Electrical, Specialty Fuses
Browse available Electrical, Specialty Fuses 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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PSR031FS0700ZFUSE SQUARE 700A 700VAC/600VDC |
1,366 | - |
|
Datasheet | POWR-SPEED® PSR | - | Bulk | Active | Bolt Mount | Square | 700A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | - | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.969" L x 2.028" W x 2.264" H (50.00mm x 51.50mm x 57.50mm) | - | - |
|
PSR032FS0500ZFUSE SQUARE 500A 700VAC/600VDC |
3,283 | - |
|
Datasheet | POWR-SPEED® PSR | - | Bulk | Active | Bolt Mount | Square | 500A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | - | - | CCC, 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) | - | - |
|
PSR070FL0050ZFUSE SQUARE 50A 1.3KVAC/1KVDC |
4,065 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 50A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) | - | - |
.jpg "PSR070FL0063Z")
|
PSR070FL0063ZFUSE SQUARE 63A 1.3KVAC/1KVDC |
3,229 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 63A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) | - | - |
.jpg "PSR070FL0080Z")
|
PSR070FL0080ZFUSE SQUARE 80A 1.3KVAC/1KVDC |
2,948 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 80A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) | - | - |
|
PSR032FL1250ZFUSES POWR-SPEED |
3,631 | - |
|
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) | - | - |
|
|
PSR031US0900ZFUSES POWR-SPEED |
4,591 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 900A | 600 VAC | 550 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.937" L x 2.028" W x 2.264" H (49.20mm x 51.50mm x 57.50mm) | - | - |
|
|
PSR031DS0900ZFUSES POWR-SPEED |
4,933 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 900A | 600 VAC | 550 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.937" L x 2.028" W x 2.264" H (49.20mm x 51.50mm x 57.50mm) | - | - |
|
FLSR400.XXIDFUSE CRTRDGE 400A 600VAC/300VDC |
1,632 | - |
|
Datasheet | POWR-GARD® FLSR_ID | Cylindrical, Blade Terminals | Box | Active | Requires Holder | Cartridge | 400A | 600 VAC | 300 VDC | Slow Blow | Electrical, Industrial | Indicating | RK5 | CE, CSA, QPL, UL | - | 200kA AC, 20kA DC | 2.594" Dia x 11.626" L (65.90mm x 295.30mm) | - | - |
|
PSR032FS0900ZFUSE SQUARE 900A 700VAC/600VDC |
1,893 | - |
|
Datasheet | POWR-SPEED® PSR | - | Bulk | Active | Bolt Mount | Square | 900A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | - | - | CCC, 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) | - | - |
|
B8407729TERM BLOCK BARRIER |
3,475 | - |
|
Datasheet | - | Rectangular, Blade | Bulk | Active | Bolt Mount | Cartridge | - | 150 VAC | 150 VDC | - | Electrical, Industrial | - | - | - | - | - | 5.500" L x 2.000" W x 2.000" H (139.70mm x 50.80mm x 50.80mm) | - | - |
|
PSR033FS0500ZFUSE SQUARE 500A 700VAC/600VDC |
1,664 | - |
|
Datasheet | POWR-SPEED® PSR | - | Bulk | Active | Bolt Mount | Square | 500A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | - | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 2.008" L x 2.894" W x 3.130" H (51.00mm x 73.50mm x 79.50mm) | - | - |
|
|
PSR031FL0900ZFUSES POWR-SPEED |
1,644 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Requires Holder | Square | 900A | 600 VAC | 550 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.969" L x 2.028" W x 2.264" H (50.00mm x 51.50mm x 57.50mm) | - | - |
|
|
PSR031FS0900ZFUSES POWR-SPEED |
2,227 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Requires Holder | Square | 900A | 600 VAC | 550 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.969" L x 2.028" W x 2.264" H (50.00mm x 51.50mm x 57.50mm) | - | - |
|
PSR072FS0400ZFUSE SQUARE 400A 1.3KVAC/1KVDC |
1,205 | - |
|
Datasheet | POWR-SPEED® PSR | - | Bulk | Active | Bolt Mount | Square | 400A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | - | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.953" L x 2.362" W x 2.598" H (75.00mm x 60.00mm x 66.00mm) | - | - |
|
|
PSR072FS0250ZFUSE SQUARE 250A 1.3KVAC/1KVDC |
4,057 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 250A | 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 2.362" W x 2.598" H (75.00mm x 60.00mm x 66.00mm) | - | - |
|
|
PSR031UL0900ZFUSES POWR-SPEED |
2,344 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 900A | 600 VAC | 550 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.937" L x 2.028" W x 2.264" H (49.20mm x 51.50mm x 57.50mm) | - | - |
|
|
PSR031DL0900ZFUSES POWR-SPEED |
3,107 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 900A | 600 VAC | 550 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.937" L x 2.028" W x 2.264" H (49.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR033FS0900ZFUSE SQUARE 900A 700VAC/600VDC |
3,503 | - |
|
Datasheet | POWR-SPEED® PSR | - | Bulk | Active | Bolt Mount | Square | 900A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | - | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 2.008" L x 2.894" W x 3.130" H (51.00mm x 73.50mm x 79.50mm) | - | - |
|
|
PSR071UL0500ZFUSES POWR-SPEED |
3,196 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 500A | 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) | - | - |
Electrical, Specialty Fuses FAQ
Common questions about selecting, comparing and sourcing Electrical, Specialty Fuses components through Winsun (HK) Electronics.
What should I check when selecting Electrical, Specialty Fuses 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 Electrical, Specialty Fuses 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 Electrical, Specialty Fuses 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 Electrical, Specialty Fuses 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.
