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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
4430.2161CIR BRKR THRM 240VAC 60VDC |
3,267 | - |
|
Datasheet | TA45 | Bulk | Obsolete | Panel Mount | Thermal | - | 240 V | 60 V | Pushbutton | 2 | - | - | CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077 |
|
|
4430.2251CIR BRKR THRM 20A 240VAC 60VDC |
6,684 | - |
|
Datasheet | TA45 | Bulk | Obsolete | Panel Mount | Thermal | 20A | 240 V | 60 V | Rocker | 2 | - | - | CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077 |
|
4420.0248CIR BRKR THRM MAG 15A 277V 65V |
5,621 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 15A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0234CIR BRKR THRM MAG 40A 277V 65V |
6,054 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 40A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0675CIR BRKR THRM MAG 15A 277V 65V |
3,407 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 15A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0604CIR BRKR THRM MAG 45A 277V 65V |
4,872 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 45A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.026CIR BRKR THRM MAG 16A 277V 65V |
4,139 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 16A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0636CIR BRKR THRM MAG 30A 277V 65V |
4,081 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 30A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0261CIR BRKR THRM MAG 10A 277V 65V |
5,987 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 10A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0202CIR BRKR THRM MAG 5A 277V 65V |
7,694 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 5A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, 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.
