Cellular Monitoring Temp, Humidity & Power Loss

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1 – 9$245.00
10 – 24$232.75
25 – 49$220.50
50 – 74$208.25
75 – 99$202.13
100 +$196.00
Provided: Each
20°F ~ 120°F (-7°C ~ 49°C) AT&T/GSM
Humidity: 10% ~ 95%
  • AT&T Wireless Network
  • $8.25 per month with annual contract / $99 annually
  • $14.95 per month: Month to Month
  • Choose multiple people to receive alerts by text, call or email.
  • Water on Floor Sensor is Optional
Includes Battery Back-Up / Optional Water Sensor


Current Stock: 3

Notable Features

The MarCell Cellular Connected Monitoring System is a cellular connected product that communicates via the AT&T Wireless Network. It's operating range is

Temperature: 20°F ~ 120°F  (-7°C ~ 49°C)

Humidity: 10% to 95%

The cellular plan is purchased separately and pre-paid.  Because it is connected to the  AT&T Wireless Network, the MarCell doesn't require a phone line or Internet connection. It's also extremely secure as it is independent of any other connections in your home. The MarCell even has a rechargeable lithium back-up battery that keeps it operating during a power failure.

The MarCell will constantly monitor and record the temperature and humidity of the environment it is monitoring. Every 6-8 hours it will transmit the collected data to the cloud for you to view. If you'd like Instant Updates, you can purchase this feature additionally ($2 for 8 Instant Updates, use at any time, does not expire).

Type of Sensor: Internal
Temperature Sensing Range: 10°F ~ 120°F / -12°C ~ 49°C
Temperature Accuracy: +/- 2°F (+/- 1°C) typical
Temperature Scale: °F or °C
Humidity Range: 10% - 95%
Humidity Accuracy: 4-5%
Humidity Resolution: 1%
Dimensions: 5.8" x 4.5" x 1.5"
Weight: 1.25
Calibration Available: Please Call to Discuss
Power: 110VAC to 5VDC 2A plug in power adaptor
Battery Life: After Loss of power: 24-48 Hours Typical when fully Charged
Battery Backup: Yes
IP Rating: N/A
Sampling Rate: 10 Seconds
Special Notes: ATT / GSM Service
Number of Sensors: 1
Data Points: Unlimited
Exportable Data: Yes
Display: None
Software Type: Any Web Browser
Network Connectivity: Cellular
Transmission Rate: 6-8 Hours
  • Cellular Phone Alarm Dialer
  • Built-in Battery Back-Up
  • Built-In Temp / Humidity Sensor
  • Power Supply 
  • Instructions
  • Expert Technical Support

Note: Water Sensor MARSEN001 Sold Separately 

In the US, Sprint, Verizon and US Cellular use CDMA

AT&T and T-Mobile use GSM. Most of the rest of the world uses GSM.

The MarCell communicates to a internet cloud application via an internal cellular modem already connected to the AT&T Wireless Network - the largest wireless cell phone carrier in the United States. The MarCell sends the current temperature, humidity level and power status to your cloud account where you can monitor the environment in your remote property any time you wish over your computer, laptop, tablet or smartphone.

If the MarCell Cellular Connected Monitoring System detects temperatures that are too high or too low, if humidity is out of range or if the power goes out, the MarCell sends an alert message to the cloud which immediately sends you a text message, email and a voice phone call warning of problems at your remote property. It even sends you alert messages when the power is restored. You can have up to 9 alert notifications in any combination of texts, emails or phone calls. Each alert notification consists of the following:

- What alert condition: Temperature, Humidity or power failure alarm.

- What type of alert notification: Text message, email or voice call

- Who should receive the notification: If a text or phone call, enter phone number. If an email, enter the email address.

- The message to be relayed to the person. you can edit the text, email or message that will be read to a person receiving a phone call.

$8.25 per month with annual contract / $99 annually
$11.95 per month Seasonal from 4 to 8 months ( $29 annual fee)
$14.95 per month: Month to Month  ( $29 annual fee )

*Instant Updates additional

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