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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
5SJ42107HG41MCB 5SJ4 2P 240V 10A 14K C-TRIP |
3,973 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 10A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
|
|
5SJ42047HG42MCB 5SJ4 2P 480/277 4A 10K C-TRI |
3,656 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 4A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
|
|
5SJ42108HG42MCB 5SJ4 2P 480/277 10A 10K D-TR |
2,508 | - |
|
Datasheet | SENTRON | Box | Active | DIN Rail | - | 10A | 400 V | 60 V | Lever | 2 | None | - | CCC, CE, EAC, UL489, VDE |
|
|
5SJ42258HG42MCB 5SJ4 2P 480/277 25A 10K D-TR |
3,999 | - |
|
Datasheet | SENTRON | Box | Active | DIN Rail | - | 25A | 400 V | 60 V | Lever | 2 | None | - | CCC, CE, EAC, UL489 |
|
|
482-G212-K1M1-A1S0-10ACIR BRKR THRM 10A 115VAC 28VDC |
3,063 | - |
|
Datasheet | 482 | Bulk | Active | Panel Mount | Thermal | 10A | 230 V | 28 V | Push-Pull Plunger | 1 | None | - | CSA C22.2 No 235, IEC 60934, UL1077 |
|
|
5SJ42047HG41MCB 5SJ4 2P 240V 4A 14K C-TRIP |
1,682 | - |
|
Datasheet | SENTRON | Box | Active | DIN Rail | - | 4A | 400 V | 60 V | Lever | 2 | None | - | CCC, CE, EAC, UL489, VDE |
|
IELHK11-1-61-40.0-A-01-VCIR BRKR MAG-HYDR 40A LEVER |
3,147 | - |
|
Datasheet | IEL | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 40A | 250 V | - | Lever | 2 | None | - | UL1077 |
|
|
5SJ42088HG42MCB 5SJ4 2P 480/277 8A 10K D-TRI |
3,744 | - |
|
Datasheet | SENTRON | Box | Active | DIN Rail | - | 8A | 400 V | 60 V | Lever | 2 | None | - | CCC, CE, EAC, UL489, VDE |
|
|
5SJ42027HG42MCB 5SJ4 2P 480/277 2A 10K C-TRI |
2,882 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 2A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
|
|
5SJ42038HG42MCB 5SJ4 2P 480/277 3A 10K D-TRI |
1,772 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 3A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
|
|
7940100388CIR BRKR THRM 10A 24VDC SLD SWCH |
4,775 | - |
|
Datasheet | ESX10-T | Box | Active | DIN Rail | Thermal | 10A | - | 24 V | Slide Switch | 1 | Green, Orange, Red | - | ATEX, CE, CSA C22.2 No 14, CSA C22.2 No 142, CSA C22.2 No 213, UL1604, UL508, UL2367, VDE |
|
|
5SJ42018HG42MCB 5SJ4 2P 480/277 1A 10K D-TRI |
2,206 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 1A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
|
|
7940100340CIR BRKR SOLID STATE 3A 24VDC |
1,705 | - |
|
Datasheet | ESX10-T | Bag | Active | DIN Rail | Solid State | 3A | - | 24 V | Slide Switch | 1 | Green, Orange, Red | - | ATEX, CE, CSA C22.2 No 14, CSA C22.2 No 142, CSA C22.2 No 213, UL1604, UL508, UL2367, VDE |
|
|
5SJ42037HG42MCB 5SJ4 2P 480/277 3A 10K C-TRI |
2,131 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 3A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
|
|
5SJ42167HG42MCB 5SJ4 2P 480/277 16A 10K C-TR |
2,880 | - |
|
Datasheet | SENTRON | Box | Active | DIN Rail | - | 16A | 400 V | 60 V | Lever | 2 | None | - | CCC, CE, EAC, UL489 |
|
|
5SJ42107HG42MCB 5SJ4 2P 480/277 10A 10K C-TR |
4,853 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 10A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, UL, VDE |
|
|
IELHK11-1REC4-62-40.0-01-UVCIR BRKR MAG-HYDR LEVER 40A |
3,074 | - |
|
Datasheet | IEL | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 40A | - | - | Lever | 2 | - | - | - |
|
|
5SJ42068HG42MCB 5SJ4 2P 480/277 6A 10K D-TRI |
4,240 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 6A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
|
|
482-G111-K1M1-A1S0-50ACIR BRKR THRM 50A 115VAC 28VDC |
4,180 | - |
|
Datasheet | 482 | Bulk | Active | Panel Mount | Thermal | 50A | 230 V | 28 V | Push-Pull Plunger | 1 | None | - | CSA C22.2 No 235, IEC 60934, UL1077 |
|
|
5SJ42067HG42MCB 5SJ4 2P 480/277 6A 10K C-TRI |
3,694 | - |
|
Datasheet | 5SJ4 | Bulk | Active | DIN Rail | - | 6A | 400 V | 125 V | Lever | 2 | None | - | CCC, CE, CSA, EAC, UL, VDE |
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.
