
Supply/return sensor
$45.00 MSRP
Strap-on temperature sensor for supply, return and hot water pipes. Connects to the controller.
Prices are MSRP in US dollars, before tax and installation. The image is an illustration; the actual device may look different.
More accessories

Repeater
Sends a thermostat’s heat or cool call to the boiler over Wi-Fi where no wires run. Has a relay you can switch from the web app and inputs for sensors such as leak detectors.
$195.00 MSRP

Steam return line sensor
Strap-on temperature sensor for the steam return line. Shows when the heat reaches the returns.
Contact us for the price

Room sensor
Wall-mounted temperature sensor for apartments and common areas. Several room sensors give the main thermostat the building’s average temperature.
$75.00 MSRP

Enclosure box
Protective box for mounting the controller and its wiring in the boiler room.
$95.00 MSRP