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Circuit Protection Accessories

Browse available Circuit Protection Accessories part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.

Compare Part Numbers Review available models and manufacturers
Datasheets & Specifications Access technical references quickly
RFQ & BOM Support Send quantities for sourcing and quotation
Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Accessory Type For Use With/Related Products
3VA92340JJ22 Siemens

3VA92340JJ22

BRKR 3VA5 250A 4P LUG W/CVR 2W

Siemens

3,403 -
Datasheet - Box Active Terminal Block 3VA5 250
S29450 Schneider Electric

S29450

CIRCUIT BREAKER AUXILIARY SWITCH

Schneider Electric

3,464 -
Datasheet - Box Obsolete Auxiliary Switch Circuit Breakers
LV426986 Schneider Electric

LV426986

CIRCUIT BRKR COMPRESSION LUG KIT

Schneider Electric

2,114 -
Datasheet - Box Active Lug Circuit Breakers
GM25990 Schneider Electric

GM25990

CB AUXILIARY SWITCH, 29450

Schneider Electric

3,175 -
Datasheet - Box Obsolete Auxiliary Switch Circuit Breakers
004122029 Altech Corporation

004122029

FUSE BASENH2400A1200VDC

Altech Corporation

4,534 -
Datasheet - Bulk Active Base Fuses
3VA92440JC13 Siemens

3VA92440JC13

BREAKER 3VA6 250 350MCM AL LUG1W

Siemens

4,147 -
Datasheet - Box Active Terminal Block 3VA6 150/250
3VA92440JJ22 Siemens

3VA92440JJ22

BREAKER 3VA6 250 AL 300MCM LUG2W

Siemens

2,134 -
Datasheet - Box Active Terminal Block 3VA6 150/250
A3354745 Eaton - Bussmann Electrical Division

A3354745

FUSE CLIP

Eaton - Bussmann Electrical Division

1,231 -
Datasheet * Bulk Active - -
LV429507 Schneider Electric

LV429507

4 AL 185MM CRIMP LUGS PH BARRIER

Schneider Electric

2,750 -
Datasheet - Box Obsolete Barrier Circuit Breakers
LV429505 Schneider Electric

LV429505

4 AL 150MM CRIMP LUGS PH BARRIER

Schneider Electric

1,060 -
Datasheet - Box Obsolete Barrier Circuit Breakers
9421LW4 Schneider Electric

9421LW4

OPERATING MECHANISM 600VAC 1000A

Schneider Electric

4,052 -
Datasheet - Box Active Handle Circuit Breakers
9421LD4 Schneider Electric

9421LD4

CIRCUIT BREAKER OP MECH FOR 400A

Schneider Electric

4,077 -
Datasheet - Box Active Handle Circuit Breakers
GFC223N Siemens

GFC223N

CSA 100A 2P 240V 3W FUSED GD TYP

Siemens

3,232 -
Datasheet US2 Box Active Switch -
3VA92340JC13 Siemens

3VA92340JC13

BRKR 3VA5 250A 4P LG LUG W/TAP1W

Siemens

2,927 -
Datasheet - Box Active Terminal Block 3VA5 250
3VA92440JJ13 Siemens

3VA92440JJ13

BREAKER 3VA6 250 350MCM AL LUG1W

Siemens

3,942 -
Datasheet - Box Active Connector 3VA6 150/250
M9A26961 Schneider Electric

M9A26961

MULTI9 MN 48VAC-48VDC UNDERVOLTA

Schneider Electric

1,927 -
Datasheet - Box Active Undervoltage Release Circuit Breakers
M9A26959 Schneider Electric

M9A26959

MULTI9 MN 115VAC-48VDC UNDERVOLT

Schneider Electric

4,812 -
Datasheet - Box Active Undervoltage Release Circuit Breakers
9422A4 Schneider Electric

9422A4

OPERATING MECHANISM HANDLE NEMA

Schneider Electric

1,280 -
Datasheet - Box Active Handle Circuit Breakers
26961 Schneider Electric

26961

MN 48 VAC / 48VDC

Schneider Electric

2,962 -
Datasheet - Box Active Undervoltage Release Circuit Breakers
A9N26961 Schneider Electric

A9N26961

VOLTAGE RELEASE MN 48VAC DC GHOS

Schneider Electric

1,972 -
Datasheet - Box Active Undervoltage Release Circuit Breakers
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WINSUN SOURCING SUPPORT

Need Circuit Protection Accessories Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support
FREQUENTLY ASKED QUESTIONS

Circuit Protection Accessories FAQ

Common questions about selecting, comparing and sourcing Circuit Protection Accessories components through Winsun (HK) Electronics.

What should I check when selecting Circuit Protection Accessories components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Circuit Protection Accessories part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Circuit Protection Accessories parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Circuit Protection Accessories components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.