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Circuit Breakers

TE Connectivity's thermal and hydraulic magnetic circuit breakers

Image of TE Connectivity's Circuit BreakersTE Connectivity's thermal circuit breakers are available with rocker, push-pull, toggle, and push-to-reset actuators. These circuit breakers combine on/off switching with circuit protection in a single unit. They also offer a low-cost alternative to magnetic circuit breakers.

Magnetic Circuit breakers offer ratings from 20 mA to 50 A. Magnetic models are 1-pole to 4-pole devices. All series meet UL 1077 requirements, and several types meet ignition protection according to UL 1500.

Circuit Breakers PTM

Thermal Circuit Breakers
  • Typically less expensive
  • Trip point varies with the ambient temperature
  • One- through four-pole models
Magnetic Circuit Breakers
  • Typically more expensive
  • Temperature stable over a wide range
  • One- and two-pole models only

Rocker Actuator - W33 Series

ImageManufacturer Part NumberDescriptionMounting TypeAvailable QuantityView Details
CIR BRKR THRM 5A 250VAC 50VDCW33-T4C1Q-5CIR BRKR THRM 5A 250VAC 50VDCPanel Mount28 - ImmediateView Details
CIR BRKR THRM 5A 250VAC 50VDCW33-S1N1Q-5CIR BRKR THRM 5A 250VAC 50VDCPanel Mount0View Details

Push-Pull Actuator - W23 Series

ImageManufacturer Part NumberDescriptionMounting TypeAvailable QuantityView Details
CIR BRKR THRM 40A 240VAC 50VDCW23-X1A1G-40CIR BRKR THRM 40A 240VAC 50VDCPanel Mount364 - ImmediateView Details
CIR BRKR THRM 5A 240VAC 50VDCW23-X1A1G-5CIR BRKR THRM 5A 240VAC 50VDCPanel Mount163 - ImmediateView Details

Toggle Actuator - W31 Series

ImageManufacturer Part NumberDescriptionMounting TypeAvailable QuantityView Details
CIR BRKR THRM 5A 240VAC 50VDCW31-X2M1G-5CIR BRKR THRM 5A 240VAC 50VDCPanel Mount376 - ImmediateView Details
CIR BRKR THRM 10A 240VAC 50VDCW31-X2M1G-10CIR BRKR THRM 10A 240VAC 50VDCPanel Mount148 - ImmediateView Details

Compact, Push to Reset - W57 Series

ImageManufacturer Part NumberDescriptionMounting TypeAvailable QuantityView Details
CIR BRKR THRM 5A 250VACW57-XB7A4A10-5CIR BRKR THRM 5A 250VACPanel Mount3784 - ImmediateView Details
CIR BRKR THRM 10A 250VACW57-XB7A4A10-10CIR BRKR THRM 10A 250VACPanel Mount1108 - ImmediateView Details

Push to Reset Fuseholder-Type - W28 Series

ImageManufacturer Part NumberDescriptionMounting TypeAvailable QuantityView Details
CIR BRKR THRM 3A 250VAC 32VDCW28-XQ1A-3CIR BRKR THRM 3A 250VAC 32VDCPanel Mount12170 - ImmediateView Details
CIR BRKR THRM 8A 250VAC 32VDCW28-XQ1A-8CIR BRKR THRM 8A 250VAC 32VDCPanel Mount3083 - ImmediateView Details

Heavy Duty #10-32 Stud Connections - W9 Series

ImageManufacturer Part NumberDescriptionMounting TypeAvailable QuantityView Details
CIR BRKR MAG-HYDR 15A 277VACW92-X112-15CIR BRKR MAG-HYDR 15A 277VACPanel Mount169 - ImmediateView Details
CIR BRKR MAG-HYDR 50A 277VACW92-X112-50CIR BRKR MAG-HYDR 50A 277VACPanel Mount2880 - ImmediateView Details

Quick-Connect or Screw Terminals - W6 Series

ImageManufacturer Part NumberDescriptionAvailable QuantityView Details
CIR BRKR MAG-HYDR 10A 277VACW67-X2Q12-10CIR BRKR MAG-HYDR 10A 277VAC136 - ImmediateView Details
CIR BRKR MAG-HYDR 30A 277VACW69-X2Q110-30CIR BRKR MAG-HYDR 30A 277VAC104 - ImmediateView Details
Published: 2013-08-13