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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
5SY44137 Siemens electronic component

5SY44137

SUP PTOR 5SY4 4P 480V 13A 5K C-T

Siemens

9,332
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 13A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44038 Siemens electronic component

5SY44038

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

Siemens

2,431
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 3A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44106 Siemens electronic component

5SY44106

SUP PTOR 5SY4 4P 480V 10A 5K B-T

Siemens

6,160
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 10A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44158 Siemens electronic component

5SY44158

SUP PTOR 5SY4 4P 480V 1.6A 5K D-

Siemens

5,504
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 1.6A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44327 Siemens electronic component

5SY44327

SUP PTOR 5SY4 4P 480V 32A 5K C-T

Siemens

7,044
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 32A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44326 Siemens electronic component

5SY44326

SUP PTOR 5SY4 4P 480V 32A 5K B-T

Siemens

8,708
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 32A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44048 Siemens electronic component

5SY44048

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

Siemens

4,407
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 4A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44057 Siemens electronic component

5SY44057

SUP PTOR 5SY4 4P 480V 0.5A 5K C-

Siemens

9,913
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 500mA 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44325 Siemens electronic component

5SY44325

SUP PTOR 5SY4 4P 480V 32A 5K A-T

Siemens

2,343
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 32A 400 V 72 V Lever 4 None - CE, EAC, UR, VDE
5SY44208 Siemens electronic component

5SY44208

SUP PTOR 5SY4 4P 480V 20A 5K D-T

Siemens

3,975
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 20A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44068 Siemens electronic component

5SY44068

SUP PTOR 5SY4 4P 480V 6A 5K D-TR

Siemens

2,848
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 6A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44408 Siemens electronic component

5SY44408

SUP PTOR 5SY4 4P 480V 40A 5K D-T

Siemens

8,317
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 40A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44256 Siemens electronic component

5SY44256

SUP PTOR 5SY4 4P 480V 25A 5K B-T

Siemens

7,040
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 25A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44025 Siemens electronic component

5SY44025

SUP PTOR 5SY4 4P 480V 2A 5K A-TR

Siemens

8,249
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 2A 400 V 72 V Lever 4 None - CE, EAC, UR, VDE
5SY44058 Siemens electronic component

5SY44058

SUP PTOR 5SY4 4P 480V 0.5A 5K D-

Siemens

2,126
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 500mA 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44148 Siemens electronic component

5SY44148

SUP PTOR 5SY4 4P 480V 0.1A 5K D-

Siemens

7,886
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 300mA 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44087 Siemens electronic component

5SY44087

SUP PTOR 5SY4 4P 480V 8A 5K C-TR

Siemens

7,049
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 8A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44108 Siemens electronic component

5SY44108

SUP PTOR 5SY4 4P 480V 10A 5K D-T

Siemens

9,589
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 10A 400 V 72 V Lever 4 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY44135 Siemens electronic component

5SY44135

SUP PTOR 5SY4 4P 480V 13A 5K A-T

Siemens

8,800
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 13A 400 V 72 V Lever 4 None - CE, EAC, UR, VDE
5SY44165 Siemens electronic component

5SY44165

SUP PTOR 5SY4 4P 480V 16A 5K A-T

Siemens

5,232
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 16A 400 V 72 V Lever 4 None - CE, EAC, UR, VDE

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.