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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
4420.0139CIR BRKR THRM MAG 1.5A 277V 65V |
4,191 | - |
|
Datasheet | AS168X | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 1.5A | 277 V | 65 V | Lever | 2 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0143CIR BRKR 25A 277VAC 65VDC |
8,788 | - |
|
Datasheet | AS168X | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 25A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0144CIR BRKR 25A 277VAC 65VDC |
5,370 | - |
|
Datasheet | AS168X | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 25A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0155CIR BRKR THRM MAG 1A 277V 65V |
6,486 | - |
|
Datasheet | AS168X | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 1A | 277 V | 65 V | Lever | 2 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
4420.0166CIR BRKR THRM MAG 27A 277V 65V |
6,322 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 27A | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0268CIR BRKR THRM MAG 25A 180 VDC |
2,151 | - |
|
Datasheet | AS168XDC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 25A | - | 180 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0339CIR BRKR THRM MAG 50MA 277V 65V |
5,791 | - |
|
Datasheet | AS168XAC1 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 500mA | 277 V | 65 V | Lever | 1 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
4420.0371CIR BRKR THRM MAG 20A 480V 65V |
4,502 | - |
|
Datasheet | AS168XAC2 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 20A | 480 V | 65 V | Lever | 2 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0413CIR BRKR THRM MAG 500MA 480V 65V |
3,138 | - |
|
Datasheet | AS168XAC2 | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 500mA | 480 V | 65 V | Lever | 2 | - | - | CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, UL508 |
|
|
4420.0424CIR BRKR THRM MAG 3A 277V 65V |
8,186 | - |
|
Datasheet | AS168X | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 3A | 277 V | 65 V | Lever | 3 | - | - | - |
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.
