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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
5SY45408 Siemens

5SY45408

SUP PTOR 5SY4 1P+N 240V 40A 7.5K

Siemens

2,585 -
Datasheet 5SY4 Bulk Active DIN Rail - 40A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45326 Siemens

5SY45326

SUP PTOR 5SY4 1P+N 240V 32A 7.5K

Siemens

4,032 -
Datasheet 5SY4 Bulk Active DIN Rail - 32A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45107 Siemens

5SY45107

SUP PTOR 5SY4 1P+N 240V 10A 7.5K

Siemens

2,404 -
Datasheet 5SY4 Bulk Active DIN Rail - 10A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45256 Siemens

5SY45256

SUP PTOR 5SY4 1P+N 240V 25A 7.5K

Siemens

5,924 -
Datasheet 5SY4 Bulk Active DIN Rail - 25A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45136 Siemens

5SY45136

SUP PTOR 5SY4 1P+N 240V 13A 7.5K

Siemens

4,408 -
Datasheet 5SY4 Bulk Active DIN Rail - 13A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45045 Siemens

5SY45045

SUP PTOR 5SY4 1P+N 240V 4A 7.5K

Siemens

2,271 -
Datasheet 5SY4 Bulk Active DIN Rail - 4A 230 V 72 V Lever 2 None - CE, EAC, UR, VDE
5SY45028 Siemens

5SY45028

SUP PTOR 5SY4 1P+N 240V 2A 7.5K

Siemens

4,130 -
Datasheet 5SY4 Bulk Active DIN Rail - 2A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45015 Siemens

5SY45015

SUP PTOR 5SY4 1P+N 240V 1A 7.5K

Siemens

3,840 -
Datasheet 5SY4 Bulk Active DIN Rail - 1A 230 V 72 V Lever 2 None - CE, EAC, UR, VDE
5SY45057 Siemens

5SY45057

SUP PTOR 5SY4 1P+N 240V 0.5A 7.5

Siemens

4,809 -
Datasheet 5SY4 Bulk Active DIN Rail - 500mA 230 V - Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45406 Siemens

5SY45406

SUP PTOR 5SY4 1P+N 240V 40A 7.5K

Siemens

2,524 -
Datasheet 5SY4 Bulk Active DIN Rail - 40A 230 V 72 V Lever 2 None - CCC, CE, EAC, 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.