-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 1 Sensors
Product Code Description List Price Offer Price
KLS-QWEU-INT-1000 KoolZone Wireless -80ºC ULT Sensor - LoRa Temperature Sensor for -80ºC ULT Freezers with PT1000 Probe Wireless; battery-powered; long range
No 2 Gateway + SIM/Data Plan Option
Product Code Description List Price Offer Price
KLG-ROB-EU-Cell KoolZone LoRa Gateway - with Cellular or LAN or dual connectivity - No requirement for Customer Network (if Cellular connection preferred); No use of Wi-Fi Only requires 13Amp plug for power; UPS available on request
KLG-SIM-EU-Year SIM Card & Data Plan (Annual Fee) - Cellular Data Plan for wireless connection to cloud-based KoolZone System
No 3 Cloud Monitoring Service - Volume pricing on request, for 25+ units
Product Code Description List Price Offer Price
KLZ-SaaS-Sensor KoolZone Monitoring System ~ includes Email & SMS Alerts Annual Fee for standard Sensors with single data stream Cloud-based; No software to maintain; Unlimited Users; Includes Support - Required for each Fridge/Freezer Sensor, -80ºC ULT Sensor, CO2 only
No 4 Installation & Calibration
Product Code Description List Price Offer Price
KLC-SVCS-Hour Installation or Training Services (optional) - Guide cost on hourly rate for supplier support; to be confirmed for new installations N.B. Customers can self-install POA POA ENQUIRE
KLC-SVCS-Set-up New System Set-up (required for first system order) - Fixed cost for new system set-up including Locations, Assets/Sensors, Users Floor Plans or Room images will also be uploaded if provided POA POA ENQUIRE
KLC-UKAS-1Trace Calibration - 1pt UKAS Traceable (optional) - 1 pt. UKAS Traceable Calibration with Calibration Certificate Available for Temperature Sensors ~ Fridge, Freezer, -80ºC ULT POA POA ENQUIRE
KLC-UKAS-3Trace Calibration - 3pt UKAS Traceable (optional) - 3 pt. UKAS Traceable Calibration with Calibration Certificate Available for Temperature Sensors ~ Fridge, Freezer, -80ºC ULT POA POA ENQUIRE
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