Measure the electrical energy just like the power companies.
Can measure the energy power output of your solar panels.
Or the energy used by your vacuum cleaner, air compressor, or hot tub.
Or any device that uses or produces electrical energy.
This is a Schlumberger Centron Watt-hour meter made in the USA.
Removed from a Photovoltaic (PV) Power system.
Presently wired for measuring 120 volt plug-in devices.
All included in the price.