Circuit Breakers
Use the filters and product table below to compare Circuit Breakers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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-XB7A4A10-5CIR BRKR THRM 5A 250VAC |
905 | - |
|
Datasheet | W57 | Tray | Active | Panel Mount | Thermal | 5A | 250 V | - | Push to Reset | 1 | - | - | - |
|
W28-XQ1A-3CIR BRKR THRM 3A 250VAC 32VDC |
39,305 | - |
|
Datasheet | W28 | Bulk | Active | Panel Mount | Thermal | 3A | 250 V | 32 V | Push to Reset | 1 | - | - | - |
|
W54-XB1A4A10-20CIR BRKR THRM 20A 250VAC |
10,916 | - |
|
Datasheet | W54 | Tray | Active | Panel Mount | Thermal | 20A | 250 V | - | Push to Reset | 1 | - | - | - |
|
|
W57-XB7A4A10-20CIR BRKR THRM 20A 250VAC |
7,603 | - |
|
Datasheet | W57 | Tray | Active | Panel Mount | Thermal | 20A | 250 V | - | Push to Reset | 1 | - | - | - |
|
W54-XB1A4A10-30CIR BRKR THRM 30A 250VAC |
4,175 | - |
|
Datasheet | W54 | Tray | Active | Panel Mount | Thermal | 30A | 250 V | - | Push to Reset | 1 | - | - | - |
|
W51-A121B1-15CIR BRKR THRM 15A 125VAC 50VDC |
18,281 | - |
|
Datasheet | W51 | Tray | Active | Panel Mount | Thermal | 15A | 125 V | 50 V | Rocker | 1 | Red | - | - |
|
W57-XB1A7A10-5CIR BRKR THRM 5A 250VAC |
9,735 | - |
|
Datasheet | W57 | Tray | Active | Panel Mount | Thermal | 5A | 250 V | - | Push to Reset | 1 | - | - | - |
|
|
W28-XQ1A-8CIR BRKR THRM 8A 250VAC 32VDC |
2,598 | - |
|
Datasheet | W28 | Bulk | Active | Panel Mount | Thermal | 8A | 250 V | 32 V | Push to Reset | 1 | - | - | - |
|
|
W28-XQ1A-4CIR BRKR THRM 4A 250VAC 32VDC |
2,324 | - |
|
Datasheet | W28 | Bulk | Active | Panel Mount | Thermal | 4A | 250 V | 32 V | Push to Reset | 1 | - | - | - |
|
|
W28-XQ1A-20CIR BRKR THRM 20A 250VAC 32VDC |
529 | - |
|
Datasheet | W28 | Bulk | Active | Panel Mount | Thermal | 20A | 250 V | 32 V | Push to Reset | 1 | - | - | - |
Circuit Breakers FAQ
Common questions about filtering, comparing and sourcing Circuit Breakers components.
How can I narrow the Circuit Breakers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific Circuit Breakers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
