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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
3RV29221CV1 Siemens

3RV29221CV1

UNDERVOLTAGE RELEASE AC 480V/60H

Siemens

3,670 -
Datasheet 3RV2 Box Active Undervoltage Release Circuit Breakers
3RV29221CP0 Siemens

3RV29221CP0

UNDERVOLTAGE RELEASE AC 240V/60H

Siemens

2,852 -
Datasheet - Box Active Undervoltage Release 3RV2
GSIPBS Eaton - Bussmann Electrical Division

GSIPBS

GSIPBS ADD-ON INDICATOR KIT

Eaton - Bussmann Electrical Division

2,249 -
Datasheet * Bulk Active - -
LAD3B1 Schneider Electric

LAD3B1

TERMINAL BLOCK

Schneider Electric

1,690 -
Datasheet - Box Active Terminal Block Circuit Breakers
VBLK4 Siemens

VBLK4

SWITCH VBII OEM 400-600A LONG LI

Siemens

4,705 -
Datasheet US2 Box Active Switch -
CVRI-RH-25200 Eaton - Bussmann Electrical Division

CVRI-RH-25200

FUSEHOLDER CAP

Eaton - Bussmann Electrical Division

1,456 -
Datasheet - Bulk Active Cap (Cover) Class H(K), R
2905592 Phoenix Contact

2905592

PLT-SEC-T3-3S-BE

Phoenix Contact

4,163 -
Datasheet - Bulk Obsolete Base PLUGTRAB SEC
FA3HT Schneider Electric

FA3HT

CIRCUIT BREAKER HANDLE TIE ATTAC

Schneider Electric

3,449 -
Datasheet - Box Obsolete Handle Circuit Breakers
3VA92340JB12 Siemens

3VA92340JB12

BRKR 3VA5 250A 4P LG LUG 1W

Siemens

3,754 -
Datasheet - Box Active Terminal Block 3VA5 250
3VA92440JB12 Siemens

3VA92440JB12

BREAKER 3VA6 250A 350MCM AL LUG

Siemens

3,426 -
Datasheet - Box Active Terminal Block 3VA6 150/250
3P18U3S/60 Altech Corporation

3P18U3S/60

BUSBAR3 PHASE+1P18SQMM PIN TYPE6

Altech Corporation

4,866 -
Datasheet - Bulk Active Bus Bar Circuit Breaker
CVC400LA5 Schneider Electric

CVC400LA5

CIRCUIT BREAKER COMPRESSION LUG

Schneider Electric

1,053 -
Datasheet - Box Obsolete Lug Circuit Breakers
HG2656 Siemens

HG2656

HDSS IG KIT 600V 400-600A

Siemens

1,668 -
Datasheet - Box Active Lug Switches
GVAPL01 Schneider Electric

GVAPL01

TOOL FOR ROTARY HANDLE INSTALLAT

Schneider Electric

4,181 -
Datasheet - Box Active Handle Circuit Breakers
3P18U3H/69 Altech Corporation

3P18U3H/69

BUSBAR3 PHASE+1/2P18SQMM PIN TYP

Altech Corporation

2,901 -
Datasheet - Bulk Active Bus Bar Circuit Breaker
LV432490 Schneider Electric

LV432490

3P SPREADER 52.5MM PH BARRIERS I

Schneider Electric

4,964 -
Datasheet - Box Obsolete Terminal Circuit Breakers
GNF221RA Siemens

GNF221RA

GDSS NF 2P2W 240V 30A NEMA 3R SE

Siemens

3,118 -
Datasheet - Box Active Switch -
S37436 Schneider Electric

S37436

CIRCUIT BREAKER SHORT TERMINAL C

Schneider Electric

3,697 -
Datasheet - Box Obsolete Terminal Circuit Breakers
QOC42UC Schneider Electric

QOC42UC

COVER FOR LOAD CENTER

Schneider Electric

4,130 -
Datasheet - Box Obsolete Cover Circuit Breakers
QOC42UF Schneider Electric

QOC42UF

LOAD CENTER COVER QO

Schneider Electric

4,561 -
Datasheet - Box Obsolete Cover 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.