The Dark Secret of Smart Sockets and How I Fixed it! (DIY or Buy)

$2 for 2-4 Layer PCBs, free ENIG for 6Layer PCBs： Get $54 New User Coupon &3D Coupon: Free Altium Designer Trial: ! Previous video: HomeAssistant Video: Facebook: Twitter: Instagram: Support me for more videos: More project information here: Parts list: (affiliate links) ESP-12F: HT7833: 5V Power Supply: Mini Transformer: Current Transformer: CS5460A Power Measurement IC: 0805 Resistors: 0805 Capacitos: Relay: Crystal: Choke: Varistor: Input Capacitor: Fuse: MOSFET: Flyback Diode: Tactile Switches: In this episode of DIY or Buy we will be having a closer look at Smart Plugs, Sockets, you want to call them. I love using such Smart of Wireless outlets to completely disconnect my appliances from the grid and thus getting rid of the standby power. But commercial smart outlets do often fail when I use them. So in this video we will investigate this problem, find a solution and possibly build the BEST DIY Smart Outlet that exists. Let’s get started! Websites which were shown/used during the video: voltage=5 VDC&contact current rating=20 A Thanks to JLCPCB for sponsoring this video. Visit to get professional PCBs for low prices. Thanks to Altium for sponsoring this video. 0:00 The Relay Sticking Problem! 1:42 Intro 2:06 Reason for the Relay Sticking? 3:53 Testing the Solution 5:09 DIY Smart Socket Features 6:01 Power Measurement 8:27 Circuit (PCB) for the DIY Solution 10:13 First Tests & Improvements 10:49 Final Version & Verdict