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.
Max. 20A/Gang Each channel can support maximum current of 20A, no fear of high power load.
Overload Protection Once the overload protection is enabled, it can protect your devices from burning out.
Micro SD SD card plays a more significant role, like export electricity consumption data quickly, store more than 20 years of historical electricity consumption and each meter relay can save 20,000 operation logs.
Power metering Obtaining current, voltage, and power easily. You can monitor the consumption statistics of 4-Relay by checking eWeLink App on your mobile phone.
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 to function.
Note 2: The Main Unit capacity supported 8-32GB SDHC card.
SONOFF Smart Stackable Power Meter
35.00 $ – 50.00 $
Sonoff’s Smart Stackable Power Meter (SPM) is a professional category, DIN-rail compatible, stackable relay with power meter and overload protection, with up to 20A per channel max. capacity. It can save consumption to a memory card (not an accessory).
This is SPM’s 4-Relay unit, with 4-gangs of relays and power meters, with max. 20A per gang maximum output. SPM Main unit is sold separately.
Additional information
| SPM | Main Unit, 4 Relays |
|---|
3 reviews for SONOFF Smart Stackable Power Meter
1
Original price was: 12.00 $.10.00 $Current price is: 10.00 $.
Original price was: 13.00 $.12.00 $Current price is: 12.00 $.
Original price was: 88.00 $.85.00 $Current price is: 85.00 $.
Original price was: 42.00 $.37.00 $Current price is: 37.00 $.
Original price was: 18.00 $.16.00 $Current price is: 16.00 $.
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Kamel H. –
On time delivery
Device is functioning well
Overall 5 star
Mike B. –
Item delivered and received in good condition, Item had installed and working perfectly.
Ali Ali –
Great products and service.