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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
2479570000MCB 1077 2P B 3A ACDC |
1,162 | - |
|
Datasheet | - | Box | Active | - | - | - | - | - | - | - | - | - | - |
|
|
2479590000MCB 1077 2P B 5A ACDC |
3,101 | - |
|
Datasheet | - | Box | Active | - | - | - | - | - | - | - | - | - | - |
|
|
2479640000MCB 1077 2P B 12A ACDC |
3,019 | - |
|
Datasheet | - | Box | Active | - | - | - | - | - | - | - | - | - | - |
|
|
2479730000MCB 1077 2P B 50A ACDC |
4,792 | - |
|
Datasheet | - | Box | Active | - | - | - | - | - | - | - | - | - | - |
|
|
2479680000MCB 1077 2P B 20A ACDC |
1,903 | - |
|
Datasheet | - | Box | Active | - | - | - | - | - | - | - | - | - | - |
|
|
2479580000MCB 1077 2P B 4A ACDC |
2,142 | - |
|
Datasheet | - | Box | Active | - | - | - | - | - | - | - | - | - | - |
|
|
2478140000CB MCB 489 2P C 8A ACDC |
1,781 | - |
|
Datasheet | MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 8A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
|
2478850000CB MCB 489 2P D 4A ACDC |
2,508 | - |
|
Datasheet | MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 4A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
|
2477390000MCB 489 2P B 8A ACDC |
2,195 | - |
|
Datasheet | MCB 489 | Box | Active | DIN Rail | Thermal Magnetic | 8A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 5, UL489 |
|
|
2477340000MCB 489 2P B 3A ACDC |
2,451 | - |
|
Datasheet | MCB 489 | Box | Active | DIN Rail | Thermal Magnetic | 3A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 5, UL489 |
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.
