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Sonoff SPM-Main Wifi Smart Stackable Power Meter

  • Note : The Main Unit and 4-Relay of the Stackable Power Meter need to be used together. The Main Unit is connected to at least one 4-Relay in order to function
  • Connect up to 32 SPM-4Relays.One SPM-Main can be connected 32 SPM-4Relays. Each SPM-4Relay has 4 isolated channels to help you manage devices more conveniently
  • Power metering.You can monitor the power consumption by checking eWeLink App on your mobile phone. Obtaining current, voltage and power easily


SKU e59ddb733a31 Categories , Tag

Additional Information :

Type Main Controller

Din Rail Mount Yes

Wifi Yes

Energy Monitor Yes

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