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FILTERED COMPONENT SELECTION

Circuit Breakers

Review Circuit Breakers Circuit Protection components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.

If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.

Photo Mfr. Part # Availability Price 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
5SY45638 Siemens

5SY45638

SUP PTOR 5SY4 1P+N 240V 63A 7.5K

Siemens

4,976
Datasheet SENTRON Box Active DIN Rail - 63A 230 V 72 V Lever 2 None - CCC, CE, EAC, UR, VDE
5SJ42327HG42 Siemens

5SJ42327HG42

MCB 5SJ4 2P 480/277 32A 10K C-TR

Siemens

7,554
Datasheet SENTRON Box Active DIN Rail - 32A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489
5SJ42168HG42 Siemens

5SJ42168HG42

MCB 5SJ4 2P 480/277 16A 10K D-TR

Siemens

7,079
Datasheet SENTRON Box Active DIN Rail - 16A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489
MMSKG3 Siemens

MMSKG3

MANUAL SW,KEY,2-P0LE,NEMA TYPE 1

Siemens

4,094
Datasheet MMS Box Active DIN Rail Manual Motor Controller - - - Rotary 2 None - UL
A6X30073961 Siemens

A6X30073961

CIRCUIT-BRKR SZ S00, FOR MTR PRO

Siemens

2,457
Datasheet - Bulk Active DIN Rail Thermal Magnetic 1.25A 690 V - Rotary 3 None - -
A6X30074008 Siemens

A6X30074008

CIRCUIT-BREAKER SCREW CONNECTION

Siemens

2,471
Datasheet - Bulk Active DIN Rail Thermal Magnetic 2.5A 690 V - Rotary 3 None - -
5SJ42087HG42 Siemens

5SJ42087HG42

MCB 5SJ4 2P 480/277 8A 10K C-TRI

Siemens

6,016
Datasheet SENTRON Box Active DIN Rail - 8A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489, VDE
SMFFG5 Siemens

SMFFG5

STARTER,MANUAL,TOGGLE SWITCH W/G

Siemens

2,156
Datasheet SMF Box Active DIN Rail Manual Motor Starter - - - Rotary - None - UL
SMFFG2 Siemens

SMFFG2

STARTER,MANUAL,TOGGLE SWITCH,1-U

Siemens

9,304
Datasheet SMF Box Active DIN Rail Manual Motor Starter - - - Rotary - None - UL
5SJ42308HG42 Siemens

5SJ42308HG42

MCB 5SJ4 2P 480/277 30A 10K D-TR

Siemens

6,052
Datasheet SENTRON Box Active DIN Rail - 30A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489
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FAQ

Frequently Asked Questions

What are Circuit Breakers components used for?

Circuit Breakers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Circuit Breakers part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Circuit Breakers parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.

PART MATCHING & SOURCING

Need Help Narrowing Down the Right Circuit Breakers Part?

Send your target specifications, preferred manufacturer, quantity or reference part number. Our team can help check matching options, availability and quotation details for your sourcing requirement.

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