g (with battery)
Certifications CE, FCC, ISED, RCM, Telec, ICASA, EN12830, RoHS

Ideal Applications

  • Cold Chain Monitoring
  • Greenhouse Environmental Control
  • Server Room & Data Center Monitoring
  • Hospital & Laboratory HVAC Monitoring
  • Smart Building Comfort & Energy Optimization

Precision Measurement. Long-Term Reliability.

The EM300-TH is built for durability, accuracy, and intelligent IoT integration—empowering proactive environmental monitoring across industries. Now available through TerraQ Technologies across the MEA region.
Color pattern White
Device technology Electronic, Radio
Display technology LED
Suitable space Indoors, Outdoors
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