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
3RV20211CA10

3RV20211CA10

MSP S0 1.8 - 2.5A SCREW

Siemens

14 -
RFQ
3RV20211CA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 2.5A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
3RV20211GA10

3RV20211GA10

MSP S0 4.5 - 6.3A SCREW

Siemens

5 -
RFQ
3RV20211GA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 6.3A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
W69-X2Q12-30

W69-X2Q12-30

CIR BRKR MAG-HYDR 30A 277VAC

TE Connectivity Potter & Brumfield Relays

20 -
RFQ
W69-X2Q12-30

Datasheet

W6 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 30A 277 V - Lever 3 - - -
CX2-B0-14-620-22A-06C

CX2-B0-14-620-22A-06C

CIR BRKR MAG-HYDR 20A 600VDC

Carling Technologies

25 -
RFQ
CX2-B0-14-620-22A-06C

Datasheet

CX Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A - 600 V Lever 2 None - CCC, cULus, cURus, TUV, UL1077
5SJ43258HG42

5SJ43258HG42

MCB 5SJ4 3P 480/277 25A 10K D-TR

Siemens

2 -
RFQ
5SJ43258HG42

Datasheet

SENTRON Box Active DIN Rail - 25A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489
5SJ43027HG42

5SJ43027HG42

_MCB 5SJ4 3P 480/277 2A 10K C-TR

Siemens

2 -
RFQ
5SJ43027HG42

Datasheet

SENTRON Box Active DIN Rail - 2A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489, VDE
5SJ43167HG42

5SJ43167HG42

MCB 5SJ4 3P 480/277 16A 10K C-TR

Siemens

3 -
RFQ
5SJ43167HG42

Datasheet

SENTRON Box Active DIN Rail - 16A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489
5SJ43037HG42

5SJ43037HG42

MCB 5SJ4 3P 480/277 3A 10K C-TRI

Siemens

3 -
RFQ
5SJ43037HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 3A 400 V 125 V Lever 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV20211FA10

3RV20211FA10

MSP S0 3.5 - 5A SCREW

Siemens

13 -
RFQ
3RV20211FA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 5A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
3RV20111DA20

3RV20111DA20

MSP S00 2.2-3.2A SPRING

Siemens

23 -
RFQ
3RV20111DA20

Datasheet

3RV2 Bulk Active DIN Rail Thermal 3.2A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
3RV20111HA10

3RV20111HA10

MSP S00 5.5-8A SCREW

Siemens

10 -
RFQ
3RV20111HA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 8A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
3RV20111EA20

3RV20111EA20

MSP S00 2.8-4A SPRING

Siemens

4 -
RFQ
3RV20111EA20

Datasheet

3RV2 Bulk Active DIN Rail Thermal 4A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
5SJ43407HG42

5SJ43407HG42

MCB 5SJ4 3P 480/277 40A 10K C-TR

Siemens

2 -
RFQ
5SJ43407HG42

Datasheet

SENTRON Box Active DIN Rail - 40A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489
5SJ43357HG42

5SJ43357HG42

MCB 5SJ4 3P 480/277 35A 10K C-TR

Siemens

2 -
RFQ
5SJ43357HG42

Datasheet

SENTRON Box Active DIN Rail - 35A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489
5SJ43108HG42

5SJ43108HG42

MCB 5SJ4 3P 480/277 10A 10K D-TR

Siemens

2 -
RFQ
5SJ43108HG42

Datasheet

SENTRON Box Active DIN Rail - 10A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489, VDE
3RV23214BC10

3RV23214BC10

CIRCUIT-BREAKER S0 20A NO OVERLO

Siemens

19 -
RFQ
3RV23214BC10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 20A 690 V - Rotary 3 None - CCC, CSA, EAC, UL
3RV20111EA15

3RV20111EA15

MSP S00 2.8-4A AUX 1NO 1NC SCREW

Siemens

5 -
RFQ
3RV20111EA15

Datasheet

3RV2 Bulk Active DIN Rail Thermal 4A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
3RV10110FA10

3RV10110FA10

MSP,GROUP TAP,S00,CL10,0.35-0.5A

Siemens

2 -
RFQ
3RV10110FA10

Datasheet

3RV1 Bulk Active DIN Rail Thermal 500mA 690 V - Rocker 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
3RV20111JA20

3RV20111JA20

MSP S00 7-10A SPRING

Siemens

4 -
RFQ
3RV20111JA20

Datasheet

3RV2 Bulk Active DIN Rail Thermal 10A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
452-K14-LN2-100A

452-K14-LN2-100A

CIR BRKR THRM-MAG 100A 28VDC

E-T-A

16 -
RFQ
452-K14-LN2-100A

Datasheet

452 Bulk Active Panel Mount Thermal Magnetic 100A - 28 V Push-Pull Plunger 1 None - CSA C22.2 No 235, UL1077
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