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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
QOB1251021 Schneider Electric electronic component

QOB1251021

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

9,260
RFQ

Datasheet

QO Box Obsolete Chassis Mount Thermal Magnetic 25A - - Lever 1 None - CSA, UL
QOB1301021 Schneider Electric electronic component

QOB1301021

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

2,475
RFQ

Datasheet

QO Box Obsolete Chassis Mount Thermal Magnetic 30A 240 V 48 V Lever 1 None - CSA, UL
QOB1301042 Schneider Electric electronic component

QOB1301042

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

6,597
RFQ

Datasheet

QO Box Obsolete Chassis Mount Thermal Magnetic 30A - - Lever 1 None - CSA, UL
QOU1501042 Schneider Electric electronic component

QOU1501042

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

7,561
RFQ

Datasheet

QOU Box Active Chassis Mount Thermal Magnetic 50A 240 V - Lever 1 None - CSA, IEC, UL
QOB1201042 Schneider Electric electronic component

QOB1201042

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

8,013
RFQ

Datasheet

QO Box Obsolete Chassis Mount Thermal Magnetic 20A 240 V 250 V Lever 1 None - CSA, UL
3RV20210GA25 Siemens electronic component

3RV20210GA25

MSP S0 0.45-0.63A SPRNG W/AUX 1N

Siemens

7,382
RFQ

Datasheet

SIRIUS Box Active DIN Rail Thermal Magnetic 630mA 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
3RV20210GA15 Siemens electronic component

3RV20210GA15

MSP S0 0.45-0.63A SCRW W/AUX 1NO

Siemens

2,874
RFQ

Datasheet

SIRIUS Box Active DIN Rail Thermal Magnetic 630mA 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
CA3-B0-24-620-721-C Carling Technologies electronic component

CA3-B0-24-620-721-C

CIRCUIT BREAKER

Carling Technologies

6,223
RFQ

Datasheet

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 480 V 150 V Lever 3 None - CCC, CSA, UL
SMFFG5P Siemens electronic component

SMFFG5P

STARTER,MANUAL,TOGGLE SW W/P.LIG

Siemens

4,495
RFQ

-

SMF Box Active DIN Rail Manual Motor Starter - - - Rotary - None - UL
SMFFG2PG Siemens electronic component

SMFFG2PG

STARTER,MAN.,TOGGLE SW W/GRN P.L

Siemens

9,804
RFQ

-

SMF Box Active DIN Rail Manual Motor Starter - - - Rotary - None - UL
SMFFG2P Siemens electronic component

SMFFG2P

STARTER,MANUAL,TOGGLE SWITCH W/P

Siemens

9,537
RFQ

-

SMF Box Active DIN Rail Manual Motor Starter - - - Rotary - None - UL
IELBXK111-1-61-50.0-AEK-M3-V Sensata-Airpax electronic component

IELBXK111-1-61-50.0-AEK-M3-V

CIR BRKR MAG-HYDR

Sensata-Airpax

8,273
RFQ

Datasheet

IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 50A 415 V 80 V Rocker 3 None - -
IELBXK111-1-61-10.0-A-M3-V Sensata-Airpax electronic component

IELBXK111-1-61-10.0-A-M3-V

CIR BRKR HYD MAG

Sensata-Airpax

2,755
RFQ

Datasheet

IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 250 V 80 V Rocker 3 None - CCC, CSA, UL1077, VDE
IALZXK111-1-61-20.0-02 Sensata-Airpax electronic component

IALZXK111-1-61-20.0-02

CIR BRKR,HYDMAG

Sensata-Airpax

2,957
RFQ

Datasheet

IAL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 250 V 80 V Rocker 3 None - CSA, UL1077
IELBXK111-1-72-50.0-M6-V Sensata-Airpax electronic component

IELBXK111-1-72-50.0-M6-V

CIR BRKR HYD MAG

Sensata-Airpax

4,519
RFQ

Datasheet

IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 50A 250 V 80 V Rocker 3 None - CCC, CSA, UL1077, VDE
LELH111-70117-1-V Sensata-Airpax electronic component

LELH111-70117-1-V

CIR BRKR,HYDMAG

Sensata-Airpax

3,727
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
AB3-F0-20-610-2D1-C Carling Technologies electronic component

AB3-F0-20-610-2D1-C

CIRCUIT BREAKER

Carling Technologies

3,076
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 277 V 80 V Lever 3 None - CCC, CSA, UL
AB3-F0-20-450-2D1-C Carling Technologies electronic component

AB3-F0-20-450-2D1-C

CIRCUIT BREAKER

Carling Technologies

2,202
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 5A 277 V 80 V Lever 3 None - CCC, CSA, UL
CA2-P0-D6-820-A52-M7 Carling Technologies electronic component

CA2-P0-D6-820-A52-M7

CIRCUIT BREAKER

Carling Technologies

7,781
RFQ

-

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 200A 480 V 80 V Lever 2 None - CCC, TUV, UL489A
9913011302 Weidmüller electronic component

9913011302

CB2213-10 W/O AUX T1 0.1A

Weidmüller

6,301
RFQ

-

* Bulk Obsolete - - - - - - - - - -

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.