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Bimetal Disc Controls and Limits
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Bimetal Disc Controls and Limits

Therm-O-Disc® is the world leader in Bimetal Disc Controls and Limits.  Our Bimetal Disc Controls and Limits are available in a variety of configurations and provide temperature control and overheating protection for a range of applications.

Auto Reset
The 36T auto reset control from Therm-O-Disc® offers proven reliability in a compact, versatile, cost-effective design.
The 49T series of controls from Therm-O-Disc® offers proven 3/4” (19mm) bimetal disc reliability in a high temperature package.
The 60T auto reset control from Therm-O-Disc® offers proven reliability in a compact, versatile, cost-effective design.
The 64T is a 3/4 inch bimetal double pole single throw control that breaks two separate circuits simultaneously.
The 69T line of 3/4" (19mm) bimetal disc temperature controls from Therm-O-Disc® offers multiple temperature operation in a unique, cost effective design.
Manual Reset
The 36T manual reset 1/2'' bimetal control from Therm-O-Disc® offers proven reliability in a compact, versatile, cost-effective design.
The 60T manual reset control from Therm-O-Disc® offers proven reliability in a compact, versatile, cost-effective design.
The 66T manual reset temperature limit  from Therm-O-Disc® offers proven reliability in a compact, versatile, cost-effective design.
The HL series limit control from Therm-O-Disc® offers a time – proven, robust manual reset package that is capable of handling electrical loads up to 50 amps at 480VAC. 
Moisture Resistant
The 14T auto reset control from Therm-O-Disc® offers proven reliability in a moisture resistant design.
The 37T auto reset bimetal control from Therm-O-Disc® offers proven reliability in a moisture resistant design.
The 39T auto reset bimetal control from Therm-O-Disc® offers proven reliability in a moisture resistant design.
Fuse
The 36F “fuse disc” is a single operation device. When the electrical contacts have opened they will not reclose unless the ambient temperature drops below -31°F (-35°C).
The 60F 3/4'' bimetal disc temperature limit controls offers reliable one shot operation at temperatures up to 350°F (177°C).  
The 61F 3/4'' bimetal disc temperature limit controls offers reliable one shot operation at temperatures up to 350°F (177°C).
Adjustable
The 58T is an  adjustable temperature control designed for applications requiring accurate calibration tolerances and narrow temperature differential.
The 59T series of adjustable, automatic reset thermostats is designed to meet the high electrical capacity requirements of electric water heaters. 
Specialty
The 10H series temperature control was developed to sense hot spots along the length of electric baseboard heaters.
The 10RS auto reset bimetal radiant sensor from Therm-O-Disc® offers proven reliability in a specialized and cost-effective design. 
The 30M manual reset motor protector from Therm-O-Disc® offers accurate and reliable protection against hazardous overheating in single phase/single voltage A/C motors.
Type 12S, 14S, and 15S series sequencers combine a solid state PTC (positive temperature coefficient) heater with bimetal disc actuated contacts to provide time-delayed electrical switching.