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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
3RV21110GA10 Siemens electronic component

3RV21110GA10

MSP S00 AUTO RESET 0.45-0.63A SC

Siemens

7,076
RFQ

Datasheet

SIRIUS Box Active DIN Rail Thermal Magnetic 630mA 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
QOB350SWN1021 Schneider Electric electronic component

QOB350SWN1021

MINIATURE CIRCUIT BREAKER 240V 5

Schneider Electric

3,153
RFQ

Datasheet

QO Box Obsolete Chassis Mount Thermal Magnetic 50A - - Lever 3 None - CSA, UL
229-3-1REC4-38943-1 Sensata-Airpax electronic component

229-3-1REC4-38943-1

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

8,535
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
2510KR1 Schneider Electric electronic component

2510KR1

MANUAL SWITCH 600VAC K+OPTIONS

Schneider Electric

7,217
RFQ

-

K Box Active Chassis Mount Switch Only 20A 600 V 230 V Toggle 2 None - CSA, UL
CA3-P0-D6-825-A12-M7 Carling Technologies electronic component

CA3-P0-D6-825-A12-M7

CIRCUIT BREAKER

Carling Technologies

8,481
RFQ

-

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 250A 480 V 80 V Lever 3 None - CCC, TUV, UL489A
CA3-P0-D6-825-A52-M7 Carling Technologies electronic component

CA3-P0-D6-825-A52-M7

CIRCUIT BREAKER

Carling Technologies

2,755
RFQ

-

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 250A 480 V 80 V Lever 3 None - CCC, TUV, UL489A
219-3-4884-1 Sensata-Airpax electronic component

219-3-4884-1

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

2,332
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
219-3-4884-2 Sensata-Airpax electronic component

219-3-4884-2

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

9,396
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
219-3-4884-6 Sensata-Airpax electronic component

219-3-4884-6

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

5,984
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
QOB220VH1021 Schneider Electric electronic component

QOB220VH1021

MINIATURE CIRCUIT BREAKER 240V 2

Schneider Electric

7,733
RFQ

-

QO Box Obsolete Chassis Mount Thermal Magnetic 20A 240 V 60 V Lever 2 None - CSA, UL
QOB230VH1021 Schneider Electric electronic component

QOB230VH1021

MINIATURE CIRCUIT BREAKER 240V 3

Schneider Electric

2,711
RFQ

-

QO Box Obsolete Panel Mount Thermal Magnetic 30A 240 V - Lever 2 None - CSA, UL
QOU2701042 Schneider Electric electronic component

QOU2701042

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

4,360
RFQ

Datasheet

QOU Box Active Chassis Mount Thermal Magnetic 70A 240 V - Lever 2 None - CSA, IEC, UL
M9F21250 Schneider Electric electronic component

M9F21250

MULTI9 C60SP 2P B 50A 5KA 480Y/2

Schneider Electric

3,665
RFQ

-

Multi9 Box Active DIN Rail Thermal Magnetic 50A 440 V - Toggle 2 None - CSA C22.2 No 235, EN 60947-2, GB 14048.2, IEC 60947-2, UL1077
QOB250VH1021 Schneider Electric electronic component

QOB250VH1021

MINIATURE CIRCUIT BREAKER 240V 5

Schneider Electric

3,247
RFQ

-

QO Box Obsolete Panel Mount Thermal Magnetic 50A 240 V - Lever 2 None - CSA, UL
QOB240VH1021 Schneider Electric electronic component

QOB240VH1021

MINIATURE CIRCUIT BREAKER 240V 4

Schneider Electric

3,240
RFQ

-

QO Box Obsolete Chassis Mount Thermal Magnetic 40A - - Lever 2 None - CSA, UL
QOB250VH1042 Schneider Electric electronic component

QOB250VH1042

MINIATURE CIRCUIT BREAKER 240V 5

Schneider Electric

4,458
RFQ

-

QO Box Obsolete Chassis Mount Thermal Magnetic 50A - - Lever 2 None - CSA, UL
QOB225H Schneider Electric electronic component

QOB225H

MINIATURE CIRCUIT BREAKER 240V 2

Schneider Electric

2,571
RFQ

-

QO Box Obsolete Chassis Mount Thermal Magnetic 25A - - Lever 2 None - CSA, UL
787-1662/000-250 WAGO Corporation electronic component

787-1662/000-250

ELECTRONIC CIRCUIT BREAKER; 2-CH

WAGO Corporation

5,481
RFQ

Datasheet

- Box Active DIN Rail - 10A - 48 V Not Included 2 None - CE, DNV GL, EAC, UL
DB4-B0-20-630-131-C Carling Technologies electronic component

DB4-B0-20-630-131-C

CIRCUIT BREAKER

Carling Technologies

9,693
RFQ

-

D Bulk Active DIN Rail Magnetic (Hydraulic Delay) 30A 480 V 80 V Lever 4 None - CSA, UL
GA4-B1-24-616-12-HC Carling Technologies electronic component

GA4-B1-24-616-12-HC

CIRCUIT BREAKER

Carling Technologies

6,022
RFQ

Datasheet

G Bulk Active DIN Rail Magnetic (Hydraulic Delay) 16A 480 V 125 V Lever 4 None - CCC, 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.