Who is Sentree for?

Sentree and the AlertAQ™ platform are for businesses and organizations that want 24/7 insight into the performance of their customers’ A/C systems.

How to install Sentree

Sentree can be installed on an A/C unit in less than 10 minutes by a certified HVAC technician. No WiFi is required.

How does Sentree work?

Sentree gathers the following A/C performance data minute-by-minute and uploads it to AlertAQ™ for analysis: vapor and liquid line pressure and temperature, calculated superheat and subcooling, average run time, amperage draw, ambient temperature and other information. Whenever there is a problem, assigned users receive an instant alert on their phone via text, email and in-app notification.
Dimensions (WxLxH)
6.5 × 4.25 × 1.6" (164 × 107 × 40 mm)
8 oz (220 g)
240V AC
1 year
Data displayed in AlertAQ™
Liquid line pressure & temperature
Vapor line pressure & temperature
Condenser current draw
Average A/C run time
Ambient temperature
Calculated superheat & subcooling
Designed, built, distributed and supported by Alert Labs.
No WiFi required
Quick and easy install for HVAC pros that doesn't require hours of technical support for your customers.
Real-time AC monitoring
Sentree and the AlertAQ™ water intelligence platform generate unprecedented visibility into HVAC insights.
Sentree installed on stucco wall next to air conditioning unit
Sentree installed on stucco wall with tropical plants in background
Sentree installed on wall with siding next to air conditioning unit
Sentree installed on brick wall next to air conditioning unit


Designed and built in North America, our cellular-connected sensors require no WiFi, are easy to install and get to work right out of the box.

Have questions about how your HVAC business can benefit from smart A/C monitoring solutions?

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