-80°C ULT Sensor (Koolzone)

This -80 °C ULT Sensor uses the multi sensor body with an external temperature probe for easy insertion. With an extensive temperature range of -100˚C to +150˚C this versatile unit is not only suitable for -80 freezers but can be used for a variety of uses across the temperature spectrum including dishwashers making this an excellent monitoring tool for all sectors including Health care, life sciences, vaccine transport, food and more.

  • Temperature -100˚C to +150˚C (Other Ranges Available)
  • Waterproof – IP65
  • External Probe Accurate to ± 1°C (BS EN 60751)
  • Automatic Data Logging & History Retrieval
  • 5-10 Years battery life
  • No antenna required (LoRaWan)
Technical Specification
Chipset LoRa Semtech SX1276
NFC Internal TAG memory
CPU 32 Bit ARM
Temperature chip Sensirion STS21
Sensors (Internal) Temperature Accuracy  0˚ to +60˚ (+/-0.2˚C)
Temperature Range  -40˚ to +60˚C
Sensors (External) Temperature Accuracy +/- 1˚C
Temperature Ranges -100˚ to +150˚C (Other Ranges Available)
Antenna Integrated LoRa – 863 – 870 MHz (EU) 1.0.3
NFC – 13.56 MHz (NFC Phone)
Power Battery 1 x AA size 3.6V
Battery life Up to 7 years depending on configuration
LED Green Sending sample
Red Startup/Join
Physical (Internal Sensor) Dimensions (HxWxD) 72 x 72 x 29mm
Environmental Operating Temperature -40˚ to +60˚C
Storage temperature -40˚ to +60˚C
External Sensors PT1000 Temperature. Others Available.
Regulatory Approval CE

KoolZone is available on iPad, tablet, laptop, and iOS or Android phone. The sensor can be used in correlation with LoRa IoT including KoolZone’s sophisticated Monitoring Solution providing Real-time Monitoring, Alerting & Reporting of unlimited data types within all industry sectors.


Long Range Wireless Connection (LoRaWAN)


UKAS Calibration

Options available, manufacturer’s calibration certification, a UKAS calibration service and certificate, or reference calibration at specific temperature points. If require please request at point of order.


1.  Select # of Sensors

2.  Select # of Gateways, maximum needed is 1 per avg room; 1 per 2+ rooms if together

.  Select # of SIM Cards if Cellular Connection preferred for Gateway, 1 per Gateway

3.  Select Cloud Monitoring Service ~ one per Sensor, unlimited users

4.  Select Installation and/or Calibration services as required

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No 2 Gateway + SIM/Data Plan Option
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No 3 Cloud Monitoring Service - Volume pricing on request, for 25+ units
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No 4 Installation & Calibration
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