Welcome to Winsun (HK) Electronics Limited!
+86-(0755)8253 3846
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
3VA51905ED560AA0 Siemens

3VA51905ED560AA0

BRKR 3VA51 1(2)P 90A 35KA FTFM A

Siemens

7,542 -
Datasheet SENTRON Box Active DIN Rail - 90A 415 V - Lever 1 None - CCC, CE, UL489, VDE
3VA51805ED560AA0 Siemens

3VA51805ED560AA0

BRKR 3VA51 1(2)P 80A 35KA FTFM A

Siemens

9,399 -
Datasheet SENTRON Box Active DIN Rail - 80A 415 V - Lever 1 None - CCC, CE, UL489, VDE
3VA51705ED560AA0 Siemens

3VA51705ED560AA0

BRKR 3VA51 1(2)P 70A 35KA FTFM A

Siemens

6,369 -
Datasheet SENTRON Box Active DIN Rail - 70A 415 V - Lever 1 None - CCC, CE, UL489, VDE
3RV20314UB15 Siemens

3RV20314UB15

CIRCUIT BREAKER. SCREW-TYPE. 40

Siemens

9,649 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 40A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV20314JA100BA0 Siemens

3RV20314JA100BA0

SPECIAL TYPE CIRCUIT BREAKER 65A

Siemens

9,073 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 65A 690 V - Rotary 3 None - CE, EAC, VDE
LEN01C004120B Siemens

LEN01C004120B

CONTACTOR,LTG,EH,N1,30A,4NO,120V

Siemens

5,851 -
Datasheet - Box Active Chassis Mount Thermal Magnetic 30A 600 V - - 4 None - -
3VA51106ED110AA0 Siemens

3VA51106ED110AA0

BRKR 3VA51 1P 100A 50KA FTFM

Siemens

6,513 -
Datasheet SENTRON Box Active DIN Rail - 100A 415 V - Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
3RV20214FA100BA0 Siemens

3RV20214FA100BA0

SPECIAL TYPE CIRCUIT BREAKER 40A

Siemens

2,487 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 40A 690 V - Rotary 3 None - CE, EAC, VDE
3VA51101BB210AA0 Siemens

3VA51101BB210AA0

MCSW 3VA51 2P 100A 65KA

Siemens

6,203 -
Datasheet SENTRON Box Active DIN Rail - 100A 415 V - Lever 2 None - CCC, CE, CSA, EAC, UL489, VDE
3RV21214NA10 Siemens

3RV21214NA10

MSP S0 AUTO RESET 23-28A SCREW

Siemens

6,334 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 28A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
Total 4783 Record«Prev1... 159160161162163164165166...479Next»
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.