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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
5SJ42207HG42 Siemens

5SJ42207HG42

MCB 5SJ4 2P 480/277 20A 10K C-TR

Siemens

1,456 -
Datasheet 5SJ4 Bulk Active DIN Rail - 20A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
3RV20110BA10 Siemens

3RV20110BA10

MSP S00 0.14-0.2A SCREW

Siemens

4,032 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 200mA 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
3RV20110EA10 Siemens

3RV20110EA10

MSP S00 0.28-0.4A SCREW

Siemens

4,723 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 400mA 690 V - Rotary 3 None - CCC, CSA, EAC, IECEx, UL
3RV20110GA10 Siemens

3RV20110GA10

MSP S00 0.45-0.63A SCREW

Siemens

3,261 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 630mA 690 V - Rotary 3 None - CCC, CSA, EAC, IECEx, UL
3RV20110HA10 Siemens

3RV20110HA10

MSP S00 0.55-0.8A SCREW

Siemens

2,044 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 800mA 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
3RV20110JA20 Siemens

3RV20110JA20

MSP S00 0.7-1A SPRING

Siemens

3,830 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 1A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
3RV20210JA10 Siemens

3RV20210JA10

MSP S0 0.7 - 1A SCREW

Siemens

4,277 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 1A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
US2:SMFFG1P Siemens

US2:SMFFG1P

STARTER,MANUAL,TOGGLE SWITCH W/P

Siemens

4,647 -
Datasheet SMF Box Active DIN Rail Manual Motor Starter - - - Rotary - None - UL
5SJ43118HG42 Siemens

5SJ43118HG42

MCB 5SJ4 3P 480/277 5A 10K D-TRI

Siemens

2,023 -
Datasheet 5SJ4 Bulk Active DIN Rail - 5A 400 V 125 V Lever 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV20111CA20 Siemens

3RV20111CA20

MSP S00 1.8-2.5A SPRING

Siemens

1,405 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 2.5A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
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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.