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Circuit Breakers

Browse available Circuit Breakers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.

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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
IUGN1-1-62-15.0-U Sensata-Airpax

IUGN1-1-62-15.0-U

CIR BRKR MAG-HYDR LEVER 15A

Sensata-Airpax

3,393 -
Datasheet IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A - - Toggle 1 - - -
5SY41108 Siemens

5SY41108

SUP PTOR 5SY4 1P 240V 10A 7.5K D

Siemens

3,691 -
Datasheet 5SY4 Bulk Active DIN Rail - 10A 400 V 72 V Lever 1 None - CB, CCC, CSA, IMQ, UR, VDE
5SJ41067HG42 Siemens

5SJ41067HG42

MCB 5SJ4 1P 277V 6A 10K C-TRIP

Siemens

2,887 -
Datasheet 5SJ4 Bulk Active DIN Rail - 6A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
5SJ41207HG42 Siemens

5SJ41207HG42

MCB 5SJ4 1P 277V 20A 10K C-TRIP

Siemens

4,420 -
Datasheet 5SJ4 Bulk Active DIN Rail - 20A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
5SY41028 Siemens

5SY41028

SUP PTOR 5SY4 1P 240V 2A 7.5K D-

Siemens

4,570 -
Datasheet 5SY4 Bulk Active DIN Rail - 2A 400 V 72 V Lever 1 None - CB, CCC, CSA, IMQ, RCM, UR, VDE
IUGN6-1-62-15.0 Sensata-Airpax

IUGN6-1-62-15.0

CIR BRKR MAG-HYDR LEVER 15A

Sensata-Airpax

4,001 -
Datasheet IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 250 V - Toggle 1 None - UL1077
7940102656 Weidmüller

7940102656

CIR BRKR MAG-HYDR 25A 240VAC

Weidmüller

2,003 -
Datasheet 9926 Box Active DIN Rail Magnetic (Hydraulic Delay) 25A 240 V - Lever 2 - - CE, CSA C22.2 No 5-02, UL489, VDE
7940126749 Weidmüller

7940126749

CIR BRKR MAG-HYDR 20A 240VAC

Weidmüller

2,129 -
Datasheet 9926 Box Active DIN Rail Magnetic (Hydraulic Delay) 20A 240 V - Lever 2 - - CE, CSA C22.2 No 5-02, UL489, VDE
5SY41088 Siemens

5SY41088

SUP PTOR 5SY4 1P 240V 8A 7.5K D-

Siemens

2,985 -
Datasheet SENTRON Box Active DIN Rail - 8A 400 V 72 V Lever 1 None - CCC, CE, EAC, UR, VDE
412-K14-LN2-20A E-T-A

412-K14-LN2-20A

CIR BRKR THRM 20A 115VAC 28VDC

E-T-A

3,694 -
Datasheet 412 Bulk Active Panel Mount Thermal 20A 115 V 28 V Push-Pull Plunger 1 None - CSA C22.2 No 235, UL1077
412-K14-LN2-15A E-T-A

412-K14-LN2-15A

CIR BRKR THRM 15A 115VAC 28VDC

E-T-A

4,413 -
Datasheet 412 Bulk Active Panel Mount Thermal 15A 115 V 28 V Push-Pull Plunger 1 None - CSA C22.2 No 235, UL1077
GMB632PC15 Carlo Gavazzi Inc.

GMB632PC15

CIR BRKR THERM 15A 240VAC/125VDC

Carlo Gavazzi Inc.

3,932 -
Datasheet GMB63 Box Active DIN Rail Thermal Magnetic 15A 240 V 125 V Lever 2 None - CSA C22.2 No 5, IEC 60947-2, UL489
GMB632PC60 Carlo Gavazzi Inc.

GMB632PC60

CIR BRKR THERM 60A 240VAC/125VDC

Carlo Gavazzi Inc.

2,665 -
Datasheet GMB63 Box Active DIN Rail Thermal Magnetic 60A 240 V 125 V Lever 2 None - CSA C22.2 No 5, IEC 60947-2, UL489
GMB632PC30 Carlo Gavazzi Inc.

GMB632PC30

CIR BRKR THERM 30A 240VAC/125VDC

Carlo Gavazzi Inc.

4,874 -
Datasheet GMB63 Box Active DIN Rail Thermal Magnetic 30A 240 V 125 V Lever 2 None - CSA C22.2 No 5, IEC 60947-2, UL489
IELK1-1-72-70.0-01-V Sensata-Airpax

IELK1-1-72-70.0-01-V

CIR BRKR 70A 240VAC 80VDC

Sensata-Airpax

3,358 -
Datasheet IEL Tray Active Panel Mount Magnetic (Hydraulic Delay) 70A 240 V 80 V Lever 1 None - UL1077
7940126716 Weidmüller

7940126716

CIR BRKR THRMMAG 2A 250VAC 80VDC

Weidmüller

3,181 -
Datasheet CB4200 Bulk Active DIN Rail Thermal Magnetic 2A 250 V 80 V Push to Reset 1 - - -
2D10UL Altech Corporation

2D10UL

CIR BRKR THRM-MAG 10A LEVER

Altech Corporation

1,124 -
Datasheet UL Bulk Active DIN Rail Thermal Magnetic 10A 480 V - Lever 2 None - CE, cULus, UL489
2D5UL Altech Corporation

2D5UL

CIR BRKR THRM-MAG 5A LEVER

Altech Corporation

2,922 -
Datasheet UL Bulk Active DIN Rail Thermal Magnetic 5A 480 V - Lever 2 None - CE, cULus, UL489
2D25UL Altech Corporation

2D25UL

2D25UL 25A CIRCUIT BREAKER D CHA

Altech Corporation

2,360 -
Datasheet UL Bulk Active DIN Rail Thermal Magnetic 25A 480 V - Lever 2 None - CE, cULus, UL489
5SJ41087HG42 Siemens

5SJ41087HG42

MCB 5SJ4 1P 277V 8A 10K C-TRIP

Siemens

4,566 -
Datasheet 5SJ4 Bulk Active DIN Rail - 8A 400 V 60 V Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
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WINSUN SOURCING SUPPORT

Need Circuit Breakers Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support
FREQUENTLY ASKED QUESTIONS

Circuit Breakers FAQ

Common questions about selecting, comparing and sourcing Circuit Breakers components through Winsun (HK) Electronics.

What should I check when selecting Circuit Breakers components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Circuit Breakers part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Circuit Breakers parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Circuit Breakers components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.