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There are a lot* of cheap 2.4Ghz wireless outlets that can be flashed with custom firmware that supports power usage & outlet control over MQTT & other protocol
by KingMachiavelli 6y ago
There are a lot* of cheap 2.4Ghz wireless outlets that can be flashed with custom firmware that supports power usage & outlet control over MQTT & other protocols. Keep in mind that these devices have to be manually configured & calibrated.
https://github.com/arendst/tasmota/ https://github.com/arendst/tasmota/
* Some new versions of these outlets come with firmware that can not be patched/flashed so do some research.
Also most of these are limited to 10 amps of restive load... inductive loads like motors, compressors, and to an extent power supplies, will have peak loads 3-4x there 'real' consumption which can damage the relay if its not rated for the high initial load. If anyone knows of a cheap alternative or cheap DIY that can handle +20A I would be very interested as it would be nice to be able to control things like fridges without worrying the outlet will fail closed & my food will spoil.