NTC thermostat / electronic / room / with digital display
LRA 420/450 Fr. Sauter AG



  • Type:

    NTC, electronic, room

  • Other characteristics:

    with digital display, wireless

  • Temperature:

    Min.: 5 °C (41 °F)

    Max.: 30 °C (86 °F)


How energy efficiency is improved
Individual, optimised energy use through precise adherence to setpoints

For intelligent unitary control in residential and commercial properties, with wireless, bi-directional data transmission
Room operating unit with bi-directional radio transmission for heating/cooling
Transmission frequency 868 MHz, encoded
NTC sensor
Easy addressing, parameterisation and monitoring via sensor button
Large TFT LCD, black on grey, 32 × 38 mm
Integrated and configurable time programme
Heating/cooling change-over using a room operating unit or via the input on the controller
Party function and additional functions can be selected
Room operating unit can be configured as an additional sensor
Connection for floor, room or outside-temperature sensor or window contacts
Display of outside temperature
“MINERGIE” Swiss certification for energy-efficient control of buildings
With adjustable frost-protection facility, factory setting 8 °C
Contemporary design