With this 120A clamp you can monitor the Energy Consumption and Load up to max. 120A with the Shelly EM wirelessly via WiFi. There is also a 50A clamp. Remark; the 120A clamp can also be used as an N-clamp for the 3-phase energy meter Shelly 3EM.
The Shelly EM can monitor up to 2 groups;
Measuring 2x Consumption (W)
Measuring 2x Energy (Wh)
Measuring 2x Load (max. 50A and/or 120A)
2x Quality of measure the load (load quality)
1x Voltage (V) measurement
Additional;
365 days built-in Energy (Wh) history
230VAC/2A Relay output for Contactor.
Don't forget to order 2 if you want to measure the Energy Consumption and Load of 2 groups. You can combine the 50A and 120A.