Frequently Asked Questions


You will need a WiFi router with port forwarding feature (most routers do these days) and if you don't have a static IP (or if you don't know what this is), you will need to use a free service called DynDNS. Don't worry - although we can't offer support on individual routers, we can certainly point you in the right direction.

It operates on 110-230 V AC (L,N) and it offers two independent volt-free changeover contact relays for the heating and the hot water. In simple terms, if your thermostat has three wires, excluding the earth, you can upgrade to HestiaPi.

Experiment pending...

No! That is the whole point we are trying to make. Your data stay with you, only.

Of course you can as long as its a 512MB Model B rev 2. You will have to provide the SD card too and we will send you the rest for you to assemble.

As we try our best to make the installation an effortless experience we have still areas to improve. Compatibility with each country's standards is our major problem and many countries have not been evaluated from local professionals yet.

We will be happy to ship it to you but there might be technical areas that are not documented enough/at all. If you are willing to get your hands dirty (we love it) you will find the forums your best way to find solutions from other members.

Checkout the features page to see what is already supported and what else is coming up.

HestiaPi uses standard Internet technologies so it will work on most modern phones. It does not need Flash so iPhones and Android devices are covered.

It usually takes 2-3 seconds to toggle the relay from the press of the button over a standard internet connection.

Hestia (/ˈhɛstiə/;) is the Greek goddess of the hearth, architecture, and the right ordering in a home, the family and the state.

Pi is the Pi!