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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
3RV20214NA40 Siemens

3RV20214NA40

MSP S0 23-28A RING LUG

Siemens

3,756 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 28A 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20214NA20 Siemens

3RV20214NA20

MSP S0 23-28A SPRING

Siemens

3,982 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 28A 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20214EA20 Siemens

3RV20214EA20

MSP S0 27-32A SPRING

Siemens

6,644 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 32A 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20214EA40 Siemens

3RV20214EA40

MSP S0 27-32A RING LUG

Siemens

3,272 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 32A 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
5SY44638 Siemens

5SY44638

SUP PTOR 5SY4 4P 480V 63A 5K D-T

Siemens

2,683 -
Datasheet SENTRON Box Active DIN Rail - 63A 400 V 72 V Lever 4 None - CCC, CE, EAC, UR, VDE
3VA51104ED110AA0 Siemens

3VA51104ED110AA0

BRKR 3VA51 1P 100A 25KA FTFM

Siemens

6,293 -
Datasheet SENTRON Box Active DIN Rail - 100A 415 V - Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
3RV24314DA10 Siemens

3RV24314DA10

MSP S2 FOR XFRMR 18-25A SCREW

Siemens

8,640 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 25A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV21214BA10 Siemens

3RV21214BA10

MSP S0 AUTO RESET 14-20A SCREW

Siemens

4,455 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 20A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV21214AA10 Siemens

3RV21214AA10

MSP S0 AUTO RESET 11-16A SCREW

Siemens

9,071 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 16A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV23314DC10 Siemens

3RV23314DC10

CIRCUIT-BREAKER S2 25A SCREW

Siemens

9,231 -
Datasheet SIRIUS Box Active DIN Rail Magnetic 25A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, 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.