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What is a thermostat?
A thermostat measures temperature and can help regulate it by starting or stopping the heat supply.

What is HVAC/R?
HVAC/R is an abbreviation for heating, ventilation, air conditioning, and refrigeration.



Site Updated February 16, 2018

* * * Sensata > Products > Klixon Brand >

Thermostats and Thermostat Probe Packages
For Commercial, HVAC/R, Aerospace, Military, and Special Use



You can depend on Klixon and Airpax thermostats by Sensata, and at a reasonable price. For over 95 years we’ve designed, engineered, and manufactured top-quality devices. We’ll help you meet critical business and engineering objectives, no matter where you are around the world.

Klixon

Aerospace & Military Thermostats
Thermostat
3BT/4BT Tiny Stat
0°F to +350°F
Thermostat
5BT series
-65°F to +400°F
Thermostat
M1, 11041 series
-65°F to +550°F
Thermostat
M2 series
0°F to +300°F

Commercial ½" Thermostats
Thermostat
4344 series
-65°F to +550°F
Thermostat
7BT2 series
-30°F to +400°F
Thermostat
6786 series
-20°F to +350°F

Probe Thermostat Packages
Thermostat
Thermostat
Thermostat
Thermostat

Special Application Thermostats
Thermostat
4391 series
-65°F to +450°
Thermostat
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Klixon

Comparison Chart
Listings by temperature, life cycle, switch type...

Heating
Pilot Duty:
   1NT series
   Stat-On-Stilts (SOS)
Line Break:
   20600 series
   20490 series

Cooling
Pilot Duty: 3NT series
Line Break:
   3NT series
   20425 series

Thermal Protection
For Small Appliances
Thermostat

Time Delay Relays
Electric Heat and Fan:
   600 series
   600/602 and 607 series
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Klixon
Other Thermostats

Airpax Thermostats
All Airpax bimetal thermostats (goes to Airpax website)
The World Depends on Sensors and Controls