Circuit Breakers
Browse available Circuit Breakers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
1658-G21-01-P10-6ACIR BRKR THRM 6A 240VAC 28VDC |
284 | - |
|
Datasheet | 1658 | Bulk | Active | Panel Mount | Thermal | 6A | 240 V | 28 V | Push to Reset | 1 | None | - | CE, CSA C22.2 No 235, IEC 60934, UL1077 |
|
1658-G41-02-P10-15ACIR BRKR THRM 15A 240VAC 28VDC |
178 | - |
|
Datasheet | 1658 | Bulk | Active | Panel Mount | Thermal | 15A | 240 V | 28 V | Push to Reset | 1 | None | - | CE, CSA C22.2 No 235, IEC 60934, UL1077 |
|
W51-A122B1-8CIR BRKR THRM 8A 250VAC 50VDC |
957 | - |
|
Datasheet | W51 | Tray | Active | Panel Mount | Thermal | 8A | 250 V | 50 V | Rocker | 1 | Red | - | - |
|
W51-A121B1-8CIR BRKR THRM 8A 125VAC 50VDC |
568 | - |
|
Datasheet | W51 | Tray | Active | Panel Mount | Thermal | 8A | 125 V | 50 V | Rocker | 1 | Red | - | - |
|
1423674-3CKTBKR,THERM,PB |
2,681 | - |
|
Datasheet | W54 | Tray | Active | Panel Mount | Thermal | 6A | 250 V | - | Push to Reset | 1 | None | - | - |
|
W28-XT1A-4CIR BRKR THRM 4A 250VAC 32VDC |
509 | - |
|
Datasheet | W28 | Bulk | Active | Panel Mount | Thermal | 4A | 250 V | 32 V | Push to Reset | 1 | - | - | - |
|
W51-A122B1-7CIR BRKR THRM 7A 250VAC 50VDC |
784 | - |
|
Datasheet | W51 | Tray | Active | Panel Mount | Thermal | 7A | 250 V | 50 V | Rocker | 1 | Red | - | - |
|
|
1658-G41-02-P10-25ACIR BRKR THRM 25A 240VAC 28VDC |
492 | - |
|
Datasheet | 1658 | Bulk | Active | Panel Mount | Thermal | 25A | 240 V | 28 V | Push to Reset | 1 | None | - | CE, CSA C22.2 No 235, IEC 60934, UL1077 |
|
W57-XB6A99C10-10CIR BRKR THRM |
121 | - |
|
Datasheet | W57 | Bulk | Active | Panel Mount | Thermal | 10A | 250 V | - | Push to Reset | 1 | - | - | - |
|
W57-XB6A99C10-7CIR BRKR THRM |
512 | - |
|
Datasheet | W57 | Bulk | Active | Panel Mount | Thermal | 7A | 250 V | - | Push to Reset | 1 | - | - | - |
|
|
1658-G21-01-P10-35ACIR BRKR THRM 35A 240VAC 28VDC |
466 | - |
|
Datasheet | 1658 | Bulk | Active | Panel Mount | Thermal | 35A | 240 V | 28 V | Push to Reset | 1 | None | - | CE, CSA C22.2 No 235, IEC 60934, UL1077 |
|
1658-G21-02-P10-16ACIR BRKR THRM 16A 240VAC 28VDC |
489 | - |
|
Datasheet | 1658 | Bulk | Active | Panel Mount | Thermal | 16A | 240 V | 28 V | Push to Reset | 1 | None | - | CE, CSA C22.2 No 235, IEC 60934, UL1077 |
|
|
1658-G21-01-P10-30ACIR BRKR THRM 30A 240VAC 28VDC |
188 | - |
|
Datasheet | 1658 | Bulk | Active | Panel Mount | Thermal | 30A | 240 V | 28 V | Push to Reset | 1 | None | - | CE, CSA C22.2 No 235, IEC 60934, UL1077 |
|
W58-XB1A6A-20CIR BRKR THRM 20A 250VAC 50VDC |
908 | - |
|
Datasheet | W58 | Tray | Active | Panel Mount | Thermal | 20A | 250 V | 50 V | Push to Reset | 1 | - | - | - |
|
W54-XB1A4A10-35CIR BRKR THRM 35A 250VAC |
553 | - |
|
Datasheet | W54 | Tray | Active | Panel Mount | Thermal | 35A | 250 V | - | Push to Reset | 1 | - | - | - |
|
W51-AB21B2-12CIR BRKR THRM 12A 125VAC 50VDC |
1,013 | - |
|
Datasheet | W51 | Tray | Active | Panel Mount | Thermal | 12A | 125 V | 50 V | Rocker | 1 | Red | - | - |
|
W51-C161A1-15CIR BRKR THRM 15A 250VAC 50VDC |
800 | - |
|
Datasheet | W51 | Bulk | Active | Panel Mount | Thermal | 15A | 250 V | 50 V | Rocker | 1 | - | - | - |
|
4400.0345CIR BRKR THRM 3A 240VAC 48VDC |
7,678 | - |
|
Datasheet | T11 | Bulk | Active | Panel Mount | Thermal | 3A | 240 V | 48 V | Push to Reset | 1 | - | - | CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077 |
|
4400.0063CIR BRKR THRM 1A 240VAC 48VDC |
417 | - |
|
Datasheet | T11 | Bulk | Active | Panel Mount | Thermal | 1A | 240 V | 48 V | Push to Reset | 1 | - | - | CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077 |
|
|
4400.0572CIR BRKR THRM 1.1A 240VAC 48VDC |
199 | - |
|
Datasheet | T11 | Bulk | Active | Panel Mount | Thermal | 1.1A | 240 V | 48 V | Push to Reset | 1 | - | - | CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077 |
Circuit Breakers FAQ
Common questions about selecting, comparing and sourcing Circuit Breakers components through Winsun (HK) Electronics.
What should I check when selecting Circuit Breakers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific Circuit Breakers part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find Circuit Breakers parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for Circuit Breakers components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
