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Circuit Breakers
TE Connectivity's thermal and hydraulic magnetic circuit breakers
TE 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.
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
| Image | Manufacturer Part Number | Description | Current Rating (Amps) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
 |  | W33-S4B1Q-20 | CIR BRKR THRM 20A 250VAC 50VDC | 20A | 251 - Immediate | $158.98 | View Details |
|  | W33-S1N1Q-5 | CIR BRKR THRM 5A 250VAC 50VDC | 5A | 205 - Immediate | $167.54 | View Details |
Push-Pull Actuator - W23 Series
| Image | Manufacturer Part Number | Description | Current Rating (Amps) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
|  | W23-X1A1G-30 | CIR BRKR THRM 30A 240VAC 50VDC | 30A | 996 - Immediate | $63.64 | View Details |
| | W23-X1A1G-10 | CIR BRKR THRM 10A 240VAC 50VDC | 10A | 350 - Immediate | $63.64 | View Details |
Toggle Actuator - W31 Series
| Image | Manufacturer Part Number | Description | Current Rating (Amps) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
|  | W31-X2M1G-30 | CIR BRKR THRM 30A 240VAC 50VDC | 30A | 487 - Immediate | $77.61 | View Details |
| | W31-X2M1G-15 | CIR BRKR THRM 15A 240VAC 50VDC | 15A | 181 - Immediate | $77.61 | View Details |
Compact, Push to Reset - W57 Series
| Image | Manufacturer Part Number | Description | Current Rating (Amps) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
|  | W57-XB7A4A10-10 | CIR BRKR THRM 10A 250VAC | 10A | 1837 - Immediate | $6.24 | View Details |
| | W57-XB7A4A10-20 | CIR BRKR THRM 20A 250VAC | 20A | 4220 - Immediate | $6.80 | View Details |
Push to Reset Fuseholder-Type - W28 Series
| Image | Manufacturer Part Number | Description | Current Rating (Amps) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
|  | W28-XQ1A-5 | CIR BRKR THRM 5A 250VAC 32VDC | 5A | 2045 - Immediate | $8.10 | View Details |
| | W28-XQ1A-3 | CIR BRKR THRM 3A 250VAC 32VDC | 3A | 33950 - Immediate | $8.85 | View Details |
Heavy Duty #10-32 Stud Connections - W9 Series
| Image | Manufacturer Part Number | Description | Current Rating (Amps) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
|  | W91-X112-5 | CIR BRKR MAG-HYDR 5A 277VAC | 5A | 46 - Immediate | $132.41 | View Details |
| | W91-X112-20 | CIR BRKR MAG-HYDR 20A 277VAC | 20A | 133 - Immediate | $133.57 | View Details |
Quick-Connect or Screw Terminals - W6 Series
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
|  | W67-X2Q12-20 | CIR BRKR MAG-HYDR 20A 277VAC | 108 - Immediate | $181.79 | View Details |
|  | W67-X2Q12-5 | CIR BRKR MAG-HYDR 5A 277VAC | 119 - Immediate | $137.08 | View Details |
Published: 2013-08-13
Canada