Shelly Pro 3EM

3-phase power metering and contactor control

Shelly Pro 3EM measures 3-phase power and controls a contactor. Suitable for heavy loads such as electric heating and water heaters.

DIN rail

2nd generation (Plus/Pro)

3 channels

Power measurement

Yes

WiFi + BLE

BLE

Features

3-phase metering

Contactor control

DIN rail

LAN connection

2-channel DIN relay + power measurement, Gen2

1-channel DIN relay + power metering, Gen2

DIN rail, 2 channels, contactor control + power metering, Gen2