Shelly PRO 3EM 120A

Shelly PRO 3EM 120A – 3-Phase Wi-Fi Energy Meter (DIN Rail)
Monitor your entire home, solar PV system, or business energy usage with precision. The Shelly PRO 3EM 120A is a professional 3-phase DIN-rail energy meter with 1% accuracy, perfect for South African installations and Home Assistant integration.
120A per phase + neutral monitoring with included CT clamps
Real-time & historical data — 60 days onboard storage at 1-min resolution
Wi-Fi, Bluetooth & LAN connectivity + MODBUS support
4-quadrant measurement for consumption, solar generation & export
Native Home Assistant integration + scripting & MQTT
Easy DIN rail install — compact, reliable & PV/EV charger ready
Accurate. Reliable. Future-proof energy monitoring