products
![](http://mapawatt.com/sites/default/files/styles/thumbnail/public/power_cost_monitor_meter_reader.jpg?itok=-5CcFAP_)
The PowerCost Monitor (PCM) is a whole home energy monitor that "reads" your electrical meter on the outside of your home.
From the Amazon description: "The PCM technology consists of two discrete functional units: A detection unit, known as the sensor unit, attaches to an existing household...
![](http://mapawatt.com/sites/default/files/styles/thumbnail/public/eMonitor_overview.jpeg?itok=4jRM6J-T)
The eMonitor by Powerhouse Dynamics is a whole home circuit-level energy monitor. There are 3 different versions of the eMonitor: 4-14, 4-24, and 4-44. The second number after the dash represents the number of circuits that can be monitored.
From the eMonitor website:
"Powerhouse Dynamics has...