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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
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
HF321NR Siemens

HF321NR

HDSS FUS 3P4W 240V 30A N3R

Siemens

2,720 -
Datasheet - Box Active Switch -
HNF363 Siemens

HNF363

HDSS NF 3P3W 600V 100A N1

Siemens

1,680 -
Datasheet - Bulk Active Enclosure with Safety Switch -
HF361R Siemens

HF361R

HDSS FUS 3P3W 600V 30A N3R

Siemens

3,241 -
Datasheet - Bulk Active Enclosure with Safety Switch -
HNF364R Siemens

HNF364R

HDSS NF 3P3W 600V 200A N3R

Siemens

2,166 -
Datasheet - Bulk Active Enclosure with Safety Switch -
03540528Z Littelfuse/Commercial Vehicle Products

03540528Z

FUSE TERM LOCK TYPE 5

Littelfuse/Commercial Vehicle Products

2,585 -
Datasheet ATO® Bulk Active BLOK LOKS™ Fuse Module; MINI® ATO, ATC
4430.3618 SCHURTER Inc.

4430.3618

COLLAR CIRCUIT BRKR 2POLE

SCHURTER Inc.

1,816 -
Datasheet TA45 Bulk Active Collar Circuit Breaker; TA45
4430.0519 SCHURTER Inc.

4430.0519

REAR COVER CIRCUIT BRKR 2POLE

SCHURTER Inc.

4,327 -
Datasheet TA45 Bulk Active Cover TA45
4430.2187 SCHURTER Inc.

4430.2187

COLLAR CIRCUIT BRKE 2POLE

SCHURTER Inc.

3,186 -
Datasheet TA45 Bulk Active Collar TA45
4430.2218 SCHURTER Inc.

4430.2218

COVER CIRCUIT BRKR 2POLE

SCHURTER Inc.

1,949 -
Datasheet TA45 Bulk Active Collar TA45
4430.0499 SCHURTER Inc.

4430.0499

GASKET CIRCUIT BRKR 2POLE

SCHURTER Inc.

3,186 -
Datasheet TA45 Bulk Active Collar TA45
4430.0685 SCHURTER Inc.

4430.0685

GASKET CIRCUIT BRKR 2POLE

SCHURTER Inc.

1,087 -
Datasheet TA45 Bulk Active Gasket TA45
0913553 Phoenix Contact

0913553

FUSE BLOCK CARTRIDGE

Phoenix Contact

2,875 -
Datasheet - Bulk Active Cover 5mm x 20mm
4430.0582 SCHURTER Inc.

4430.0582

COVER CIRCUIT BRKR 2POLE

SCHURTER Inc.

2,114 -
Datasheet TA45 Bulk Active Collar TA45
3101.7511 SCHURTER Inc.

3101.7511

FPG1/2/6 CARRIER 5X20 IP 40

SCHURTER Inc.

2,709 -
Datasheet - Bulk Active Carrier 5mm x 20mm
0031.3502 SCHURTER Inc.

0031.3502

FUSE HOLDER FEF F'GRIP 5X20MM

SCHURTER Inc.

4,946 -
Datasheet - Bulk Active Fuse Holder Body 5mm x 20mm
4430.3496 SCHURTER Inc.

4430.3496

COVER CIRCUIT BRKR 2POLE

SCHURTER Inc.

1,387 -
Datasheet TA45 Bulk Active Collar TA45
4430.1172 SCHURTER Inc.

4430.1172

COVER CIRCUIT BRKR 2POLE

SCHURTER Inc.

3,099 -
Datasheet TA45 Bulk Active Collar TA45
03450621HX020 Littelfuse Inc.

03450621HX020

FUSEHOLDER KNOB FOR 5X20MM

Littelfuse Inc.

2,334 -
Datasheet 345 Bulk Active Knob - Black Fuseholder; 345
03420012HX010 Littelfuse Inc.

03420012HX010

FUSE HLDR CART 250V 20A PNL MNT

Littelfuse Inc.

1,372 -
Datasheet 342 Bulk Active Fuse Holder Body 3AG, SFE
0031.3553 SCHURTER Inc.

0031.3553

FUSE HOLDER FEF F'GRIP 5X20MM

SCHURTER Inc.

2,859 -
Datasheet - Bulk Active Fuse Holder Body 5mm x 20mm
Total 6367 Record«Prev1... 5051525354555657...319Next»
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.