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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
5SY43057 Siemens electronic component

5SY43057

SUP PTOR 5SY4 3P 480V 0.5A 5K C-

Siemens

6,637
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 500mA 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43325 Siemens electronic component

5SY43325

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

Siemens

9,101
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 32A 400 V 72 V Lever 3 None - CE, EAC, UR, VDE
5SY43047 Siemens electronic component

5SY43047

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

Siemens

7,594
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 4A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43065 Siemens electronic component

5SY43065

SUP PTOR 5SY4 3P 480V 6A 5K A-TR

Siemens

8,667
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 6A 400 V 72 V Lever 3 None - CE, EAC, UR, VDE
5SY43406 Siemens electronic component

5SY43406

SUP PTOR 5SY4 3P 480V 40A 5K B-T

Siemens

2,553
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 40A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43205 Siemens electronic component

5SY43205

SUP PTOR 5SY4 3P 480V 20A 5K A-T

Siemens

8,766
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 20A 400 V 72 V Lever 3 None - CE, EAC, UR, VDE
5SY43407 Siemens electronic component

5SY43407

SUP PTOR 5SY4 3P 480V 40A 5K C-T

Siemens

2,173
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 40A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43018 Siemens electronic component

5SY43018

SUP PTOR 5SY4 3P 480V 1A 5K D-TR

Siemens

6,564
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 1A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43038 Siemens electronic component

5SY43038

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

Siemens

8,303
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 3A 400 V 72 V Lever 3 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY43117 Siemens electronic component

5SY43117

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

Siemens

3,825
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 5A 400 V 72 V Lever 3 None - CCC, CE, IMQ, RCM, UR, VDE
5SY43257 Siemens electronic component

5SY43257

SUP PTOR 5SY4 3P 480V 25A 5K C-T

Siemens

8,218
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 25A 400 V 72 V Lever 3 None - CCC, CE, IMQ, RCM, UR, VDE
7940116815 Weidmüller electronic component

7940116815

CB2212-10 W/NO&NC AUX4.0A(T1

Weidmüller

3,612
RFQ

-

* Bulk Obsolete - - - - - - - - - -
7940112191 Weidmüller electronic component

7940112191

CB2212-10 W/N/O AUX 6A TD

Weidmüller

7,408
RFQ

-

* Bulk Obsolete - - - - - - - - - -
7940112189 Weidmüller electronic component

7940112189

CB2212-10 W/N/O AUX 8A TD

Weidmüller

8,203
RFQ

-

* Bulk Obsolete - - - - - - - - - -
7940116854 Weidmüller electronic component

7940116854

CB2212-10 W/NO&NC AUX12.0A(T

Weidmüller

8,793
RFQ

-

* Bulk Obsolete - - - - - - - - - -
7940112193 Weidmüller electronic component

7940112193

CB2212-10 W/N/O AUX 15A

Weidmüller

9,356
RFQ

-

* Bulk Obsolete - - - - - - - - - -
IELK11-1REC5-71380-65-V Sensata-Airpax electronic component

IELK11-1REC5-71380-65-V

CIR BRKR MAG-HYDR

Sensata-Airpax

2,402
RFQ

Datasheet

IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 50A 415 V 80 V Lever 3 None - -
BA3-B2-24-610-121-D Carling Technologies electronic component

BA3-B2-24-610-121-D

CIRCUIT BREAKER

Carling Technologies

5,942
RFQ

-

B Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 250 V 80 V Lever 3 None - CCC, CSA, UL, VDE
BA3-B2-24-620-1B1-C Carling Technologies electronic component

BA3-B2-24-620-1B1-C

CIRCUIT BREAKER

Carling Technologies

4,506
RFQ

-

B Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 277 V 80 V Lever 3 None - CCC, CSA, UL
BA3-B2-11-450-111-D Carling Technologies electronic component

BA3-B2-11-450-111-D

CIRCUIT BREAKER

Carling Technologies

2,702
RFQ

-

B Bulk Active Panel Mount Magnetic (Hydraulic Delay) 5A 277 V 80 V Lever 3 None - CCC, CSA, UL, 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.