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Shelly EM and 50 AMP CT, Smart Energy Meter and Contactor, Smart WiFi Home Automation, 2 Channels, No Hub Required, Temperature Protection, Compact Design, Monitor Power Consumption, (1 X 50A) - - Amazon.com
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Shelly EM + Clamp Domotica WiFi Operated Energy Meter Contactor Control Internal Memory Measurement And Configurable Alarm _ - AliExpress Mobile
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