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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
2478190000 Weidmüller electronic component

2478190000

CB MCB 489 2P C 16A ACDC

Weidmüller

2,071
RFQ

Datasheet

MCB 489 Bulk Active DIN Rail Thermal Magnetic 16A 480 V 125 V Lever 2 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
5SJ41186HG40 Siemens electronic component

5SJ41186HG40

MCB 5SJ4 1P 240V 15A SAME PH 14K

Siemens

1
RFQ

Datasheet

SENTRON Box Active DIN Rail - 15A 400 V 60 V Lever 1 None - CCC, CE, EAC, UL489
5SJ41137HG40 Siemens electronic component

5SJ41137HG40

MCB 5SJ4 1P 240V 13A SAME PH 14K

Siemens

3,232
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 13A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL, VDE
4230-T120-K0CU-10A E-T-A electronic component

4230-T120-K0CU-10A

CIR BRKR THERM 10A 480VAC/125VDC

E-T-A

1
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 10A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0CU-2A E-T-A electronic component

4230-T120-K0CU-2A

CIR BRK THERM-M 2A 480VAC/125VDC

E-T-A

1
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 2A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0CU-50A E-T-A electronic component

4230-T120-K0CU-50A

CIR BRKR THERM 50A 480VAC/125VDC

E-T-A

1
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 50A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0DU-20A E-T-A electronic component

4230-T120-K0DU-20A

CIR BRKR THERM 20A 480VAC/125VDC

E-T-A

1
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 20A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0DU-63A E-T-A electronic component

4230-T120-K0DU-63A

CIR BRKR THERM 63A 480VAC/125VDC

E-T-A

1
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 63A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0CU-35A E-T-A electronic component

4230-T120-K0CU-35A

CIR BRKR THERM 35A 480VAC/125VDC

E-T-A

1
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 35A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
IUGZX4-22467-2 Sensata-Airpax electronic component

IUGZX4-22467-2

CIR BRKR MAG-HYDR ROCKER

Sensata-Airpax

7,948
RFQ

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 240 V - Rocker 1 None - UL1077
5SJ41407HG40 Siemens electronic component

5SJ41407HG40

MCB 5SJ4 1P 240V 40A SAME PH 14K

Siemens

1
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 40A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL, VDE
5SJ41157HG40 Siemens electronic component

5SJ41157HG40

MCB 5SJ4 1P 240V 1.6A SAME PH 14

Siemens

1
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 1.6A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL, VDE
5SJ41118HG40 Siemens electronic component

5SJ41118HG40

MCB 5SJ4 1P 240V 5A SAME PH 14K

Siemens

4,044
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 5A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL, VDE
5SJ41208HG40 Siemens electronic component

5SJ41208HG40

MCB 5SJ4 1P 240V 20A SAME PH 14K

Siemens

2,377
RFQ

Datasheet

SENTRON Box Active DIN Rail - 20A 400 V 60 V Lever 1 None - CCC, CE, EAC, UL489
3E10UM Altech Corporation electronic component

3E10UM

CIR BRKR THRM-MAG 10A LEVER

Altech Corporation

1
RFQ

Datasheet

V-EA Bulk Active DIN Rail Thermal Magnetic 10A 480 V - Lever 3 None - CSA, UL508
5SJ41117HG41 Siemens electronic component

5SJ41117HG41

MCB 5SJ4 1P 240V 5A 14K C-TRIP

Siemens

5,756
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 5A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
5SJ41017HG41 Siemens electronic component

5SJ41017HG41

MCB 5SJ4 1P 240V 1A 14K C-TRIP

Siemens

1
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 1A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
5SJ41137HG41 Siemens electronic component

5SJ41137HG41

MCB 5SJ4 1P 240V 13A 14K C-TRIP

Siemens

1
RFQ

Datasheet

SENTRON Box Active DIN Rail - 13A 400 V 60 V Lever 1 None - CCC, CE, EAC, UL489, VDE
5SJ41028HG42 Siemens electronic component

5SJ41028HG42

MCB 5SJ4 1P 277V 2A 10K D-TRIP

Siemens

1
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 2A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
5SY41168 Siemens electronic component

5SY41168

SUP PTOR 5SY4 1P 240V 16A 7.5K D

Siemens

3,647
RFQ

Datasheet

SENTRON Box Active DIN Rail - 16A 400 V 72 V Lever 1 None - CCC, CE, EAC, UR, VDE
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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.