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
5SY41015 Siemens

5SY41015

SUP PTOR 5SY4 1P 240V 1A 7.5K A-

Siemens

3,810 -
Datasheet 5SY4 Bulk Active DIN Rail - 1A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41085 Siemens

5SY41085

SUP PTOR 5SY4 1P 240V 8A 7.5K A-

Siemens

6,646 -
Datasheet 5SY4 Bulk Active DIN Rail - 8A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41057 Siemens

5SY41057

SUP PTOR 5SY4 1P 240V 0.5A 7.5K

Siemens

3,797 -
Datasheet 5SY4 Bulk Active DIN Rail - 500mA 400 V - Lever 1 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY41205 Siemens

5SY41205

SUP PTOR 5SY4 1P 240V 20A 7.5K A

Siemens

5,051 -
Datasheet 5SY4 Bulk Active DIN Rail - 20A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41147 Siemens

5SY41147

SUP PTOR 5SY4 1P 240V 0.1A 7.5K

Siemens

3,862 -
Datasheet 5SY4 Bulk Active DIN Rail - 300mA 400 V 72 V Lever 1 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY41065 Siemens

5SY41065

SUP PTOR 5SY4 1P 240V 6A 7.5K A-

Siemens

2,158 -
Datasheet 5SY4 Bulk Active DIN Rail - 6A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41105 Siemens

5SY41105

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

Siemens

5,206 -
Datasheet 5SY4 Bulk Active DIN Rail - 10A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41405 Siemens

5SY41405

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

Siemens

9,554 -
Datasheet 5SY4 Bulk Active DIN Rail - 40A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41136 Siemens

5SY41136

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

Siemens

6,154 -
Datasheet 5SY4 Bulk Active DIN Rail - 13A 400 V 72 V Lever 1 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY41045 Siemens

5SY41045

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

Siemens

8,107 -
Datasheet 5SY4 Bulk Active DIN Rail - 4A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
Total 4783 Record«Prev1... 3132333435363738...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.