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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
QOB345 Schneider Electric electronic component

QOB345

MINIATURE CIRCUIT BREAKER 240V 4

Schneider Electric

5,219
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 45A 240 V 48 V Lever 3 None - CSA, UL
QOB335 Schneider Electric electronic component

QOB335

MINIATURE CIRCUIT BREAKER 240V 3

Schneider Electric

2,903
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 35A 240 V 48 V Lever 3 None - CSA, UL
QOB330 Schneider Electric electronic component

QOB330

MINIATURE CIRCUIT BREAKER 240V 3

Schneider Electric

4,861
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 30A 240 V 48 V Lever 3 None - CSA, UL
QOB340 Schneider Electric electronic component

QOB340

MINIATURE CIRCUIT BREAKER 240V 4

Schneider Electric

5,595
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 40A 240 V 48 V Lever 3 None - CSA, UL
QOB320 Schneider Electric electronic component

QOB320

MINIATURE CIRCUIT BREAKER 240V 2

Schneider Electric

3,393
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 20A 240 V 48 V Lever 3 None - CSA, UL
QOB325 Schneider Electric electronic component

QOB325

MINIATURE CIRCUIT BREAKER 240V 2

Schneider Electric

6,181
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 25A 240 V 48 V Lever 3 None - CSA, UL
QOB315 Schneider Electric electronic component

QOB315

MINIATURE CIRCUIT BREAKER 240V 1

Schneider Electric

2,727
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 15A 240 V - Lever 3 None - CSA, UL
QOB310 Schneider Electric electronic component

QOB310

MINIATURE CIRCUIT BREAKER 240V 1

Schneider Electric

9,093
RFQ

Datasheet

QO Box Obsolete DIN Rail Thermal Magnetic 10A 240 V 48 V Lever 3 None - CSA, UL
QOB300 Schneider Electric electronic component

QOB300

NON-AUTOMATIC MINIATURE SWITCH 2

Schneider Electric

3,283
RFQ

Datasheet

QO Box Obsolete Panel Mount Thermal Magnetic 60A 240 V - Lever 3 None - CSA, UL
IULK211-1REC4-38324-60 Sensata-Airpax electronic component

IULK211-1REC4-38324-60

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

3,139
RFQ

Datasheet

IUL Bulk Active Panel Mount Magnetic (Hydraulic Delay) - - - Lever - - - -
299-4-28759-3 Sensata-Airpax electronic component

299-4-28759-3

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

3,843
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
229G-3-32086-11 Sensata-Airpax electronic component

229G-3-32086-11

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

7,801
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
229G-3-32086-12 Sensata-Airpax electronic component

229G-3-32086-12

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

9,476
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
229G-3-32086-13 Sensata-Airpax electronic component

229G-3-32086-13

CIRCUIT BREAKER MAG-HYDR LEVER

Sensata-Airpax

5,978
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
8345-SO0225-125A E-T-A electronic component

8345-SO0225-125A

CIR BRKR MAG-HYDR 125A

E-T-A

7,461
RFQ

-

8345 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 125A 480 V 80 V - - None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, UL489
M9U21150 Schneider Electric electronic component

M9U21150

MULTI9 C60H-DC 1P C 50A 10KA 250

Schneider Electric

9,372
RFQ

Datasheet

Multi9 Box Active DIN Rail Thermal Magnetic 50A 250 V 250 V Toggle 1 None - EN 60947-2, GB 14048.2, IEC 60947-2, UL1077
CA4-B0-24-620-12C-E Carling Technologies electronic component

CA4-B0-24-620-12C-E

CIRCUIT BREAKER

Carling Technologies

6,476
RFQ

Datasheet

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 250 V 150 V Lever 4 None - CCC, CSA, TUV, UL
CA4-B0-24-630-3DA-C Carling Technologies electronic component

CA4-B0-24-630-3DA-C

CIRCUIT BREAKER

Carling Technologies

2,268
RFQ

Datasheet

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 30A 480 V 150 V Lever 4 None - CCC, CSA, UL
CA4-B0-24-620-5CB-D Carling Technologies electronic component

CA4-B0-24-620-5CB-D

CIRCUIT BREAKER

Carling Technologies

5,910
RFQ

Datasheet

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 250 V 150 V Lever 4 None - CCC, CSA, UL, VDE
CA4-B0-26-620-62B-E Carling Technologies electronic component

CA4-B0-26-620-62B-E

CIRCUIT BREAKER

Carling Technologies

4,747
RFQ

Datasheet

C Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 250 V 150 V Lever 4 None - CCC, CSA, TUV, 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.