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ELECTRONIC COMPONENTS

Circuit Breakers

Explore Circuit Breakers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

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
3VA51124ED211AA0 Siemens

3VA51124ED211AA0

BRKR 3VA51 2P 125A 25KA FTFM NAV

Siemens

5,699
Datasheet SENTRON Box Active DIN Rail - 125A 415 V - Lever 2 None - CCC, CE, CSA, EAC, UL489, VDE
447-K-H-FN-125A E-T-A

447-K-H-FN-125A

CIR BRKR THRM-MAG 125A 28VDC

E-T-A

9,043
Datasheet 447 Bulk Active Chassis Mount Thermal Magnetic 125A - 28 V Push to Reset 1 None - CSA C22.2 No 235, UL1077
446-K-H-N-150A E-T-A

446-K-H-N-150A

CIR BRKR THRM-MAG 150A 28VDC

E-T-A

2,117
Datasheet 446 Bulk Active Chassis Mount Thermal Magnetic 150A - 28 V Push to Reset 1 - - CSA C22.2 No 235, UL1077
446-K-H-N-200A E-T-A

446-K-H-N-200A

CIR BRKR THRM-MAG 200A 28VDC

E-T-A

5,458
Datasheet 446 Bulk Active Chassis Mount Thermal Magnetic 200A - 28 V Push to Reset 1 - - CSA C22.2 No 235, UL1077
446-K-H-N-250A E-T-A

446-K-H-N-250A

CIR BRKR THRM-MAG 250A 28VDC

E-T-A

2,940
Datasheet 446 Bulk Active Chassis Mount Thermal Magnetic 250A - 28 V Push to Reset 1 - - CSA C22.2 No 235, UL1077
446-K-H-N-400A E-T-A

446-K-H-N-400A

CIR BRKR THRM-MAG 400A 28VDC

E-T-A

4,325
Datasheet 446 Bulk Active Chassis Mount Thermal Magnetic 400A - 28 V Push to Reset 1 - - CSA C22.2 No 235, UL1077
446-K-H-N-50A E-T-A

446-K-H-N-50A

CIR BRKR THRM-MAG 50A 28VDC

E-T-A

2,804
Datasheet 446 Bulk Active Chassis Mount Thermal Magnetic 50A - 28 V Push to Reset 1 - - CSA C22.2 No 235, UL1077
447-K-H-FN-160A E-T-A

447-K-H-FN-160A

CIR BRKR THRM-MAG 160A 28VDC

E-T-A

7,049
Datasheet 447 Bulk Active Chassis Mount Thermal Magnetic 160A - 28 V Push to Reset 1 None - CSA C22.2 No 235, UL1077
447-K-H-FN-200A E-T-A

447-K-H-FN-200A

CIR BRKR THRM-MAG 200A 28VDC

E-T-A

8,832
Datasheet 447 Bulk Active Chassis Mount Thermal Magnetic 200A - 28 V Push to Reset 1 None - CSA C22.2 No 235, UL1077
447-K-H-FN-225A E-T-A

447-K-H-FN-225A

CIR BRKR THRM-MAG 225A 28VDC

E-T-A

5,012
Datasheet 447 Bulk Active Chassis Mount Thermal Magnetic 225A - 28 V Push to Reset 1 None - CSA C22.2 No 235, UL1077
446-K-H-N-100A E-T-A

446-K-H-N-100A

CIR BRKR THRM 100A

E-T-A

4,566
Datasheet 446 Bulk Active Chassis Mount Thermal Magnetic 100A - 28 V Push to Reset 1 - - CSA C22.2 No 235, UL1077
446-K-H-N-350A E-T-A

446-K-H-N-350A

CIRC BRKR THRM MAGNETIC

E-T-A

5,792
Datasheet 446 Bulk Active Chassis Mount Thermal Magnetic 350A - 28 V Push to Reset 1 None - CSA C22.2 No 235, UL1077
447-K-H-FN-300A E-T-A

447-K-H-FN-300A

CIR BRKR THRM-MAG 300A 28VDC

E-T-A

5,266
Datasheet 447 Bulk Active Chassis Mount Thermal Magnetic 300A - 28 V Push to Reset 1 None - CSA C22.2 No 235, UL1077
AP12-1R-62F-203 Sensata-Airpax

AP12-1R-62F-203

CIR BRKR HYD MAG

Sensata-Airpax

6,951
Datasheet AP Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 20A 240 V 50 V Toggle 2 None - CSA, UL1077
AP12-1RC-61F-103 Sensata-Airpax

AP12-1RC-61F-103

CIR BRKR HYD MAG

Sensata-Airpax

8,960
Datasheet AP Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 10A 240 V 50 V Toggle 2 None - CSA, UL1077
AP12-1R-65F-103 Sensata-Airpax

AP12-1R-65F-103

CIR BRKR HYD MAG

Sensata-Airpax

5,947
Datasheet AP Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 10A 240 V 50 V Toggle 2 None - CSA, UL1077
AP12-1RC-51F-153 Sensata-Airpax

AP12-1RC-51F-153

CIR BRKR HYD MAG

Sensata-Airpax

8,854
Datasheet AP Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 240 V 50 V Toggle 2 None - CSA, UL1077
AP12-1R-52F-203 Sensata-Airpax

AP12-1R-52F-203

CIR BRKR HYD MAG

Sensata-Airpax

8,428
Datasheet AP Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 240 V 50 V Toggle 2 None - CSA, UL1077
AP12-1R-41F-202 Sensata-Airpax

AP12-1R-41F-202

CIR BRKR HYD MAG

Sensata-Airpax

5,582
Datasheet AP Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 2A 240 V 50 V Toggle 2 None - CSA, UL1077
AP12-1R-62F-502 Sensata-Airpax

AP12-1R-62F-502

CIR BRKR HYD MAG

Sensata-Airpax

8,624
Datasheet AP Bulk Active Panel Mount Magnetic (Hydraulic Delay) 5A 240 V 50 V Toggle 2 None - CSA, UL1077
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FAQ

Frequently Asked Questions

What are Circuit Breakers components used for?

Circuit Breakers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Circuit Breakers part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Circuit Breakers parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.

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