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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
5SJ41256HG40 Siemens electronic component

5SJ41256HG40

MCB 5SJ4 1P 240V 25A SAME PH 14K

Siemens

1
RFQ

Datasheet

SENTRON Box Active DIN Rail - 25A 400 V 60 V Lever 1 None - CCC, CE, EAC, UL489
5SJ41028HG40 Siemens electronic component

5SJ41028HG40

MCB 5SJ4 1P 240V 2A SAME PH 14K

Siemens

9,877
RFQ

Datasheet

SENTRON Box Active DIN Rail - 2A 400 V 60 V Lever 1 None - CCC, CE, EAC, UL489
2800903 Phoenix Contact electronic component

2800903

CIR BRKR SOLID STATE 3A 24VDC

Phoenix Contact

1
RFQ

Datasheet

CB Bulk Active Holder Solid State 3A - 24 V - 1 - - -
2800902 Phoenix Contact electronic component

2800902

CIR BRKR SOLID STATE 2A 24VDC

Phoenix Contact

1
RFQ

Datasheet

CB Bulk Active Holder Solid State 2A - 24 V - 1 - - -
2800916 Phoenix Contact electronic component

2800916

CIR BRKR SOLID STATE 2A 24VDC

Phoenix Contact

1
RFQ

Datasheet

CB Bulk Active Holder Solid State 2A - 24 V - 1 - - -
2800918 Phoenix Contact electronic component

2800918

CIR BRKR SOLID STATE 4A 24VDC

Phoenix Contact

9,324
RFQ

Datasheet

CB Bulk Active Holder Solid State 4A - 24 V - 1 - - -
REX12-TA1-107-DC24V-4A E-T-A electronic component

REX12-TA1-107-DC24V-4A

CIR BRKR 4A 24VDC PUSH TO RESET

E-T-A

1
RFQ

Datasheet

REX12 Box Active Holder Solid State 4A - 30 V Push to Reset 1 Green, Orange, Red - UL1310, UL2367, UL508
2D4UM Altech Corporation electronic component

2D4UM

CIR BRKR THRM-MAG 4A LEVER

Altech Corporation

6,992
RFQ

Datasheet

V-EA Bulk Active DIN Rail Thermal Magnetic 4A 480 V 80 V Lever 2 None - CSA, UL508, VDE
5531066 Phoenix Contact electronic component

5531066

CIR BRKR THRMMAG 4A 250VAC 80VDC

Phoenix Contact

4,986
RFQ

-

TMC Bulk Active DIN Rail Thermal Magnetic 4A 250 V 80 V Push to Reset 1 - - -
REX12-TA1-107-DC24V-10A E-T-A electronic component

REX12-TA1-107-DC24V-10A

CIR BRKR 10A 24VDC PUSH TO RESET

E-T-A

1
RFQ

Datasheet

REX12 Box Active Holder Solid State 10A - 30 V Push to Reset 1 Green, Orange, Red - UL1310, UL2367, UL508
808-H-0.5A E-T-A electronic component

808-H-0.5A

CIR BRKR 500MA 120VAC 60VDC

E-T-A

9,954
RFQ

Datasheet

808 Bulk Active PCB Magnetic 500mA 120 V 60 V Push-Pull Plunger 1 None - CSA C22.2 No 235, UL1077
5SJ41057HG41 Siemens electronic component

5SJ41057HG41

MCB 5SJ4 1P 240V 0.5A 14K C-TRIP

Siemens

1
RFQ

Datasheet

SENTRON Box Active DIN Rail - 500mA 400 V 60 V Lever 1 None - CSA, IEC, UL489
2907679 Phoenix Contact electronic component

2907679

CIR BRKR 5A 480VAC 125VDC

Phoenix Contact

1
RFQ

Datasheet

TMC 8 Box Active DIN Rail Thermal Magnetic 5A 480 V 125 V Lever 3 - - cULus, UL489
2907608 Phoenix Contact electronic component

2907608

CIR BRKR 2A 480VAC 125VDC

Phoenix Contact

8,814
RFQ

Datasheet

TMC 8 Box Active DIN Rail Thermal Magnetic 2A 480 V 125 V Lever 3 - - cULus, UL489
2907678 Phoenix Contact electronic component

2907678

CIR BRKR 4A 480VAC 125VDC

Phoenix Contact

4,208
RFQ

Datasheet

TMC 8 Box Active DIN Rail Thermal Magnetic 4A 480 V 125 V Lever 3 - - cULus, UL489
5SY41208 Siemens electronic component

5SY41208

SUP PTOR 5SY4 1P 240V 20A 7.5K D

Siemens

1
RFQ

Datasheet

SENTRON Box Active DIN Rail - 20A 400 V 72 V Lever 1 None - CCC, CE, EAC, UR, VDE
2478880000 Weidmüller electronic component

2478880000

CB MCB 489 2P D 8A ACDC

Weidmüller

1
RFQ

Datasheet

MCB 489 Bulk Active DIN Rail Thermal Magnetic 8A 480 V 125 V Lever 2 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2478990000 Weidmüller electronic component

2478990000

CB MCB 489 2P D 40A ACDC

Weidmüller

8,600
RFQ

Datasheet

MCB 489 Bulk Active DIN Rail Thermal Magnetic 40A 240 V 125 V Lever 2 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2478100000 Weidmüller electronic component

2478100000

CB MCB 489 2P C 4A ACDC

Weidmüller

4,374
RFQ

Datasheet

MCB 489 Bulk Active DIN Rail Thermal Magnetic 4A 480 V 125 V Lever 2 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
5SJ41108HG41 Siemens electronic component

5SJ41108HG41

MCB 5SJ4 1P 240V 10A 14K D-TRIP

Siemens

1
RFQ

Datasheet

5SJ4 Bulk Active DIN Rail - 10A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL489, 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.