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Circuit Breakers

Photo Mfr. Part # Availability 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 electronic component

5SY41015

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

Siemens

3,810
RFQ

Datasheet

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

5SY41085

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

Siemens

6,646
RFQ

Datasheet

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

5SY41057

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

Siemens

3,797
RFQ

Datasheet

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

5SY41205

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

Siemens

5,051
RFQ

Datasheet

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

5SY41147

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

Siemens

3,862
RFQ

Datasheet

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

5SY41065

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

Siemens

2,158
RFQ

Datasheet

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

5SY41105

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

Siemens

5,206
RFQ

Datasheet

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

5SY41405

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

Siemens

9,554
RFQ

Datasheet

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

5SY41136

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

Siemens

6,154
RFQ

Datasheet

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

5SY41045

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

Siemens

8,107
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 4A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41357 Siemens electronic component

5SY41357

SUP PTOR 5SY4 1P 240V 35A 7.5K C

Siemens

4,072
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 35A 400 V 72 V Lever 1 None - CCC, EAC, RCM, UR, VDE
5SY41157 Siemens electronic component

5SY41157

SUP PTOR 5SY4 1P 240V 1.6A 7.5K

Siemens

2,042
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 1.6A 400 V 72 V Lever 1 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY41025 Siemens electronic component

5SY41025

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

Siemens

3,995
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 2A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
5SY41135 Siemens electronic component

5SY41135

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

Siemens

3,849
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 13A 400 V 72 V Lever 1 None - CE, EAC, UR, VDE
4230-T120-K0BU-10A E-T-A electronic component

4230-T120-K0BU-10A

CIR BRKR THERM 10A 480VAC/125VDC

E-T-A

5,260
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 10A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0BU-12A E-T-A electronic component

4230-T120-K0BU-12A

CIR BRKR THERM 12A 480VAC/125VDC

E-T-A

4,755
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 12A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0BU-13A E-T-A electronic component

4230-T120-K0BU-13A

CIR BRKR THERM 13A 480VAC/125VDC

E-T-A

5,993
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 13A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0BU-15A E-T-A electronic component

4230-T120-K0BU-15A

CIR BRKR THERM 15A 480VAC/125VDC

E-T-A

5,702
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 15A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0BU-16A E-T-A electronic component

4230-T120-K0BU-16A

CIR BRKR THERM 16A 480VAC/125VDC

E-T-A

8,530
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 16A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
4230-T120-K0BU-1A E-T-A electronic component

4230-T120-K0BU-1A

CIR BRK THERM-M 1A 480VAC/125VDC

E-T-A

7,547
RFQ

Datasheet

4230-T Bulk Active DIN Rail Thermal Magnetic 1A 480 V 125 V Lever 2 None - CSA C22.2 No 235, UL489
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Circuit Breakers Electronic Components

Explore Circuit Breakers electronic components, related subcategories, product specifications, datasheets and sourcing options. We support original component procurement, BOM sourcing and RFQ services for engineers, distributors and global buyers.

Frequently Asked Questions

Q1: What products are included in Circuit Breakers?
This category includes related Circuit Breakers subcategories and electronic components from multiple manufacturers. Select a lower-level category to view available part numbers.

Q2: Can I request a quotation for Circuit Breakers components?
Yes. Send us the part numbers and required quantities, and our team will provide sourcing and quotation support.

Q3: Are datasheets and technical information available?
Yes. Datasheets and technical information are available on supported final product pages and product listings.

Q4: Do you support BOM sourcing?
Yes. We support BOM matching, component procurement and alternative sourcing for Circuit Breakers and other electronic components.