Description:
Sonoff Smart Stackable Power Meter (Main Unit)
Features:
Specifications:
- 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.
Brand: Sonoff
Warranty:
3 Months