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FILTERED PRODUCT SELECTION

Electrical, Specialty Fuses

Use the filters and product table below to compare Electrical, Specialty Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters
Stock & Datasheets Review availability and technical references
RFQ & BOM Support Send your target MPN, quantity or BOM
Photo Mfr. Part # Availability Price Quantity Datasheet Series Package / Case Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Applications Features Class Approval Agency Operating Temperature Breaking Capacity @ Rated Voltage Size / Dimension Grade Qualification
PSR071DL0550Z Littelfuse Inc.

PSR071DL0550Z

FUSES POWR-SPEED

Littelfuse Inc.

4,470 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 550A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.882" L x 2.028" W x 2.264" H (73.20mm x 51.50mm x 57.50mm) - -
PSR071UL0550Z Littelfuse Inc.

PSR071UL0550Z

FUSES POWR-SPEED

Littelfuse Inc.

3,764 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 550A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.882" L x 2.028" W x 2.264" H (73.20mm x 51.50mm x 57.50mm) - -
PSR071FS0500Z Littelfuse Inc.

PSR071FS0500Z

FUSES POWR-SPEED

Littelfuse Inc.

2,438 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 500A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 2.028" W x 2.264" H (74.00mm x 51.50mm x 57.50mm) - -
PSR071FL0500Z Littelfuse Inc.

PSR071FL0500Z

FUSES POWR-SPEED

Littelfuse Inc.

3,022 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 500A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 2.028" W x 2.264" H (74.00mm x 51.50mm x 57.50mm) - -
PSR071UL0630Z Littelfuse Inc.

PSR071UL0630Z

FUSES POWR-SPEED

Littelfuse Inc.

4,409 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 630A 1.1 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.882" L x 2.028" W x 2.264" H (73.20mm x 51.50mm x 57.50mm) - -
PSR071FS0550Z Littelfuse Inc.

PSR071FS0550Z

FUSES POWR-SPEED

Littelfuse Inc.

2,796 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 550A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 2.028" W x 2.264" H (74.00mm x 51.50mm x 57.50mm) - -
PSR071FL0550Z Littelfuse Inc.

PSR071FL0550Z

FUSES POWR-SPEED

Littelfuse Inc.

3,916 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 550A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 2.028" W x 2.264" H (74.00mm x 51.50mm x 57.50mm) - -
PSR032US1400X Littelfuse Inc.

PSR032US1400X

FUSES POWR-SPEED

Littelfuse Inc.

1,509 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 1.4kA 500 VAC 450 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.362" W x 2.598" H (49.20mm x 60.00mm x 66.00mm) - -
PSR032FS1250Z Littelfuse Inc.

PSR032FS1250Z

FUSES POWR-SPEED

Littelfuse Inc.

1,755 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 1.25kA 600 VAC 550 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 2.008" L x 2.362" W x 2.598" H (51.00mm x 60.00mm x 66.00mm) - -
PSR071FS0630Z Littelfuse Inc.

PSR071FS0630Z

FUSES POWR-SPEED

Littelfuse Inc.

2,193 -
Datasheet POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 630A 1.1 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 2.028" W x 2.264" H (74.00mm x 51.50mm x 57.50mm) - -
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WINSUN SOURCING SUPPORT

Need Help Sourcing Electrical, Specialty Fuses?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing
FREQUENTLY ASKED QUESTIONS

Electrical, Specialty Fuses FAQ

Common questions about filtering, comparing and sourcing Electrical, Specialty Fuses components.

How can I narrow the Electrical, Specialty Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Electrical, Specialty Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.