Distributors Stock

Need more information?

Contact us to request pricing, availability and customization options

Contact Us


  • Applicable to fractional horsepower compressors used in residential refrigerators and freezers, and similar refrigeration applications
  • Utilizes ceramic PTC (Positive Temperature Coefficient) thermistor element to energize / de-energize motor start windings
  • Available for 120 and 220 volt applications
  • Configurations available to suit most residential applications
  • Less costly to install than discrete motor starter and protector components



Temperature Limits Ambient Air: 0°C to 70°C
Electrical Requirements 120 or 240 VAC nominal voltage (50 or 60 Hz)


Room Temperature Resistance 3.9Ω to 47Ω ratings available
±25% resistance tolerance
Switch Time 0.1 – 1.4s at 120 or 240 VAC
Reliability 500,000 cycles at maximum rated conditions of voltage and current


Device Actuation Temperatures Open Temperature: 100°C to 160°C ± 5°C
Close Temperature: 55°C to 70°C ± 9°C
Temperature Differential: 60°C typical
Rated Hot Locked Rotor Current 120 VAC: 18.0 A maximum
240 VAC: 10.0 A maximum
60% power factor
Ultimate Trip Current 0.5 – 5.5 A @ 71°C
Endurance1 Minimum of 15,000 cycles at maximum rated current at 120 and 240 volts, as predicted by Weibull
analysis of the test data. This protection must be verified in the end application.