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Featured ProductsThe MarCELL® Cellular Monitoring System
The MarCELL Cellular Connected Monitoring System is a cellular based product that monitors the temperature, humidity and power status in your home, secondary home, business, vacation property or other property. Additional sensors may be purchased, up to 16 and they can be placed up to 200' ft away.
New ProductsThe MarCELL® Cellular Monitoring System with water sensor
The MarCELL Cellular Connected Monitoring System No phone line or internet connection is required.
Most Popular ProductsIntermediate FreezeAlarm™
The Intermediate FreezeAlarm has become the gold standard in Freeze Protection products.