The Shelly Pro 3EM is a WLAN-powered, DIN-mountable three-phase energy meter with WLAN, Bluetooth and LAN connectivity. With an active energy measurement accuracy of 1%, the Shelly Pro 3EM can be used to individually monitor the consumption of all household appliances, electrical circuits and office equipment. Historical data is stored for up to 60 days, with a resolution of one minute for each phase. In addition, scripting features allow for complex scenarios and offer advanced monitoring possibilities.
 Important: must be installed by your electrician.