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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
452-K34-LN2-125A E-T-A electronic component

452-K34-LN2-125A

CIRC BRKR THRM MAGNETIC

E-T-A

8,600
RFQ

Datasheet

452 Bulk Active Panel Mount Thermal Magnetic 125A - 28 V Push-Pull Plunger 1 None - CSA C22.2 No 235, UL1077
452-K34-LN2-260031-90A E-T-A electronic component

452-K34-LN2-260031-90A

SINGLE POLE HIGH PERFORMANCE THE

E-T-A

2,991
RFQ

Datasheet

452 Bulk Active Panel Mount Thermal Magnetic 90A - 28 V Push-Pull Plunger 1 None - QPL, UL, VG 95345
QOB320FT Schneider Electric electronic component

QOB320FT

MINIATURE CIRCUIT BREAKER 240V 2

Schneider Electric

3,158
RFQ

Datasheet

QO Box Obsolete Chassis Mount Thermal Magnetic 20A - - Lever 3 None - CSA, UL
LELBXPB111-1REC4-52-165.-A1-N3 Sensata-Airpax electronic component

LELBXPB111-1REC4-52-165.-A1-N3

CIR BRKR MAG-HYDR

Sensata-Airpax

4,814
RFQ

Datasheet

LEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 165A 415 V 80 V Rocker 3 None - -
LELBXPB111-1REC4-70014-165 Sensata-Airpax electronic component

LELBXPB111-1REC4-70014-165

CIR BRKR MAG-HYDR

Sensata-Airpax

4,597
RFQ

Datasheet

LEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) - 415 V 80 V Rocker 2 None - -
LELBXPB111-1REC4-70014-175 Sensata-Airpax electronic component

LELBXPB111-1REC4-70014-175

CIR BRKR MAG-HYDR

Sensata-Airpax

6,542
RFQ

Datasheet

LEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) - 415 V 80 V Rocker 3 None - -
LELBXPB111-1REC4-52-200.-A1-N3 Sensata-Airpax electronic component

LELBXPB111-1REC4-52-200.-A1-N3

CIR BRKR,HYDMAG

Sensata-Airpax

8,923
RFQ

Datasheet

LEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 200A 250 V 80 V Rocker 3 None - -
LELBXPB111-1REC4-52-160.-A1-N3 Sensata-Airpax electronic component

LELBXPB111-1REC4-52-160.-A1-N3

CIR BRKR,HYDMAG

Sensata-Airpax

6,987
RFQ

Datasheet

LEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 160A 250 V 80 V Rocker 3 None - -
3VA51104ED160AA0 Siemens electronic component

3VA51104ED160AA0

BRKR 3VA51 1P 100A 25KA FTFM AL

Siemens

6,166
RFQ

Datasheet

SENTRON Box Active DIN Rail - 100A 415 V - Lever 1 None - CCC, CE, UL489, VDE
M9U21250 Schneider Electric electronic component

M9U21250

MULTI9 C60H-DC 2P 50A C 10KA 500

Schneider Electric

7,870
RFQ

-

Multi9 Box Active DIN Rail Thermal Magnetic 50A - 500 V Toggle 2 None - EN 60947-2, GB 14048.2, IEC 60947-2, UL1077
M9U31250 Schneider Electric electronic component

M9U31250

MULTI9 C60H-DC 2P 50A D 10KA 500

Schneider Electric

2,852
RFQ

-

Multi9 Box Active DIN Rail Thermal Magnetic 50A - 500 V Toggle 2 None - EN 60947-2, GB 14048.2, IEC 60947-2, UL1077
M9U11250 Schneider Electric electronic component

M9U11250

MULTI9 C60H-DC 2P B 50A 10KA 500

Schneider Electric

4,652
RFQ

-

Multi9 Box Active DIN Rail Thermal Magnetic 50A - 220 V Toggle 2 None - EN 60947-2, GB 14048.2, IEC 60947-2, UL1077
3RV20214EA25 Siemens electronic component

3RV20214EA25

MSP S0 27-32A AUX 1NO 1NC SPRING

Siemens

4,705
RFQ

Datasheet

SIRIUS Box Active DIN Rail Thermal Magnetic 32A 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20214NA15 Siemens electronic component

3RV20214NA15

MSP S0 23-28A AUX 1NO 1NC SCREW

Siemens

7,569
RFQ

Datasheet

SIRIUS Box Active DIN Rail Thermal Magnetic 28A 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20214NA25 Siemens electronic component

3RV20214NA25

MSP S0 23-28A AUX 1NO 1NC SPRING

Siemens

5,731
RFQ

Datasheet

SIRIUS Box Active DIN Rail Thermal Magnetic 28A 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3VA51105ED110AA0 Siemens electronic component

3VA51105ED110AA0

BRKR 3VA51 1P 100A 35KA FTFM

Siemens

3,947
RFQ

Datasheet

SENTRON Box Active DIN Rail - 100A 415 V - Lever 1 None - CCC, CE, CSA, EAC, UL489, VDE
M9F22363 Schneider Electric electronic component

M9F22363

MULTI9 C60SP 3P C 63A 5KA 480Y/2

Schneider Electric

8,545
RFQ

-

Multi9 Box Active DIN Rail Thermal Magnetic 63A 440 V - Toggle 3 None - CSA C22.2 No 235, EN 60947-2, GB 14048.2, IEC 60947-2, UL1077
CELHPB111-1REC4R-38183-300-T Sensata-Airpax electronic component

CELHPB111-1REC4R-38183-300-T

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

4,885
RFQ

-

- Bulk Active - - - - - - - - - -
219-4-1REC4-33057-3 Sensata-Airpax electronic component

219-4-1REC4-33057-3

CIR BRKR,HYDMAG

Sensata-Airpax

4,788
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
QOUR3305283CCC Schneider Electric electronic component

QOUR3305283CCC

MINIATURE CIRCUIT BREAKER 240V 3

Schneider Electric

7,286
RFQ

Datasheet

QOU Box Active Chassis Mount Thermal Magnetic 30A 240 V 125 V Lever 3 None - CCC, CSA, IEC, UL

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.