Shelly Pro 3EM-400

Snapped it onto the DIN rail next to my breakers and it picked up all three phases without a hiccup. The LAN setup took maybe five minutes, and now I can watch live consumption from my phone without opening the panel. Firmware is way more flexible than I expected for a meter this size.

The LAN connectivity is what sold me—I can pull live three-phase readings directly into my home automation without any cloud dependency. It’s been rock solid for the past two weeks, and the DIN rail clip felt reassuringly firm when I snapped it in.

DIN rail mounting was straightforward and the three-phase readings have been rock solid since I wired it in. The LAN connectivity makes pulling live usage data into my home dashboard effortless.