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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
GB2CB10CIR BRK THRMMAG 5A 277VAC 48VDC |
8,092 | - |
|
Datasheet | - | Bulk | Active | DIN Rail | Thermal Magnetic | 5A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
|
GB2CB22CIR BRK THRMMG 20A 277VAC 48VDC |
6,829 | - |
|
Datasheet | - | Bulk | Obsolete | DIN Rail | Thermal Magnetic | 20A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
|
QOB145MINIATURE CIRCUIT BREAKER 120/24 |
3,474 | - |
|
Datasheet | QO | Box | Obsolete | DIN Rail | Thermal Magnetic | 45A | 240 V | 48 V | Lever | 1 | None | - | CSA, UL |
|
|
QOB140MINIATURE CIRCUIT BREAKER 120/24 |
4,070 | - |
|
Datasheet | QO | Box | Obsolete | DIN Rail | Thermal Magnetic | 40A | 240 V | 48 V | Lever | 1 | None | - | CSA, UL |
|
|
QOB160MINIATURE CIRCUIT BREAKER 240V 6 |
7,926 | - |
|
Datasheet | QO | Box | Obsolete | DIN Rail | Thermal Magnetic | 60A | 240 V | 48 V | Lever | 1 | None | - | CSA, UL |
|
|
GB2CD09CIR BRK THRMMAG 4A 277VAC 48VDC |
5,827 | - |
|
Datasheet | - | Bulk | Active | DIN Rail | Thermal Magnetic | 4A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
|
GB2CD20CIR BRK THRMMG 12A 277VAC 48VDC |
6,490 | - |
|
Datasheet | - | Bulk | Active | DIN Rail | Thermal Magnetic | 12A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
|
GB2CD21CIR BRK THRMMG 16A 277VAC 48VDC |
4,968 | - |
|
Datasheet | - | Bulk | Active | DIN Rail | Thermal Magnetic | 16A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
|
GB2CD16CIR BRK THRMMG 10A 277VAC 48VDC |
3,371 | - |
|
Datasheet | - | Bulk | Active | DIN Rail | Thermal Magnetic | 10A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
|
2510KO1MANUAL SWITCH 600VAC K+OPTIONS |
6,308 | - |
|
Datasheet | K | Box | Active | Chassis Mount | Switch Only | 30A | 600 V | 230 V | Toggle | 2 | None | - | CSA, 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.
