Warning: The installation of high voltage equipment should be performed by a qualified electrician. Please ensure that you comply with local electrical codes and regulations. Improper installation can lead to device failure and even cause a fire. Damage to thermostat due to improper installation is not covered under warranty.
Install Mysa In-Floor with Confidence
Getting Started
And you'll need to download our app:
Let us guide you through each step
Floor Sensor
Mysa Sensor
Using an existing sensor
Prior to installation, please be sure to determine the resistance of your thermistor - this can be done using an ohmmeter which will display the resistance eg. 10KΩ. This will be pulled through the back of the in-floor thermostat before finishing the installation!
CAUTION: Please be sure not to connect the thermistor (sensor) wire to any wires on the back of the Mysa device
Wiring Diagrams
Do I have 120V or 240V?
120V Wiring Instructions
240V Wiring Instructions
Setting up Mysa
2 - Using a Wire Nut