Transform your legacy devices into smart home components
WiFi bridges and sensors for alarm panels, boilers and more, made for Home Assistant, Tasmota and MQTT.
Coming soon
Coiaca Cloud HA: your own Home Assistant in the cloud
A complete, private Home Assistant with its own HTTPS address, MQTT broker and disk. No Raspberry Pi, no SD cards and no server to look after at home. Join the waitlist and we will let you know when it launches.
Featured devices
On sale
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Product on sale
Smart Temp Tracker Black (WiFi with Tasmota)Original price was: 36,40 €.28,00 €Current price is: 28,00 €. -
Product on sale
USB Serial-UART-TTL adapter with CH340G chip (5V and 3.3V)Original price was: 9,00 €.6,99 €Current price is: 6,99 €. -
Product on sale
Wifi bridge for boilers with Tasmota FW ABCt v2.2Original price was: 90,00 €.79,99 €Current price is: 79,99 €. -
Product on sale
AVATTO Tuya WiFi TRV radiator valve (TRV16)Original price was: 55,00 €.45,00 €Current price is: 45,00 €.
From the blog
- Home Assistant for beginners: the questions everyone asks before starting
What it is, what it costs, whether you need to code, whether it works with your devices and what you need to get started. Short, jargon-free answers. - Start with Home Assistant without buying anything: what you can do with just your phone
Your phone is already a sensor, and Home Assistant comes with the sun, the weather and public holidays. Five automations to learn before buying any device. - Home Assistant in the cloud or on a Raspberry Pi: which one suits you
The same Home Assistant, on hardware at home or in the cloud. What each option really costs, side by side, and when each one makes sense.