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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
5SY45087 Siemens electronic component

5SY45087

SUP PTOR 5SY4 1P+N 240V 8A 7.5K

Siemens

5,747
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 8A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45088 Siemens electronic component

5SY45088

SUP PTOR 5SY4 1P+N 240V 8A 7.5K

Siemens

9,782
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 8A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45405 Siemens electronic component

5SY45405

SUP PTOR 5SY4 1P+N 240V 40A 7.5K

Siemens

5,669
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 40A 230 V 72 V Lever 2 None - CE, EAC, UR, VDE
5SY45168 Siemens electronic component

5SY45168

SUP PTOR 5SY4 1P+N 240V 16A 7.5K

Siemens

5,000
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 16A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45027 Siemens electronic component

5SY45027

SUP PTOR 5SY4 1P+N 240V 2A 7.5K

Siemens

5,994
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 2A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
5SY45017 Siemens electronic component

5SY45017

SUP PTOR 5SY4 1P+N 240V 1A 7.5K

Siemens

4,972
RFQ

Datasheet

5SY4 Bulk Active DIN Rail - 1A 230 V 72 V Lever 2 None - CCC, CE, EAC, IMQ, RCM, UR, VDE
LEGBX66-36600-16-V Sensata-Airpax electronic component

LEGBX66-36600-16-V

CIR BRKR MAG-HYDR ROCKER

Sensata-Airpax

4,876
RFQ

Datasheet

LEG Bulk Active Panel Mount Magnetic (Hydraulic Delay) - - - Rocker 2 - - -
LEGBX66-36600-20-V Sensata-Airpax electronic component

LEGBX66-36600-20-V

CIR BRKR MAG-HYDR ROCKER

Sensata-Airpax

7,466
RFQ

Datasheet

LEG Bulk Active Panel Mount Magnetic (Hydraulic Delay) - - - Rocker 2 - - -
LEGBX66-37481-20-V Sensata-Airpax electronic component

LEGBX66-37481-20-V

CIR BRKR,HYDMAG

Sensata-Airpax

4,700
RFQ

Datasheet

- Bulk Active - - - - - - - - - -
MA2-M-34-615-1-A26-2-C Carling Technologies electronic component

MA2-M-34-615-1-A26-2-C

CIRCUIT BREAKER

Carling Technologies

7,104
RFQ

-

M Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 250 V 80 V Rocker 2 None - CCC, CSA, UL1077
MA2-M-24-620-1-A26-2-C Carling Technologies electronic component

MA2-M-24-620-1-A26-2-C

CIRCUIT BREAKER

Carling Technologies

3,422
RFQ

-

M Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 250 V 80 V Rocker 2 None - CCC, CSA, UL1077
LMLB1-1RLS4-36789-100-V Sensata-Airpax electronic component

LMLB1-1RLS4-36789-100-V

CIR BRKR MAG-HYDR LEVER

Sensata-Airpax

9,799
RFQ

Datasheet

LML Bulk Active Panel Mount Magnetic (Hydraulic Delay) - - - Lever 1 - - -
LMLB1-1REC4-51-100.-1-01-V Sensata-Airpax electronic component

LMLB1-1REC4-51-100.-1-01-V

CIR BRKR MAG-HYDR 100A LEVER

Sensata-Airpax

4,727
RFQ

Datasheet

LML Bulk Active Panel Mount Magnetic (Hydraulic Delay) 100A - - Lever 1 - - -
LMLB1-1REC4-51-70.0-1-01-V Sensata-Airpax electronic component

LMLB1-1REC4-51-70.0-1-01-V

CIR BRKR MAG-HYDR 70A LEVER

Sensata-Airpax

8,239
RFQ

Datasheet

LML Bulk Active Panel Mount Magnetic (Hydraulic Delay) 70A - - Lever 1 - - -
LMLB1-1REC5-52-80.0-1-01-V Sensata-Airpax electronic component

LMLB1-1REC5-52-80.0-1-01-V

CIR BRKR MAG-HYDR 80A LEVER

Sensata-Airpax

9,014
RFQ

Datasheet

LML Bulk Active Panel Mount Magnetic (Hydraulic Delay) 80A - - Lever 1 - - -
LMLB1-1REC4-52-100.-2-01-V Sensata-Airpax electronic component

LMLB1-1REC4-52-100.-2-01-V

CIR BRKR MAG-HYDR

Sensata-Airpax

2,354
RFQ

Datasheet

LML Bulk Active Panel Mount Magnetic (Hydraulic Delay) 100A 415 V 80 V Lever 1 None - -
MMS-32H-17A Altech Corporation electronic component

MMS-32H-17A

MANUAL MOTOR START 30KA 11-17A

Altech Corporation

6,728
RFQ

Datasheet

MMS Bulk Active DIN Rail Manual Motor Starter 17A 600 V - Rotary 1 None - CE, CSA, UL508
MMS-32H-22A Altech Corporation electronic component

MMS-32H-22A

MANUAL MOTOR START 30KA 14-22A

Altech Corporation

8,581
RFQ

Datasheet

MMS Bulk Active DIN Rail Manual Motor Starter 22A 600 V - Rotary 3 None - CE, CSA, UL508
MMS-32H-26A Altech Corporation electronic component

MMS-32H-26A

MANUAL MOTOR START 30KA 18-26A

Altech Corporation

4,719
RFQ

Datasheet

MMS Bulk Active DIN Rail Manual Motor Starter 26A 600 V - Rotary 1 None - CE, CSA, UL508
MMS-32H-32A Altech Corporation electronic component

MMS-32H-32A

MANUAL MOTOR START 30KA 22-32A

Altech Corporation

3,851
RFQ

Datasheet

MMS Bulk Active DIN Rail Manual Motor Starter 32A 600 V - Rotary 3 None - CE, CSA, UL508

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.