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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PSR072UL0450XFUSE SQUARE 450A 1.3KVAC/1KVDC |
1,158 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 450A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) | - | - |
|
PSX1XLDB0125XFUSE SEMI 1500VDC 1XL SIZE 125A |
1,994 | - |
|
Datasheet | POWR-SPEED® PSX | Rectangular, Blade | Box | Active | Bolt Mount | Square | 125A | - | 1.5 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA | 4.988" L x 2.028" W x 2.264" H (126.70mm x 51.50mm x 57.50mm) | - | - |
|
PSX1XLUB0200XFUSE SEMI 1500VDC 1XL SIZE 200A |
5,063 | - |
|
Datasheet | POWR-SPEED® PSX | Rectangular, Blade | Box | Active | Bolt Mount | Square | 200A | - | 1.5 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA | 4.988" L x 2.028" W x 2.264" H (126.70mm x 51.50mm x 57.50mm) | - | - |
|
L50QS800.XFUSE CRTRDGE 800A 500VAC/VDC |
1,494 | - |
|
Datasheet | POWR-SPEED™ L50QS | Cylindrical, Blade Terminal (Bolt) | Box | Active | Bolt Mount | Cartridge | 800A | 500 VAC | 500 VDC | Fast Blow | Semiconductors | - | - | CE, cURus, UR | -55°C ~ 125°C | 200kA AC, 50kA DC | 2.500" Dia x 6.187" L (63.50mm x 157.15mm) | - | - |
|
PSX1XLFL0250XFUSE SEMI 1500VDC 1XL SIZE 250A |
4,489 | - |
|
Datasheet | POWR-SPEED® PSX | Rectangular | Box | Active | Bolt Mount | Square | 250A | - | 1.5 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA | 4.988" L x 2.028" W x 2.264" H (126.70mm x 51.50mm x 57.50mm) | - | - |
|
PSR073UL0500XFUSE SQUARE 500A 1.3KVAC/1KVDC |
4,966 | - |
|
Datasheet | POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 500A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.882" L x 2.894" W x 3.130" H (73.20mm x 73.50mm x 79.50mm) | - | - |
|
SPFJ250.XFUSE CARTRIDGE 250A 600VAC/1KVDC |
2,361 | - |
|
Datasheet | POWR-GARD® SPFJ | Cylindrical, Blade Terminals | Box | Active | Requires Holder | Cartridge | 250A | 600 VAC | 1 kVDC | Fast Blow | Solar (Photovoltaic) | - | J | CE, cULus, UL, VDE | - | 200kA AC, 10kA DC | 2.000" Dia x 7.126" L (50.80mm x 181.00mm) | - | - |
|
SPFJ300.XFUSE CARTRIDGE 300A 600VAC/1KVDC |
3,908 | - |
|
Datasheet | POWR-GARD® SPFJ | Cylindrical, Blade Terminals | Bulk | Active | Requires Holder | Cartridge | 300A | 600 VAC | 1 kVDC | Fast Blow | Solar (Photovoltaic) | - | J | CE, cULus, UL, VDE | - | 200kA AC, 10kA DC | 2.000" Dia x 7.126" L (50.80mm x 181.00mm) | - | - |
|
PSR073FS0400ZFUSE SQUARE 400A 1.3KVAC/1KVDC |
2,770 | - |
|
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 2.894" W x 3.130" H (75.00mm x 73.50mm x 79.50mm) | - | - |
|
L70QS450.XFUSE CRTRDGE 450A 700VAC/700VDC |
3,457 | - |
|
Datasheet | POWR-SPEED™ L70QS | Cylindrical, Blade Terminal (Bolt) | Box | Active | Bolt Mount | Cartridge | 450A | 700 VAC | 700 VDC | Fast Blow | Semiconductors | - | - | CE, cURus, UR | -55°C ~ 125°C | 200kA AC, 50kA DC | 2.000" Dia x 7.090" L (50.80mm x 180.08mm) | - | - |
|
|
L70QS500.XFUSE CRTRDGE 500A 700VAC/700VDC |
4,660 | - |
|
Datasheet | POWR-SPEED™ L70QS | Cylindrical, Blade Terminal (Bolt) | Box | Active | Bolt Mount | Cartridge | 500A | 700 VAC | 700 VDC | Fast Blow | Semiconductors | - | - | CE, cURus, UR | -55°C ~ 125°C | 200kA AC, 50kA DC | 2.000" Dia x 7.090" L (50.80mm x 180.08mm) | - | - |
|
|
L70QS600.XFUSE CRTRDGE 600A 700VAC/700VDC |
4,991 | - |
|
Datasheet | POWR-SPEED™ L70QS | Cylindrical, Blade Terminal (Bolt) | Box | Active | Bolt Mount | Cartridge | 600A | 700 VAC | 700 VDC | Fast Blow | Semiconductors | - | - | CE, cURus, UR | -55°C ~ 125°C | 200kA AC, 50kA DC | 2.000" Dia x 7.090" L (50.80mm x 180.08mm) | - | - |
|
PSR073UL0800XFUSES POWR-SPEED |
8,975 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 800A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 100kA AC, 150kA DC | 2.921" L x 2.894" W x 3.130" H (74.20mm x 73.50mm x 79.50mm) | - | - |
|
L75QS600.X750VDC HIGHSPEED SEMICONDUCTOR F |
3,904 | - |
|
Datasheet | POWR-SPEED® L75QS | Cylindrical, Blade Terminal (Bolt) | Box | Active | Bolt Mount | Cartridge | 600A | - | 750 VDC | Fast Blow | Electrical, Industrial | - | - | CE, cURus, UL | -55°C ~ 125°C | 50kA | 2.000" Dia x 2.844" L (50.80mm x 72.24mm) | - | - |
|
|
PSX1XLFL0400XFUSE SEMI 1500VDC 1XL SIZE 400A |
6,595 | - |
|
Datasheet | POWR-SPEED® PSX | Rectangular | Box | Active | Bolt Mount | Square | 400A | - | 1.5 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA | 4.988" L x 2.028" W x 2.264" H (126.70mm x 51.50mm x 57.50mm) | - | - |
|
|
PSR073FS1250ZFUSES POWR-SPEED |
3,263 | - |
|
Datasheet | POWR-SPEED® PSR | Rectangular, Blade | Bulk | Active | Requires Holder | Square | 1.25kA | 1 kVAC | - | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 100kA | 2.953" L x 2.894" W x 3.130" H (75.00mm x 73.50mm x 79.50mm) | - | - |
|
LPJ-400SPFUSE CRTRDGE 400A 600VAC/300VDC |
4,561 | - |
|
Datasheet | LOW-PEAK™ LPJ | Cylindrical, Blade Terminal (Bolt) | Bulk | Active | Bolt Mount | Cartridge | 400A | 600 VAC | 300 VDC | Slow Blow | Electrical, Industrial | - | J | CE, CSA, UL | - | 300kA AC, 100kA DC | 2.000" Dia x 3.380" L (50.80mm x 85.85mm) | - | - |
|
|
LPJ-225SPFUSE CRTRDGE 225A 600VAC/300VDC |
2,532 | - |
|
Datasheet | LOW-PEAK™ LPJ | Cylindrical, Blade Terminal (Bolt) | Bulk | Active | Bolt Mount | Cartridge | 225A | 600 VAC | 300 VDC | Slow Blow | Electrical, Industrial | - | J | CE, CSA, UL | - | 300kA AC, 100kA DC | 2.000" Dia x 3.380" L (50.80mm x 85.85mm) | - | - |
|
KLPC800.XFUSE CRTRDGE 800A 600VAC/480VDC |
3,435 | - |
|
Datasheet | POWR-GARD®, POWR-PRO® KLPC | Cylindrical, Blade Terminal (Bolt) | Box | Active | Bolt Mount | Cartridge | 800A | 600 VAC | 480 VDC | Slow Blow | Electrical, Industrial | - | L | CE, CSA, UL | - | 200kA AC, 300kA DC | 2.500" Dia x 3.752" L (63.50mm x 95.30mm) | - | - |
|
PSX3XLFL1000XFUSE SEMI 1500VDC 3XL SIZE 1000A |
2,492 | - |
|
Datasheet | POWR-SPEED® PSX | Rectangular | Box | Active | Bolt Mount | Square | 1kA | - | 1.5 kVDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA | 5.043" L x 2.894" W x 3.130" H (128.10mm x 73.50mm x 79.50mm) | - | - |
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.
