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Circuit Breakers

Photo Mfr. Part # Availability 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
AP12-21074-1 Sensata-Airpax electronic component

AP12-21074-1

CIR BRKR HYD MAG

Sensata-Airpax

9,944
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
3VA51105EF310AA0 Siemens electronic component

3VA51105EF310AA0

BRKR 3VA51 3P 100A 35KA ATAM

Siemens

3,099
RFQ

Datasheet

SENTRON Box Active DIN Rail - 100A 690 V - Lever 3 None - CCC, CE, CSA, EAC, UL489, VDE
520-K-4-04-SI-16A E-T-A electronic component

520-K-4-04-SI-16A

CIR BRKR 16A 240VAC 110VDC

E-T-A

7,663
RFQ

Datasheet

520 Bulk Active Panel Mount Thermal Magnetic 16A 240 V 110 V Lever 2 None - UL1077
520-K-4-02-20A E-T-A electronic component

520-K-4-02-20A

CIR BRKR THRM 20A

E-T-A

3,018
RFQ

Datasheet

520 Bulk Active Panel Mount Thermal Magnetic 20A 240 V 110 V Lever 2 None - UL1077
520-K-4-01-SI-100A E-T-A electronic component

520-K-4-01-SI-100A

CR BKR THRMAG 100A 500VAC/110VDC

E-T-A

6,102
RFQ

Datasheet

520 Bulk Active Panel Mount Thermal Magnetic 100A 240 V 110 V Lever 2 None - UL1077
520-K-01-SI-80A E-T-A electronic component

520-K-01-SI-80A

CIRC BRKR THRM MAGNETIC

E-T-A

3,458
RFQ

Datasheet

520 Bulk Active Panel Mount Thermal Magnetic 80A 240 V 110 V Lever 2 None - UL1077
520-K-4-02-32A E-T-A electronic component

520-K-4-02-32A

CIRC BRKR THRM

E-T-A

4,985
RFQ

-

520 Bulk Active Panel Mount Thermal Magnetic 32A 240 V 110 V Toggle 2 None - CSA C22.2 No 235, UL1077
3VA51114ED321AA0 Siemens electronic component

3VA51114ED321AA0

BRKR 3VA51 3P 110A 25KA FTFM NAV

Siemens

4,550
RFQ

Datasheet

SENTRON Box Active DIN Rail - 110A 690 V - Lever 3 None - CCC, UL489
FA3-B0-22-815-12A-FG Carling Technologies electronic component

FA3-B0-22-815-12A-FG

CIRCUIT BREAKER

Carling Technologies

5,797
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 150A 277 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-22-815-32A-7G Carling Technologies electronic component

FA3-B0-22-815-32A-7G

CIRCUIT BREAKER

Carling Technologies

5,334
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 150A 208 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-24-820-12A-CG Carling Technologies electronic component

FA3-B0-24-820-12A-CG

CIRCUIT BREAKER

Carling Technologies

7,282
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 200A 240 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-24-825-52A-7G Carling Technologies electronic component

FA3-B0-24-825-52A-7G

CIRCUIT BREAKER

Carling Technologies

2,406
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 250A 208 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-22-912-12A-FG Carling Technologies electronic component

FA3-B0-22-912-12A-FG

CIRCUIT BREAKER

Carling Technologies

4,186
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 125A 277 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-24-820-11A-CG Carling Technologies electronic component

FA3-B0-24-820-11A-CG

CIRCUIT BREAKER

Carling Technologies

3,714
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 200A 240 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-16-810-12A-BG Carling Technologies electronic component

FA3-B0-16-810-12A-BG

CIRCUIT BREAKER

Carling Technologies

4,010
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 100A 277 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-22-815-12A-CG Carling Technologies electronic component

FA3-B0-22-815-12A-CG

CIRCUIT BREAKER

Carling Technologies

6,908
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 150A 240 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-24-917-12A-CG Carling Technologies electronic component

FA3-B0-24-917-12A-CG

CIRCUIT BREAKER

Carling Technologies

4,513
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 175A 240 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-11-820-1BA-BG Carling Technologies electronic component

FA3-B0-11-820-1BA-BG

CIRCUIT BREAKER

Carling Technologies

7,842
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 200A 277 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-24-815-12A-CG Carling Technologies electronic component

FA3-B0-24-815-12A-CG

CIRCUIT BREAKER

Carling Technologies

7,671
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 150A 240 V 125 V Lever 3 None - CCC, cULus, UL489
FA3-B0-22-810-1DA-7G Carling Technologies electronic component

FA3-B0-22-810-1DA-7G

CIRCUIT BREAKER

Carling Technologies

4,829
RFQ

Datasheet

F Bulk Active Chassis Mount Magnetic (Hydraulic Delay) 100A 208 V 125 V Lever 3 None - CCC, cULus, UL489

Circuit Breakers Electronic Components

Explore Circuit Breakers electronic components, related subcategories, product specifications, datasheets and sourcing options. We support original component procurement, BOM sourcing and RFQ services for engineers, distributors and global buyers.

Frequently Asked Questions

Q1: What products are included in Circuit Breakers?
This category includes related Circuit Breakers subcategories and electronic components from multiple manufacturers. Select a lower-level category to view available part numbers.

Q2: Can I request a quotation for Circuit Breakers components?
Yes. Send us the part numbers and required quantities, and our team will provide sourcing and quotation support.

Q3: Are datasheets and technical information available?
Yes. Datasheets and technical information are available on supported final product pages and product listings.

Q4: Do you support BOM sourcing?
Yes. We support BOM matching, component procurement and alternative sourcing for Circuit Breakers and other electronic components.