Temperature and humidity sensor
Wireless sensors protect your inventory 24/7 from equipment failures, power outages, and human error. Receive alerts via email, SMS or phone call when an issue arises, and unlock predictive equipment maintenance to eliminate costly last minute repairs.
$10 per sensor, per month
Temperature and humidity sensor
1,200+ foot
range with LoRa,
through thick walls
10 years
battery life
Military grade
data security
10 mins or less
set up time
4G connectivity
no wifi or ethernet required
Advanced Features
Effortlessly integrate with all of your business tools via Therma’s open API
Automatically adjust your alert temperature thresholds to keep your alerts meaningful with Therma’s proprietary Smart Alert system
Catch costly equipment problems before they happen with Therma’s Intelligent Machine Learning system, which automatically adapts to each unique piece of equipment
Our Dashboard
Wireless Sensor
- Zip ties
- 2 x AA Batteries
4G Cellular Hub
- Activated AT&T SIM card
- Power supply
Quick Start Guide
+/- 1°C (1.8°F) accuracy
+/- 3% accuracy (between 10% – 90% RH)
Available with an external temperature probe
Thermistor Specifications
Accuracy at 25°C +/- 1% (1° C or 1.8° F) User Calibrated Accuracy +/- 0.25° C (± 0.45° F) Time Constant at 25°C 15 sec max Weight 3.7 oz. (without probe) Probe Operating Temperature Range -40°C to +125°C (-40°F to +257°F)
Humidity Specifications
Accuracy ± 3% under normal conditions (10% – 90% RH) RH Operating Range 0-100% RH RH Response Time 8 sec (tau 63%)
AA Specifications
Battery Type 2 Replaceable AA 1.5 V Batteries Dimensions 4.375 in x 2.470 in x 1.12 in Supply Voltage 2.0 – 3.8 V (2 x AA 1.5V Batteries) Battery Life Included AA batteries will typically last 8-10 years Max Operating Temperature Using AA Alkaline -18°C to 55°C (0°F to 130°F) Max Operating Temperature Using AA Lithium -40°C to 60°C (-40°F to 140°F) Optimal Battery Operating Temperature +10°C to +50°C (+50°F to +122°F) Enclosure Material ABS
900 MHz Specifications
Frequency 900 MHz Certifications Complies with Part 15 of the FCC Rules (FCC ID: ZTL-G2SC1) Complies with Industry Canada standards (IC: 9794A-G2SC1) Device Range Up to 1,200 feet non-line-of-sight Security Encrypt-RF® (Diffie-Hellman Key Exchange + AES-128 CBC)
Cellular 4G Hub Specifications
Cellular Technology LTE CAT-M1 SIM Card AT&T SIM Card Compatibility Micro-SIM (3FF) 15 mm x 12 mm x 0.76 mm Battery Type Rechargeable Lithium Polymer Battery Cycle Life 500 times Device Memory 50,000 sensor messages. Sensor messages will be stored in the event of Internet outage and transferred when a connection is restored.
Humidity Specifications
Accuracy ± 3% under normal conditions (10% – 90% RH) RH Operating Range 0-100% RH RH Response Time 8 sec (tau 63%)
Commercial Hub Specifications
Dimensions 5.004 x 3.8 x 1.51 in. Enclosure Material ABS LED Lights Internet Connectivity Status, Server Status, Sensor Network Status Storage Temperature -20 to +60°C (-4 to 140°F) Operating Temperature +5 to +45°C (41 to 113°F)
900 MHz Specifications
Operating Frequency 900 MHz Certifications Complies with Part 15 of the FCC Rules (FCC ID: ZTL-G2SC1) Complies with Industry Canada standards (IC: 9794A-G2SC1) Device Range Up to 1,200 ft. non-line-of-sight Security Encrypt-RF® (Diffie-Hellman Key Exchange + AES-128 CBC)
Refrigerator, cooler, freezer, and low boy temperature monitoring in restaurants, commercial kitchens,
commissary kitchens, food service, hospitality, supermarkets, grocery stores, and convenience stores to detect failure and prevent food spoilage
Warehouse temperature monitoring to save on energy consumption and energy costs, hot spot mapping, and customer accountability
Vacant commercial property or vacation property temperature monitoring to avoid frozen pipes or excessive heat
Server room temperature monitoring
Greenhouse temperature monitoring and humidity monitoring
Agricultural environmental monitoring
Food manufacturing temperature monitoring and humidity monitoring