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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
1Z30UL Altech Corporation electronic component

1Z30UL

1Z30UL 30A CIRCUIT BREAKER Z CHA

Altech Corporation

7,890
RFQ

-

UL Bulk Active DIN Rail Thermal Magnetic 30A 277 V - Lever 1 None - CE, cULus, UL489
1Z32UL Altech Corporation electronic component

1Z32UL

1Z32UL 32A CIRCUIT BREAKER Z CHA

Altech Corporation

7,937
RFQ

-

UL Bulk Active DIN Rail Thermal Magnetic 32A 277 V - Lever 1 None - CE, cULus, UL489
1Z40UL Altech Corporation electronic component

1Z40UL

1Z40UL 40A CIRCUIT BREAKER Z CHA

Altech Corporation

6,014
RFQ

-

UL Bulk Active DIN Rail Thermal Magnetic 40A 277 V - Lever 1 None - CE, cULus, UL489
1Z50UL Altech Corporation electronic component

1Z50UL

1Z50UL 50A CIRCUIT BREAKER Z CHA

Altech Corporation

4,263
RFQ

-

UL Bulk Active DIN Rail Thermal Magnetic 50A 277 V - Lever 1 None - CE, cULus, UL489
1Z5UL Altech Corporation electronic component

1Z5UL

1Z5UL 5A CIRCUIT BREAKER Z CHAR

Altech Corporation

9,273
RFQ

-

UL Bulk Active DIN Rail Thermal Magnetic 5A 277 V - Lever 1 None - CE, cULus, UL489
1ZU15L Altech Corporation electronic component

1ZU15L

1ZU15L15A MCB Z CHAR 1P277VACUL4

Altech Corporation

7,577
RFQ

-

L Bulk Active DIN Rail Thermal Magnetic 15A 277 V - Lever 1 None - CE, cULus, UL489
1ZU50L Altech Corporation electronic component

1ZU50L

1ZU50L50A MCB Z CHAR 1P277VACUL4

Altech Corporation

8,065
RFQ

-

L Bulk Active DIN Rail Thermal Magnetic 50A 277 V - Lever 1 None - CE, cULus, UL489
MD1-B-34-620-1-A16-2-C Carling Technologies electronic component

MD1-B-34-620-1-A16-2-C

CIRCUIT BREAKER

Carling Technologies

7,594
RFQ

-

M Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 250 V 80 V Rocker 1 None - CCC, CSA, UL1077
LELK1-1REC5-71061-1-V Sensata-Airpax electronic component

LELK1-1REC5-71061-1-V

CIR BRKR,HYDMAG

Sensata-Airpax

3,774
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
SPA-4..S00254142 Sensata-Airpax electronic component

SPA-4..S00254142

CIRCUIT BREAKER

Sensata-Airpax

2,090
RFQ

-

SPA Bulk Obsolete - - - - - - - - - -
3-109-185 SCHURTER Inc. electronic component

3-109-185

TA45 CIRCUIT BREAKER 2P RO 18A

SCHURTER Inc.

5,130
RFQ

Datasheet

- Box Active - - - - - - - - - -
3-109-183 SCHURTER Inc. electronic component

3-109-183

TA45 CIRCUIT BREAKER 2P RO 10A

SCHURTER Inc.

9,380
RFQ

Datasheet

- Box Active - - - - - - - - - -
AC1-B0-34-610-131-D Carling Technologies electronic component

AC1-B0-34-610-131-D

CIR BRKR 10A 277VAC 80VDC

Carling Technologies

5,508
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 277 V 80 V Rocker 1 None - CSA, UL, VDE
AC1-B0-34-615-131-D Carling Technologies electronic component

AC1-B0-34-615-131-D

CIR BRKR 15A 277VAC 80VDC

Carling Technologies

5,404
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 277 V 80 V Rocker 1 None - CSA, UL, VDE
AC1-B0-34-620-131-D Carling Technologies electronic component

AC1-B0-34-620-131-D

CIR BRKR 20A 277VAC 80VDC

Carling Technologies

8,495
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 277 V 80 V Rocker 1 None - CSA, UL, VDE
AC1-B0-34-630-131-D Carling Technologies electronic component

AC1-B0-34-630-131-D

CIR BRKR 30A 277VAC 80VDC

Carling Technologies

8,264
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 30A 277 V 80 V Rocker 1 None - CSA, UL, VDE
IELXK1-1REC4-51-40.0-03-V Sensata-Airpax electronic component

IELXK1-1REC4-51-40.0-03-V

CIR BRKR MAG-HYDR LEVER 40A

Sensata-Airpax

5,837
RFQ

Datasheet

IEL Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 40A - - Rocker 1 - - -
IELXK1-1REC4-52-40.0-03-V Sensata-Airpax electronic component

IELXK1-1REC4-52-40.0-03-V

CIR BRKR MAG-HYDR LEVER 40A

Sensata-Airpax

2,391
RFQ

Datasheet

IEL Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 40A - - Rocker 1 - - -
AK1-B0-24-410-121-C Carling Technologies electronic component

AK1-B0-24-410-121-C

CIRCUIT BREAKER

Carling Technologies

8,443
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 1A 277 V 80 V Rocker 1 None - CCC, CSA, UL
AK1-B0-24-610-1B1-C Carling Technologies electronic component

AK1-B0-24-610-1B1-C

CIRCUIT BREAKER

Carling Technologies

9,046
RFQ

Datasheet

A Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 277 V 80 V Rocker 1 None - CCC, CSA, UL
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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.