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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
1C40UR1C40UR 40A MCB C CHAR 1 P 277VAC |
4,218 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 40A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1C50UR1C50UR 50A MCB C CHAR 1 P 277VAC |
2,410 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 50A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1C60UR1C60UR 60A MCB C CHAR 1 P 277VAC |
5,399 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 60A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1C63UR1C63UR 63A MCB C CHAR 1 P 277VAC |
9,764 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 63A | 277 V | - | Lever | 1 | None | - | CE |
|
|
1D40UR1D40UR 40A MCB D CHAR 1 P 277VAC |
6,623 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 40A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1D50UR1D50UR 50A MCB D CHAR 1 P 277VAC |
9,822 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 50A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1D60UR1D60UR 60A MCB D CHAR 1 P 277VAC |
3,245 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 60A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1D63UR1D63UR 63A MCB D CHAR 1 P 277VAC |
8,757 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 63A | 277 V | - | Lever | 1 | None | - | CE |
|
|
1DU7R1DU7R,7A MCB, D CHAR |
7,845 | - |
|
Datasheet | R | Bulk | Active | DIN Rail | Thermal Magnetic | 7A | 480 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B1.6UM1B1.6UM 1.6A CIRCUIT BREAKER B C |
7,379 | - |
|
Datasheet | V-EA | Bulk | Active | DIN Rail | Thermal Magnetic | 1.6A | 480 V | 42 V | Lever | 1 | None | - | CSA, UL508 |
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.
