Ice-covered bushes in front of a brick building with large windows and icicles hanging from the roof on a cold winter day.

Monitor your properties for HVAC failures, utility outages or flooding.   

No WIFI or connection to existing network needed!

MarCELL PRO is an all-in-one temperature, humidity, power and water sensor.

Infographic showing a MarCELL PRO device for monitoring temperature, power, humidity, and water detection via 4G LTE cellular connection, no WiFi or network needed.

  • Makes use of a pre-activated internal cellular modem so its completely mobile from site to site

  • Sets up in minutes - no gateways or existing internet connection needed

  • No need to go to site to download historical trends - data can be viewed from any phone or computer

Learn More / Purchase

Easily monitor multiple properties at once by adding additional devices.

Screenshot of a display with multiple sensors showing temperature, humidity, and power status. Top sensors display real-time temperature (61°F, 64°F, 65°F, 56°F), humidity levels, and power status with green and red indicators. Below each, there are icons for settings, history, and removal. Each sensor has a last read timestamp and update button.

  • Device dashboard makes is easy to view all property statuses at a glance.

  • Configure for customizable alerts so send to multiple contacts via phone, text or email.

  • Create read-only user accounts for team members to track conditions without changing settings.

Realtime alerts give peace of mind with 24/7 protection

A MarCELL PRO device attached to a wall, with a power cord hanging down, in a utility room with exposed pipes, a furnace, and a window showing a snowy outdoor scene.

  • Power outage or tripped breaker?  Get notified immediately!

  • Check for temperature swings after an HVAC fix

  • Avoid unhappy tenants by recording all environmental conditions

  • Get alerted immediately upon a water leak

Extremely Easy Installation

Our product is simple and easy to use.  Be up and running in a few minutes. 
​Built in cellular modem is ready to go.  No need to contact any service provider or wait for activation.

A hand holding a smartphone with a receipt and a shopping cart icon on a screen.
Red background with a white snowflake icon
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Register

Plug in 

Protect

 + Risk free trial for 30 days!  Lifetime Warranty!

​Or - Email us for a quick custom quote:  info@marcellpro.com

Learn More / Purchase

1000’s of 5* Reviews, 10+ years in Production, Industry Best USA Based Support

  • "MarCELL PRO was a no-brainer and easy cost save option"

    Large banking client

  • “Already saved us from a huge issue when the A/C failed”

    Retail client - 100+ units

  • “Extremely reliable and very easy to set up”

    Public School IT director

  • “Easy to see all my sites in one view”

    Health Care Client - 100+ sites

  • "Great that it doesn't need to connect to local network"

    Critical infrastructure manager

  • Easy option for our facilities managers to be alerted when power is out before our clients are even aware

    Regional Facilities Manager