Thermal Switches | McMaster-Carr

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Voltage

Temperature Setting

Maximum Temperature

For Use With

Application

Switch Designation

Maximum Switching Current @ Voltage

Switch Starting Position

Wire Connection

Actuation Direction

Electrical Phase

Measurement Unit

Number of Circuits Controlled

Actuation Point Adjustability

Mounting Location

Probe Type

Pipe Size

Output Voltage

Environment

High-Pressure Washdown

Maximum Housing Temperature

Electrical Connection Type

REACH

RoHS

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Minimum Temperature

335 Products

Fluid Handling

Temperature Switches

Turn heating equipment on or off at a specified temperature

139 products

Temperature Controllers

Precisely regulate process temperatures; more accurate than temperature switches

95 products

Water Heater Thermostats

Replace the thermostat on your water heater

3 products

Flow Switches

Turn equipment on or off when flow rate reaches a set point

12 products

Heating, Ventilation, and Air Conditioning

Thermostats

Connect to heaters, fans, and air conditioners to control the temperature

72 products

Electrical Power, Networking, and Controlling

Fusible Link Switches

Use as a safety switch to shut off hydraulic equipment and other machinery when the link melts

10 products

Measuring and Inspecting

Thermometers

Monitor temperature in tanks, pipes, control panels, and other equipment

1 product

Facility and Grounds Maintenance

Drinking Fountain Replacement Parts

Replace nozzles, regulators, filters, handles, and other original manufacturer parts

2 products