The Eco-Eye Additional Sensor is used in conjunction with the Elite or Mini Energy monitor if you have a three phase supply.

More Information
The Eco-Eye Elite and Mini is supplied with one sensor, which will work with most standard domestic supplies. If you are going to use your Eco-Eye to monitor a three phase (industrial) supply, you will need two additional sensors.

How it works
The sensor is attached around the live cable that comes from your electricity meter, this will usually be in the meter cupboard.

Key Features
Allows you to monitor three phase power.

Technical Stuff
For 13mm cables