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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
1B13UR1B13UR 13A MCB B CHAR 1 P 277VAC |
9,900 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 13A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B15UR1B15UR 15A MCB B CHAR 1 P 277VAC |
4,521 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 15A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B16UR1B16UR 16A MCB B CHAR 1 P 277VAC |
6,907 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 16A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B1UR1B1UR 1A MCB B CHAR 1 P 277VAC U |
2,971 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 1A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B20UR1B20UR 20A MCB B CHAR 1 P 277VAC |
8,134 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 20A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B25UR1B25UR 25A MCB B CHAR 1 P 277VAC |
5,757 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 25A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B2UR1B2UR 2A MCB B CHAR 1 P 277VAC U |
2,385 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 2A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B30UR1B30UR 30A MCB B CHAR 1 P 277VAC |
8,653 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 30A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B32UR1B32UR 32A MCB B CHAR 1 P 277VAC |
2,111 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 32A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
|
|
1B3UR1B3UR 3A MCB B CHAR 1 P 277VAC U |
6,596 | - |
|
Datasheet | UR | Bulk | Active | DIN Rail | Thermal Magnetic | 3A | 277 V | - | Lever | 1 | None | - | CE, cURus, UL1077 |
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.
