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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BDA140303MOLDED CASE CIRCUIT BREAKER 277V |
3,288 | - |
|
Datasheet | PowerPact | Box | Obsolete | DIN Rail | Thermal Magnetic | 30A | 240 V | - | Toggle | 1 | None | - | CSA C22.2 No 5, EN 60947-2, EN 60947-5-1, GB 14048.2, IEC 60947-2, IEC 60947-5-1, UL489 |
|
|
BDA140501MOLDED CASE CIRCUIT BREAKER 277V |
9,992 | - |
|
Datasheet | PowerPact | Box | Obsolete | DIN Rail | Thermal Magnetic | 50A | 240 V | - | Toggle | 1 | None | - | CSA C22.2 No 5, EN 60947-2, EN 60947-5-1, GB 14048.2, IEC 60947-2, IEC 60947-5-1, UL489 |
|
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BDA140405MOLDED CASE CIRCUIT BREAKER 277V |
6,096 | - |
|
Datasheet | PowerPact | Box | Obsolete | DIN Rail | Thermal Magnetic | 40A | 240 V | - | Toggle | 1 | None | - | CSA C22.2 No 5, EN 60947-2, EN 60947-5-1, GB 14048.2, IEC 60947-2, IEC 60947-5-1, UL489 |
|
|
BDA140401MOLDED CASE CIRCUIT BREAKER 277V |
6,506 | - |
|
Datasheet | PowerPact | Box | Obsolete | DIN Rail | Thermal Magnetic | 40A | 240 V | - | Toggle | 1 | None | - | CSA C22.2 No 5, EN 60947-2, EN 60947-5-1, GB 14048.2, IEC 60947-2, IEC 60947-5-1, UL489 |
|
|
BDA140505MOLDED CASE CIRCUIT BREAKER 277V |
4,241 | - |
|
Datasheet | PowerPact | Box | Obsolete | DIN Rail | Thermal Magnetic | 50A | 240 V | - | Toggle | 1 | None | - | EN 60947-5-1, IEC 60947-5-1 |
|
|
QOUQ330BMINIATURE CIRCUIT BREAKER 240V 3 |
9,940 | - |
|
Datasheet | QOU | Box | Active | Chassis Mount | Thermal Magnetic | 30A | 240 V | - | Lever | 3 | None | - | CSA, IEC, UL |
|
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QOUQ350MINIATURE CIRCUIT BREAKER 240V 5 |
7,775 | - |
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Datasheet | QOU | Box | Active | Chassis Mount | Thermal Magnetic | 50A | 240 V | - | Lever | 3 | None | - | CSA, IEC, UL |
|
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QHB1201021MINIATURE CIRCUIT BREAKER 120/24 |
7,058 | - |
|
Datasheet | QO | Box | Obsolete | Chassis Mount | Thermal Magnetic | 20A | 240 V | - | Lever | 1 | None | - | CSA, UL |
|
|
28902INS63 3P 63 A |
9,965 | - |
|
Datasheet | - | Box | Active | Chassis Mount | Thermal Magnetic | 63A | 500 V | 125 V | Rotary | 3 | None | - | CCC |
|
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QOUQ340MINIATURE CIRCUIT BREAKER 240V 4 |
2,649 | - |
|
Datasheet | QOU | Box | Active | Chassis Mount | Thermal Magnetic | 40A | 240 V | - | Lever | 3 | None | - | CSA, IEC, UL |
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.
