⚡ Smart Circuit Breakers in Home Assistant (Zigbee + Zigbee2MQTT)
Published at : 23 Dec 2025
In this video, I’ll show you how to measure appliance energy in Home Assistant using Zigbee smart circuit breakers. While smart plugs are great for small devices, smart circuit breakers are the real solution for high-power appliances and permanent installations.
🔧 What’s inside this video:
- Why choose smart circuit breakers instead of plugs
- Connecting smart CBs downstream in series with your original breakers
- Hands-on with the EARU Smart ZigBee breaker
- EAYCBM-T-1P review
- Full Zigbee2MQTT integration setup
- Real-world installation in an electrical panel
00:00 Intro
00:22 When to use smart plug vs. smart circuit breakers or clamps
01:03 Earu EAYCBM review
01:43 Wiring
02:34 Connectivity (Zigbee and Z2M)
02:59 Lab test
05:33 Pairing in Zigbee2MQTT
07:42 Friendly device names
08:06 Real world implementation - prep work
08:57 Real world implementation - installation
09:31 Previous work (bad job)
09:52 Final result
⚠️ Important Safety Note: Working with mains electricity is dangerous. Always consult or hire a qualified electrician for installation. ⚠️
💡 If you’re building a smarter, safer, and more energy-aware home, these Zigbee circuit breakers are a powerful addition to your setup.
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