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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
W57-XF6A4A10-10 TE Connectivity Potter & Brumfield Relays

W57-XF6A4A10-10

CIR BRKR THRM 10A 250VAC

TE Connectivity Potter & Brumfield Relays

2,504 -
Datasheet W57 Tray Active Panel Mount Thermal 10A 250 V - Push to Reset 1 - - -
UPL1-1REC4-25138-1 Sensata-Airpax

UPL1-1REC4-25138-1

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

200 -
Datasheet UPL Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) - - - Lever 1 - - -
CBW57-PB-10A-X OptiFuse

CBW57-PB-10A-X

CIR BRKR THRM 10A 250VAC 32VDC

OptiFuse

163 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 10A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-10A-P OptiFuse

CBW57-PS-10A-P

CIR BRKR THRM 10A 250VAC 32VDC

OptiFuse

1,196 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 10A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
1115-F111-P1T1-15A E-T-A

1115-F111-P1T1-15A

CIRC BRKR THRM

E-T-A

980 -
Datasheet 1115 Bulk Obsolete Panel Mount Thermal 15A 250 V 32 V Rocker 1 None - TUV, UL1077
W54-XA4A18A10-25 TE Connectivity Potter & Brumfield Relays

W54-XA4A18A10-25

CIR BRKR THRM 25A 250VAC

TE Connectivity Potter & Brumfield Relays

5,220 -
Datasheet W54 Tray Active Panel Mount Thermal 25A 250 V - Push to Reset 1 - - -
9-1423674-4 TE Connectivity Potter & Brumfield Relays

9-1423674-4

W54-XA4A18A10-25=CKTBKR THERM

TE Connectivity Potter & Brumfield Relays

23,047 -
Datasheet * Tray Active - - - - - - - - - -
ATR20-A-63S-WB2-B-15.0A-2 Sensata-Airpax

ATR20-A-63S-WB2-B-15.0A-2

CIR BRKR THRM 15A 250VAC 50VDC

Sensata-Airpax

8,591 -
Datasheet ATR20 Bulk Obsolete Panel Mount Thermal 15A 250 V 50 V Push to Reset 1 - - -
CBW57-PS-25A-5XD OptiFuse

CBW57-PS-25A-5XD

CIR BRKR THRM 25A 250VAC 32VDC

OptiFuse

143 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 25A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-15A OptiFuse

CBW57-PS-15A

CIR BRKR THRM 15A 250VAC 32VDC

OptiFuse

3,302 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 15A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-10A OptiFuse

CBW57-PS-10A

CIR BRKR THRM 10A 250VAC 32VDC

OptiFuse

3,107 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 10A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-15A-1X OptiFuse

CBW57-PS-15A-1X

CIR BRKR THRM 15A 250VAC 32VDC

OptiFuse

997 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 15A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-10A-1X OptiFuse

CBW57-PS-10A-1X

CIR BRKR THRM 10A 250VAC 32VDC

OptiFuse

989 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 10A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-5A OptiFuse

CBW57-PS-5A

CIR BRKR THRM 5A 250VAC 32VDC

OptiFuse

764 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 5A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-20A OptiFuse

CBW57-PS-20A

CIR BRKR THRM 20A 250VAC 32VDC

OptiFuse

713 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 20A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-30A OptiFuse

CBW57-PS-30A

CIR BRKR THRM 30A 250VAC 32VDC

OptiFuse

701 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 30A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-25A OptiFuse

CBW57-PS-25A

CIR BRKR THRM 25A 250VAC 32VDC

OptiFuse

636 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 25A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-20A-1X OptiFuse

CBW57-PS-20A-1X

CIR BRKR THRM 20A 250VAC 32VDC

OptiFuse

480 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 20A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-5A-1X OptiFuse

CBW57-PS-5A-1X

CIR BRKR THRM 5A 250VAC 32VDC

OptiFuse

456 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 5A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
CBW57-PS-3A-1X OptiFuse

CBW57-PS-3A-1X

CIR BRKR THRM 3A 250VAC 32VDC

OptiFuse

262 -
Datasheet CBW57 Bulk Active Panel Mount Thermal 3A 250 V 50 V Push to Reset 1 None - cURus, IP 40, SAE J1171, UL 1077, UL 1500
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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.