Category: 電能計量表
Shelly EM 搭配 120A 與 50A 夾式感測器，是一款多功能電能計量器，可精確監控用電量。此產品由 Shelly Europe 推出，結合可靠硬體與靈活安裝選項。
The 50A clamp reads my solar inverter output with impressive accuracy—within a couple watts of the utility meter. The app graphs make it easy to spot which appliances are the real energy hogs, and the data updates quickly enough to see my AC kick on in real time.
Setup was surprisingly straightforward with the included clamps, and the real-time wattage on my breaker panel matches my utility meter within a couple percent. The 120A clamp handles my whole-house draw easily while the 50A one tracks the EV charger separately, so I can finally see where the juice
The 50A clamp reads my solar inverter output with enough precision to catch standby drain I had no idea existed. The app’s live view is instant, and the historical graphs make it easy to spot the dishwasher’s spike every night.
