SONOFF POW R3 25A Power Metering WiFi Smart Switch Overload Protection Energy Saving Track on eWeLink Voice Control via Alexa
Networking
“The Sonoff POW R3 features an ESP8266-based architecture and 25A high-load capacity, making it a robust solution for monitoring high-draw appliances. While it offers powerful energy tracking and DIY-friendly hardware, its large physical footprint and reliance on cloud-based eWeLink connectivity out-of-the-box present significant installation and privacy trade-offs for advanced smart home users.”
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ESP8266-based hardware allows for custom firmware installation and local control integration.
digiblur.comESP8266! WOOT! Header pins and things labelled. YES! Great job OYO
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Supports high-load appliances up to 25A for comprehensive energy monitoring and control.
e-catalog.comMaximum load 25 A
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Large physical dimensions make installation difficult in standard junction boxes or crowded panels.
tecnoyfoto.comIts large footprint can make it tricky to install in tight junction boxes
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Lacks native support for efficient mesh networking protocols like Thread or Zigbee.
tecnoyfoto.comIt lacks versions with or Thread, which are more efficient technologies
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Requires cloud-based eWeLink account for initial setup and standard operation.
tecnoyfoto.comWithout modification, it depends on eWeLinks servers
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My only issue is occasional Wi-Fi dropouts, which can be annoying but don't happen often.
livingnesttech.comMy only issue is occasional Wi-Fi dropouts, which can be annoying but don't happen often.