A small, versatile snap-action thermal protector used mainly in motor, transformer, and lighting applications with 120, 240, or 277 VAC loads.  Available with various bimetallic elements to match the circuit-breaker characteristics of the device to the application.

Contact Ratings

8 amps 240 VAC inductive
12 amps 120 VAC inductive


Calibration Range

Available with nominal calibration temperatures from 60°C to 150°C.


Standard Marking System

UL Recognitions

CSA Certifications

VDE Certifications

• Conductive bimetal construction; the bimetallic element carries the circuit current for maximum sensitivity under short circuit conditions.
• Snap-action device; quick make/quick break switching action.
• Temperature differential between opening and closing can vary from 10° C to 70°C depending upon the no-load calibration temperature.
•  Conductive bimetal construction; the bimetallic element carries the circuit current for maximum sensitivity under short circuit conditions.
•  Snap-action device; quick make/quick break switching action.