SONOFF Smart Stackable Power Meter (SPM-4Relay)

  • 【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.
  • 【Max. 20A/Gang】Each channel can support maximum current of 20A, no fear of high power load.
  • 【Communicated by RS-485】The SPM-Main communicates with the SPM-4Relays through RS-485, which allows for multi-terminal and stable long-distance data transmission.
  • 【Overload Protection】Once the overload protection is enabled, it can protect your devices from burning out.
Availability: Out of stock SKU: 6920075776980 Category: Tag:


Additional information

Dimensions 25,4 × 9,2 × 7 cm