The Tektelic Tundra is a rugged IP67 LoRaWAN sensor for cold-chain environments, measuring ambient temperature and humidity from -40 to +70C. It accepts external probes and stores around 3,000 entries to prevent data loss during network downtime.
Manufacturer: Tektelic

Discover what makes the Tektelic Tundra Cold Chain Monitoring Sensor stand out
Ambient temperature and RH rated -40 C to +70 C for refrigerated transport and storage.
Optional external digital magnetic reed switch or analog thermistor probe.
Stores up to 3,000 entries (~125 days) to prevent data loss during connectivity gaps.
Adjusts update rate when moving vs stationary; orientation polling for tilt use.
Capabilities of this sensor
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