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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
2480770000CB PROTECTOR 1077 1P D 3A ACDC |
2,567 | - |
|
Datasheet | MCB 1077 | Bulk | Active | DIN Rail | Thermal Magnetic | 3A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL1077, VDE |
|
|
2480150000CB PROTECTOR 1077 1P C 20A ACDC |
1,998 | - |
|
Datasheet | MCB 1077 | 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, UL1077, VDE |
|
|
2480060000CB PROTECTOR 1077 1P C 4A ACDC |
4,373 | - |
|
Datasheet | MCB 1077 | Bulk | Active | DIN Rail | Thermal Magnetic | 4A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL1077, VDE |
|
1278950000CIR BRKR THRM 1A 250VAC 65VDC |
4,028 | - |
|
Datasheet | 1180 | Bulk | Active | Holder | Thermal | 1A | 250 V | 72 V | Push-Push | 1 | - | - | CSA C22.2 No 235, UL1077, VDE |
|
|
2478010000CB MCB 489 1P C 50A ACDC |
4,042 | - |
|
Datasheet | MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 50A | 120 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
|
2478720000CB MCB 489 1P D 30A ACDC |
3,904 | - |
|
Datasheet | MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 30A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
|
7940102585CIR BRKR MAG-HYDR 25A 120VAC |
1,117 | - |
|
Datasheet | 9926 | Box | Active | DIN Rail | Magnetic (Hydraulic Delay) | 25A | 120 V | - | Lever | 1 | - | - | CE, CSA C22.2 No 5-02, UL489, VDE |
|
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2515520000CB MCB 489 1P D 5A ACDC |
1,514 | - |
|
Datasheet | MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 5A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
|
2477880000CB MCB 489 1P C 7A ACDC |
3,518 | - |
|
Datasheet | MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 7A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
|
2478640000CB MCB 489 1P D 8A ACDC |
2,902 | - |
|
Datasheet | MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 8A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
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.
