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FILTERED PRODUCT SELECTION

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.

Parametric Selection Filter options by technical parameters
Stock & Datasheets Review availability and technical references
RFQ & BOM Support Send your target MPN, quantity or BOM
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
SMFFF1P Siemens

SMFFF1P

STARTER,MANUAL,TOGGLE SW. W/P.LI

Siemens

2,053 -
Datasheet - Box Active - Manual Motor Controller - - - - - None - -
5SY42638 Siemens

5SY42638

SUP PTOR 5SY4 2P 480V 63A 5K D-T

Siemens

6,793 -
Datasheet SENTRON Box Active DIN Rail - 63A 400 V 72 V Lever 2 None - CCC, CE, EAC, UR, VDE
5SJ43147HG41 Siemens

5SJ43147HG41

MCB 5SJ4 3P 240V 0.3A 14K C-TRIP

Siemens

9,075 -
Datasheet SENTRON Box Active DIN Rail - 300mA 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489, VDE
5SJ43327HG41 Siemens

5SJ43327HG41

MCB 5SJ4 3P 240V 32A 14K C-TRIP

Siemens

7,370 -
Datasheet SENTRON Box Active DIN Rail - 32A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489
5SJ43018HG41 Siemens

5SJ43018HG41

MCB 5SJ4 3P 240V 1A 14K D-TRIP

Siemens

7,624 -
Datasheet SENTRON Box Active DIN Rail - 1A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489, VDE
5SJ43107HG41 Siemens

5SJ43107HG41

MCB 5SJ4 3P 240V 10A 14K C-TRIP

Siemens

6,012 -
Datasheet SENTRON Box Active DIN Rail Thermal Magnetic 10A 440 V 125 V Lever 3 None - CSA, UL
5SJ43148HG41 Siemens

5SJ43148HG41

MCB 5SJ4 3P 240V 0.3A 14K D-TRIP

Siemens

5,188 -
Datasheet SENTRON Box Active DIN Rail - 300mA 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489, VDE
5SJ43027HG41 Siemens

5SJ43027HG41

MCB 5SJ4 3P 240V 2A 14K C-TRIP

Siemens

5,902 -
Datasheet SENTRON Box Active DIN Rail - 2A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489, VDE
5SJ43168HG41 Siemens

5SJ43168HG41

MCB 5SJ4 3P 240V 16A 14K D-TRIP

Siemens

3,949 -
Datasheet SENTRON Box Active DIN Rail - 16A 400 V 60 V Lever 3 None - CCC, CE, EAC, UL489
5SJ43257HG41 Siemens

5SJ43257HG41

MCB 5SJ4 3P 240V 25A 14K C-TRIP

Siemens

8,039 -
Datasheet SENTRON Box Active DIN Rail - 25A 400 V 125 V Lever 3 None - CCC, CE, CSA, UL, VDE
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WINSUN SOURCING SUPPORT

Need Help Sourcing Circuit Breakers?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing
FREQUENTLY ASKED QUESTIONS

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.