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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ST203M-C50Circ Brkr UL1077 50A, 3 Pole, C |
8,324 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 50A | 277 V | - | Lever | 3 | None | - | CE, CSA, VDE, UL1077 |
|
|
SU201M-C20Circ Brkr UL489 20A, 1 Pole, C |
4,848 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 20A | 277 V | - | Lever | 1 | None | - | CE, CSA, UL489 |
|
|
SU202M-C15Circ Brkr UL489 15A, 2 Pole, C |
5,268 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 15A | 277 V | - | Lever | 2 | None | - | CE, CSA, UL489 |
|
|
ST202M-C25Circ Brkr UL1077 25A, 2 Pole, C |
9,796 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 25A | 277 V | - | Lever | 2 | None | - | CE, CSA, VDE, UL1077 |
|
|
ST202M-C10Circ Brkr UL1077 10A, 2 Pole, C |
7,176 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 10A | 277 V | - | Lever | 2 | None | - | CE, CSA, VDE, UL1077 |
|
|
ST203M-C5Circ Brkr UL1077 5A, 3 Pole, C |
4,493 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 5A | 277 V | - | Lever | 3 | None | - | CE, CSA, VDE, UL1077 |
|
|
SU203M-C25Circ Brkr UL489 25A, 3 Pole, C |
6,938 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 25A | 277 V | - | Lever | 3 | None | - | CE, CSA, UL489 |
|
|
SU203M-C20Circ Brkr UL489 20A, 3 Pole, C |
3,212 | - |
|
Datasheet | - | Retail Package | Active | DIN Rail | Thermal | 20A | 277 V | - | Lever | 3 | None | - | CE, CSA, 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.
