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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.

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Datasheets & Specifications Access technical references quickly
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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Accessory Type For Use With/Related Products
3VA94740JH13 Siemens

3VA94740JH13

BRKR 3VA6 600A 4P BOX TRML W/TAP

Siemens

4,541 -
Datasheet - Box Active Terminal Block 3VA5/6 400/600
QO112L200PGRB Schneider Electric

QO112L200PGRB

QO PON N3R 1PH 200A ML 12/24CIR

Schneider Electric

3,424 -
Datasheet - Box Obsolete Power Distribution System Circuit Breakers
HA265678 Siemens

HA265678

HDSS AUX CONT 2A2B 600V 800-1200

Siemens

2,497 -
Datasheet - Box Active Switch -
9421LR4 Schneider Electric

9421LR4

OPERATING MECHANISM 600VAC 400AM

Schneider Electric

1,212 -
Datasheet - Box Active Handle Circuit Breakers
9421LT4 Schneider Electric

9421LT4

OPERATING MECHANISM 600VAC 800AM

Schneider Electric

1,569 -
Datasheet - Box Active Handle Circuit Breakers
3VA92340JD12 Siemens

3VA92340JD12

BRKR 3VA5 250A 4P CU LUG 1W

Siemens

3,212 -
Datasheet - Box Active Terminal Block 3VA5 250
HF321NRG Siemens

HF321NRG

HDSS FUS 3P4W 240V 30A N3R G BAR

Siemens

2,351 -
Datasheet - Box Active Switch -
LRU2664 Littelfuse Inc.

LRU2664

FUSE REDUCER CLASS H 600 TO 400A

Littelfuse Inc.

1,122 -
Datasheet - Box Active Fuse Reducer Fuse; NLN, NLS, RLN, RLS
QON330L200 Schneider Electric

QON330L200

OEM MTG BASE QO MLO 240V 200A 3P

Schneider Electric

1,558 -
Datasheet - Box Obsolete Base Circuit Breakers
VBFS362PV Siemens

VBFS362PV

VBII DISC SW FUS 3P 600V 60A PNL

Siemens

3,422 -
Datasheet - Box Active Switch -
LV434201 Schneider Electric

LV434201

NSX CORD L= 1,3 M

Schneider Electric

3,437 -
Datasheet - Box Obsolete Cable Circuit Breakers
QO112M100PRB Schneider Electric

QO112M100PRB

QO PON N3R 1PH 100A MB 12/24CIR

Schneider Electric

1,920 -
Datasheet - Box Obsolete Power Distribution System Circuit Breakers
S29272 Schneider Electric

S29272

CIRCUIT BREAKER 9 WIRE AUX CONNE

Schneider Electric

2,289 -
Datasheet - Box Active Connector Circuit Breakers
3VA91430KD10 Siemens

3VA91430KD10

BREAKER 3VA6 250 3P DRAW OUT CON

Siemens

4,685 -
Datasheet - Box Active Draw-Out Unit 3VA6 150/250
SVS04-04-B10-SB01 E-T-A

SVS04-04-B10-SB01

CIRC BRKR MODULE

E-T-A

3,560 -
Datasheet SVS04 Bulk Active Power Distribution System 2210-S21, ESS20, ESX10
68100 Eaton - Bussmann Electrical Division

68100

BUSS WELDER LIMITER

Eaton - Bussmann Electrical Division

2,746 -
Datasheet - Bulk Active - -
LRU2662R Littelfuse Inc.

LRU2662R

FUSE REDUCER CLASS R 600 TO 200A

Littelfuse Inc.

2,051 -
Datasheet - Box Active Fuse Reducer Fuse; FLNR, FLSR, IDSR, LLNRK, LLSRK, KLNR, KLSR
HF262 Siemens

HF262

HDSS FUS 2P2W 600V 60A N1

Siemens

1,018 -
Datasheet - Box Active Switch -
HNF361RG Siemens

HNF361RG

HDSS NF 3P3W 600V 30A N3R G BAR

Siemens

1,936 -
Datasheet - Box Active Switch -
2905241 Phoenix Contact

2905241

CIRCUIT BREAKER

Phoenix Contact

1,627 -
Datasheet CBB Bulk Active Potential Distributor CB TM, CB E Series 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.