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SONOFF Smart Stackable Power Meter
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$58.96 $84.23 Save $25.27
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Started: Jul 11, 2026, 3:00 PM
Ends: Jul 18, 2026, 4:00 AM
First seen: Jul 12, 2026, 6:04 AM
SONOFF Smart Stackable Power Meter (4-Relays)
- 【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.
Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item
Warranty: 90 Day Woot Limited Warranty
In the Box:
- (1) SONOFF Smart Stackable Power Meter
SONOFF Smart Stackable Power Meter
$58.96 $84.23
ASIN: B09MTJVBF8
Condition: NewSize: SPM-4Relay
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