Shelly support group (English Version), Hello. Just bought a shelly em and install it in my fuse box (somebody else did it)
Shelly EM and Shelly1PM no longer working after 2024.1.1 · Issue #107325 · home-assistant/core · GitHub
Shelly EM Power (kWh) always zero, but wattage (kW) reading fine - why? - Configuration - Home Assistant Community