• Sentinel
  • Sentinel
  • Sentinel
  • Sentinel
  • Sentinel
  • Sentinel
  • Sentinel


Secure, user–friendly online control panel provides a software–free, anytime, anywhere environment for managing your systems.

Store your sensor readings in “the cloud” to automatically protect against data loss and provide limitless information storage.

Receive alarm notifications through an Internet or cellular connection.

Notifies an unlimited number of people by e-mail, text message or voice phone calls in the event of an alarm.

Product Description

Intutive Web-Based Monitoring… Through the Cloud – Available Now!

The Sentinel™ system from Sensaphone® remotely monitors environmentally sensitive assets.

  • The Sentinel system monitors up to 12 different environmental and equipment status conditions including temperature, humidity, power failure and water detection. When the system identifies issues, it instantly sends alerts via phone, text or email over a standard Internet information and make system changes from any web-­‐ enabled device.
  • The system stores all readings in the cloud, which protects against data loss, provides unlimited information storage and allows multiple devices to be managed from one account.
  • No software is required, so installation, integration and management are easy.
  • The standard Sentinel system is Ethernet based, but the product is also available with a cellular option for locations where Internet connectivity is not available.


Allows you to monitor remote facilities and environments and check critical conditions of your climate-sensitive commodities with the same degree of certainty you’ve come to expect from Sensaphone. It takes the burden out of managing your system by giving you access to your readings from anywhere using a simple, powerful web-based interface. If there’s a disruption, you’ll be the first to know. Alerts can be sent straight to your mobile device—keeping you updated and giving you peace-of-mind wherever you are so you can remain focused on business as usual.

  • Up to twelve external sensors monitor temperature, humidity, water and more
  • Available with an optional cellular modem for operation in locations where telephone or internet service is unobtainable.
  • Temperature sensing range of -109° to 168°F | -85° to 76°C
  • Manage multiple units, make programming changes and access status conditions using a simple, powerful web-based interface.

Tech Specs

Communication Method Ethernet
Number of Inputs 12
Input Types Contact, 2.8K, 10K, 4-20mA
Temperature Sensing Range -109° to 168°F | -85° to 76°C
Output Relay One low voltage NO/NC relay output
Manual or automatic alarm switching
Remote Access Website to access status and programming
Local Access LEDs for Alarm Status, Power Status, and Ethernet link
Alarm Notification An unlimited number of email, text or phone calls
Power Supply Plug in power supply also monitors for power failures
Data Logging Unlimited samples securely stored on the Sentinel servers
Programmable sampling Interval – 1 min to 24 hrs
Battery Backup Time 8 hours
Physical 5.5 x 5.5 x 1.5” | 140 x 140 x 38mm
1 lb. | .45kg


Brochures/User Manual


Frequently asked Questions about the Sentinel Monitoring System

    What equipment is needed to operate the Sentinel remote monitoring system?

  • It is quick and easy to set-up the Sentinel unit. The physical installation has only three steps:
  • Mount the Sentinel to a wall or secure location
  • Plug into the electrical outlet and internet connection.
  • Wire the sensors to the Sentinels terminal strip using wire.
  • Depending on experience the unit can be installed without an electrician.

    How do I set-up the Sentinel device?

  • Once the system is installed you then create an account on and can begin using the device.

  • Is there a monthly fee?

  • The Sentinel system can be used with a free subscription. For a small monthly fee you may use the premium subscription which allows features such as text messaging and phone call alerts as well as unlimited data logging access.

  • Does the Sentinel system have battery-back-up

  • Yes, the Sentinel has an on board battery back-up that will last for 8 hours to continue powering your unit in the case of power failure.

  • Can I use Wireless Sensors?

  • The sensors are required to be hardwired on the Sentinel system. If you require wireless sensors we can suggest an alternative product.

  • What protection is used for power failure at the cloud hosting site?

  • The infrastructure for the cloud platform used by the Sentinel is monitored 24/7. It also has multiple back-ups to ensure the system is never down.


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