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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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Datasheets & Specifications Access technical references quickly
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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
1020074 Phoenix Contact

1020074

CIRCUIT BRAKER 20A

Phoenix Contact

4,636 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 20A 277 V 125 V Lever 2 None - cULus, UL1077
1019934 Phoenix Contact

1019934

CIRCUIT BRAKER 5A

Phoenix Contact

4,872 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 5A 277 V 125 V Lever 2 None - cULus, UL1077
1019932 Phoenix Contact

1019932

CIRCUIT BREAKER 3A

Phoenix Contact

1,272 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 3A 277 V 125 V Lever 2 None - cULus, UL1077
1020066 Phoenix Contact

1020066

CIRCUIT BRAKER 6A

Phoenix Contact

1,277 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 6A 277 V 125 V Lever 2 None - cULus, UL1077
1020013 Phoenix Contact

1020013

CIRCUIT BRAKER 60A

Phoenix Contact

2,994 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 60A 277 V 125 V Lever 2 None - cULus, UL1077
1020003 Phoenix Contact

1020003

CIRCUIT BRAKER 12A

Phoenix Contact

2,852 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 12A 277 V 125 V Lever 2 None - cULus, UL1077
1020006 Phoenix Contact

1020006

CIRCUIT BRAKER 16A

Phoenix Contact

4,172 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 16A 277 V 125 V Lever 2 None - cULus, UL1077
1019938 Phoenix Contact

1019938

CIRCUIT BRAKER 10A

Phoenix Contact

4,237 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 10A 277 V 125 V Lever 2 None - cULus, UL1077
1020011 Phoenix Contact

1020011

CIRCUIT BRAKER 40A

Phoenix Contact

3,638 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 40A 277 V 125 V Lever 2 None - cULus, UL1077
1019943 Phoenix Contact

1019943

CIRCUIT BRAKER 20A

Phoenix Contact

2,160 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 20A 277 V 125 V Lever 2 None - cULus, UL1077
1020073 Phoenix Contact

1020073

CIRCUIT BRAKER 16A

Phoenix Contact

2,805 -
Datasheet TMC 7 Box Active DIN Rail Thermal Magnetic 16A 277 V 125 V Lever 2 None - cULus, UL1077
2-5700-IG1-P10-1.5A E-T-A

2-5700-IG1-P10-1.5A

CIR BRKR THRM 1.5A 250VAC 50VDC

E-T-A

1,659 -
Datasheet 2-5700 Bulk Active Panel Mount Thermal 1.5A 250 V 50 V Push-Push 1 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
7940102578 Weidmüller

7940102578

CIR BRKR MAG-HYDR 8A 120VAC

Weidmüller

1,299 -
Datasheet 9926 Box Active DIN Rail Magnetic (Hydraulic Delay) 8A 120 V - Lever 1 - - CE, CSA C22.2 No 235, UL1077, VDE
2478020000 Weidmüller

2478020000

CB MCB 489 1P C 60A ACDC

Weidmüller

4,400 -
Datasheet MCB 489 Bulk Active DIN Rail Thermal Magnetic 60A 120 V 60 V Lever 1 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2478580000 Weidmüller

2478580000

CB MCB 489 1P D 2A ACDC

Weidmüller

4,709 -
Datasheet MCB 489 Bulk Active DIN Rail Thermal Magnetic 2A 277 V 60 V Lever 1 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2477790000 Weidmüller

2477790000

CB MCB 489 1P C 1A ACDC

Weidmüller

3,203 -
Datasheet MCB 489 Bulk Active DIN Rail Thermal Magnetic 1A 277 V 60 V Lever 1 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2-5700-IG1-P10-2.5A E-T-A

2-5700-IG1-P10-2.5A

CIR BRKR THRM 2.5A 250VAC 50VDC

E-T-A

3,702 -
Datasheet 2-5700 Bulk Active Panel Mount Thermal 2.5A 250 V 50 V Push-Push 1 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
7940102576 Weidmüller

7940102576

CIR BRKR MAG-HYDR 6A 120VAC

Weidmüller

1,759 -
Datasheet 9926 Box Active DIN Rail Magnetic (Hydraulic Delay) 6A 120 V - Lever 1 - - CE, CSA C22.2 No 235, UL1077, VDE
7940102581 Weidmüller

7940102581

CIR BRKR MAG-HYDR 13A 120VAC

Weidmüller

1,766 -
Datasheet 9926 Box Active DIN Rail Magnetic (Hydraulic Delay) 13A 120 V - Lever 1 - - CE, CSA C22.2 No 235, UL1077, VDE
2478700000 Weidmüller

2478700000

CB MCB 489 1P D 20A ACDC

Weidmüller

1,635 -
Datasheet MCB 489 Bulk Active DIN Rail Thermal Magnetic 20A 277 V 60 V Lever 1 None - CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, 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.