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Honeywell Precision and High Reliability Thermostats

Honeywell manufactures a wide range of commercial thermostats for possible use in a wide array of small and major appliances, medical equipment, heat detectors, HVAC/R equipment and more.  These snap-action thermostats include automatic and manual reset options, phenolic or ceramic housings and a wide variety of mounting brackets and terminal options. Each thermostat's design is configured from a base unit, and may be customized for temperature tolerance and mechanical configurations, meeting the customer’s needs for accuracy and exactitude. 

See the Honeywell Thermostat Selection guide for more details

PDF Honeywell precision and high reliability thermostats datasheet

Precision thermostats

 

 

3001/3004 Series non-hermetic thermostats:

  • Pre-set, single pole, single throw thermal switch
  • Tight tolerances and tight differentials
  • Dust-proof phenolic base
  • Low profile

3200 Series high reliability Aerospace thermostats:

  • Hermetically sealed, Space qualified thermostats
  • Tight tolerances & differentials
  • Pre-set & tamper proof
  • High reliability

3500 series Military thermostats:

  • Designed for military and commercial aircraft
  • Laser welded for hermetic sealing
  • Available to open or close on temperature rise
  • Exceeds requirements of MIL-PRF-24236

3800 Series industrial-grade thermostats for severe duty applications:

  • For use in high vibration and high shock environments
  • Approved for use in Commercial aircraft
  • Made from cold plated steel with silver alloy contacts