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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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PSR073FS0630ZFUSE SQUARE 630A 1.3KVAC/1KVDC |
3,943 | - |
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Datasheet | POWR-SPEED® PSR | - | Bulk | Active | Bolt Mount | Square | 630A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | - | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.953" L x 2.894" W x 3.130" H (75.00mm x 73.50mm x 79.50mm) | - | - |
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PSR073FL0550ZFUSE SQUARE 550A 1.3KVAC/1KVDC |
6,607 | - |
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Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 550A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.953" L x 2.894" W x 3.130" H (75.00mm x 73.50mm x 79.50mm) | - | - |
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PSR073FL0630ZFUSE SQUARE 630A 1.3KVAC/1KVDC |
3,205 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 630A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.953" L x 2.894" W x 3.130" H (75.00mm x 73.50mm x 79.50mm) | - | - |
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LA120URD71LLI0550FUSE SQUARE 550A 1.2KVAC RECT |
7,127 | - |
|
Datasheet | POWR-GARD® LA | Rectangular, Blade | Box | Obsolete | Bolt Mount | Square | 550A | 1.2 kVAC | - | Fast Blow | Electrical, Industrial | - | - | UR | - | 100kA | 2.854" L x 2.008" W x 2.206" H (72.50mm x 51.00mm x 56.03mm) | - | - |
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LA120URD71LLI0500FUSE SQUARE 500A 1.2KVAC RECT |
5,895 | - |
|
Datasheet | POWR-GARD® LA | Rectangular, Blade | Box | Obsolete | Bolt Mount | Square | 500A | 1.2 kVAC | - | Fast Blow | Electrical, Industrial | - | - | UR | - | 100kA | 2.854" L x 2.008" W x 2.206" H (72.50mm x 51.00mm x 56.03mm) | - | - |
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LA110URD71LLI0630FUSE SQUARE 630A 1.1KVAC RECT |
6,093 | - |
|
Datasheet | POWR-GARD® LA | Rectangular, Blade | Box | Obsolete | Bolt Mount | Square | 630A | 1.1 kVAC | - | Fast Blow | Electrical, Industrial | - | - | UR | - | 100kA | 2.854" L x 2.008" W x 2.206" H (72.50mm x 51.00mm x 56.03mm) | - | - |
|
JLLS500.XFUSE CRTRDGE 500A 600VAC/300VDC |
2,783 | - |
|
Datasheet | POWR-GARD® JLLS | Cylindrical, Blade Terminal (Bolt) | Box | Active | Bolt Mount | Cartridge | 500A | 600 VAC | 300 VDC | Fast Blow | Electrical, Industrial | - | T | CE, CSA, UL | - | 200kA | 2.063" Dia x 1.764" L (52.40mm x 44.80mm) | - | - |
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PSR033UL0500XFUSE SQUARE 500A 700VAC/600VDC |
6,212 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 500A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.937" L x 2.894" W x 3.130" H (49.20mm x 73.50mm x 79.50mm) | - | - |
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PSR033DL0550XFUSE SQUARE 550A 700VAC/600VDC |
6,654 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 550A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.937" L x 2.894" W x 3.130" H (49.20mm x 73.50mm x 79.50mm) | - | - |
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PSR033UL0550XFUSE SQUARE 550A 700VAC/600VDC |
4,633 | - |
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Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 550A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.937" L x 2.894" W x 3.130" H (49.20mm x 73.50mm x 79.50mm) | - | - |
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.
