Circuit Breakers

Manufacturer Series Packaging Product Status Mounting Type Breaker Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Actuator Type Number of Poles Illumination Illumination Voltage (Nominal) Approval Agency

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Circuit Breakers

Circuit Breakers are circuit protection devices used to interrupt current during overcurrent, short-circuit or fault conditions. Unlike one-time fuses, many circuit breakers can be reset after the fault is cleared, making them suitable for systems that require repeatable protection, maintenance convenience and reliable electrical safety.

This category includes thermal circuit breakers, magnetic circuit breakers, thermal-magnetic circuit breakers, resettable circuit breakers, panel mount circuit breakers and related overcurrent protection devices. These components are commonly selected based on current rating, voltage rating, trip characteristics, breaking capacity, reset type, mounting method, package style, safety approvals and application requirements.

TomatoElec supplies original Circuit Breakers from recognized manufacturers such as Littelfuse, Eaton, TE Connectivity, Schurter, Phoenix Contact, Schneider Electric, Siemens, Sensata and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.

Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Mounting Type Breaker Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Actuator Type Number of Poles Illumination Illumination Voltage (Nominal) Approval Agency
3120-N311-P7T1-W02D-20A

3120-N311-P7T1-W02D-20A

CIR BRKR THRM 20A 250VAC 50VDC

E-T-A

8 -
RFQ
3120-N311-P7T1-W02D-20A

Datasheet

3120-N Box Active Panel Mount Thermal 20A 415 V 50 V Rocker 1 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
C50A1P-80VDC

C50A1P-80VDC

CIR BRKR MAG-HYDR 50A 80VDC

American Electrical Inc.

14 -
RFQ
C50A1P-80VDC

Datasheet

- Box Active DIN Rail Magnetic (Hydraulic Delay) 50A - 80 V Lever 1 - - CE, UL489, UR
4430.2907

4430.2907

CIR BRKR THRM 17A 240VAC 60VDC

SCHURTER Inc.

7 -
RFQ
4430.2907

Datasheet

TA45 Bulk Active Panel Mount Thermal 17A 240 V 60 V Rocker 2 Orange 110V CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
1C3UM

1C3UM

CIR BRKR THRM-MAG 3A LEVER

Altech Corporation

32 -
RFQ
1C3UM

Datasheet

V-EA Bulk Active DIN Rail Thermal Magnetic 3A 480 V 42 V Lever 1 None - CSA, UL508, VDE
1D16UM

1D16UM

CIR BRKR THRM-MAG 16A LEVER

Altech Corporation

16 -
RFQ
1D16UM

Datasheet

V-EA Bulk Active DIN Rail Thermal Magnetic 16A 480 V 42 V Lever 1 None - CSA, UL508, VDE
1D10UM

1D10UM

CIR BRKR THRM-MAG 10A LEVER

Altech Corporation

12 -
RFQ
1D10UM

Datasheet

V-EA Bulk Active DIN Rail Thermal Magnetic 10A 480 V 42 V Lever 1 None - CSA, UL508, VDE
4230-T110-K0CU-3A

4230-T110-K0CU-3A

CIR BRK THRM-MAG 3A 277VAC/60VDC

E-T-A

54 -
RFQ
4230-T110-K0CU-3A

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 3A 277 V 60 V Lever 1 None - CSA C22.2 No 235, UL489
4230-T110-K0CU-1A

4230-T110-K0CU-1A

CIR BRK THRM-MAG 1A 277VAC/60VDC

E-T-A

13 -
RFQ
4230-T110-K0CU-1A

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 1A 277 V 60 V Lever 1 None - CSA C22.2 No 235, UL489
4230-T110-K0CU-20A

4230-T110-K0CU-20A

CIR BRK THERM-M 20A 277VAC/60VDC

E-T-A

10 -
RFQ
4230-T110-K0CU-20A

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 20A 277 V 60 V Lever 1 None - CSA C22.2 No 235, UL489
4230-T110-K0CU-10A

4230-T110-K0CU-10A

CIR BRK THERM-M 10A 277VAC/60VDC

E-T-A

6 -
RFQ
4230-T110-K0CU-10A

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 10A 277 V 60 V Lever 1 None - CSA C22.2 No 235, UL489
4230-T110-K0CU-15A

4230-T110-K0CU-15A

CIR BRK THERM-M 15A 277VAC/60VDC

E-T-A

6 -
RFQ
4230-T110-K0CU-15A

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 15A 277 V 60 V Lever 1 None - CSA C22.2 No 235, UL489
4230-T110-K0CU-2A

4230-T110-K0CU-2A

CIR BRK THRM-MAG 2A 277VAC/60VDC

E-T-A

6 -
RFQ
4230-T110-K0CU-2A

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 2A 277 V 60 V Lever 1 None - CSA C22.2 No 235, UL489
2-5700-IG1-P10-2A

2-5700-IG1-P10-2A

CIR BRKR THRM 2A 250VAC 50VDC

E-T-A

15 -
RFQ
2-5700-IG1-P10-2A

Datasheet

2-5700 Bulk Active Panel Mount Thermal 2A 250 V 50 V Push-Push 1 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
1D20UM

1D20UM

CIR BRKR THRM-MAG 20A LEVER

Altech Corporation

11 -
RFQ
1D20UM

Datasheet

V-EA Bulk Active DIN Rail Thermal Magnetic 20A 480 V 42 V Lever 1 None - CSA, UL508, VDE
2909910

2909910

CIR BRKR SOLID STATE 8A 24VDC

Phoenix Contact

9 -
RFQ
2909910

Datasheet

PTCB Bulk Active DIN Rail Solid State 8A - 24 V - 1 None - cUL, cULus, UL
1020062

1020062

CIRCUIT BREAKER 3A

Phoenix Contact

86 -
RFQ
1020062

Datasheet

TMC 7 Box Active DIN Rail Thermal Magnetic 3A 277 V 125 V Lever 2 None - cULus, UL1077
1019931

1019931

CIRCUIT BREAKER 2A

Phoenix Contact

42 -
RFQ
1019931

Datasheet

TMC 7 Box Active DIN Rail Thermal Magnetic 2A 277 V 125 V Lever 2 None - cULus, UL1077
1019997

1019997

CIRCUIT BREAKER 4A

Phoenix Contact

15 -
RFQ
1019997

Datasheet

TMC 7 Box Active DIN Rail Thermal Magnetic 4A 277 V 125 V Lever 2 None - cULus, UL1077
1020000

1020000

CIRCUIT BRAKER 7A

Phoenix Contact

13 -
RFQ
1020000

Datasheet

TMC 7 Box Active DIN Rail Thermal Magnetic 7A 277 V 125 V Lever 2 None - cULus, UL1077
1020081

1020081

CIRCUIT BRAKER 63A

Phoenix Contact

12 -
RFQ
1020081

Datasheet

TMC 7 Box Active DIN Rail Thermal Magnetic 63A 277 V 125 V Lever 2 None - cULus, UL1077
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