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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
3RV20110CA20 Siemens

3RV20110CA20

MSP S00 0.18-0.25A SPRING

Siemens

3,833 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 250mA 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20110CA40 Siemens

3RV20110CA40

MSP S00 0.18-0.25A RING LUG

Siemens

2,850 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 250mA 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20110AA20 Siemens

3RV20110AA20

MSP S00 0.11-0.16A SPRING

Siemens

8,752 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 160mA 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20110AA40 Siemens

3RV20110AA40

MSP S00 0.11-0.16A RING LUG

Siemens

9,209 -
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 160mA 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
5SY43088 Siemens

5SY43088

SUP PTOR 5SY4 3P 480V 8A 5K D-TR

Siemens

6,864 -
Datasheet 5SY4 Bulk Active DIN Rail - 8A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43357 Siemens

5SY43357

SUP PTOR 5SY4 3P 480V 35A 5K C-T

Siemens

4,966 -
Datasheet 5SY4 Bulk Active DIN Rail - 35A 400 V 72 V Lever 3 None - CCC, EAC, RCM, UR, VDE
5SY43027 Siemens

5SY43027

SUP PTOR 5SY4 3P 480V 2A 5K C-TR

Siemens

2,236 -
Datasheet 5SY4 Bulk Active DIN Rail - 2A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43048 Siemens

5SY43048

SUP PTOR 5SY4 3P 480V 4A 5K D-TR

Siemens

2,284 -
Datasheet 5SY4 Bulk Active DIN Rail - 4A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43147 Siemens

5SY43147

SUP PTOR 5SY4 3P 480V 0.1A 5K C-

Siemens

2,712 -
Datasheet 5SY4 Bulk Active DIN Rail - 300mA 400 V - Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43327 Siemens

5SY43327

SUP PTOR 5SY4 3P 480V 32A 5K C-T

Siemens

4,707 -
Datasheet 5SY4 Bulk Active DIN Rail - 32A 400 V 72 V Lever 3 None - CCC, CE, IMQ, RCM, UR, 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.