| Photo | Mfr. Part # | Availability | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PSR031UL0250ZFUSE SQUARE 250A 700VAC/600VDC |
3,104 |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 250A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR031UL0350ZFUSE SQUARE 350A 700VAC/600VDC |
2,373 |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 350A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
FWH-300AFUSE CARTRIDGE 300A 500VAC/VDC |
8,552 |
|
Datasheet |
FWH | Cylindrical, Blade Terminal (Bolt) | Bulk | Active | Bolt Mount | Cartridge | 300A | 500 VAC | 500 VDC | - | Electrical, Industrial | - | - | CE, CSA, UR | - | 200kA AC, 50kA DC | 1.500" Dia x 4.340" L (38.10mm x 110.24mm) | - | - |
|
FWH-325AFUSE CARTRIDGE 325A 500VAC/VDC |
9,643 |
|
Datasheet |
FWH | Cylindrical, Blade Terminal (Bolt) | Bulk | Active | Bolt Mount | Cartridge | 325A | 500 VAC | 500 VDC | - | Electrical, Industrial | - | - | CE, CSA, UR | - | 200kA AC, 50kA DC | 1.500" Dia x 4.340" L (38.10mm x 110.24mm) | - | - |
|
FRS-R-110FUSE CRTRDGE 110A 600VAC/300VDC |
4,561 |
|
Datasheet |
Fusetron™ FRS-R | Cartridge, Non-Standard | Bulk | Active | Requires Holder | Cartridge | 110A | 600 VAC | 300 VDC | Slow Blow | Electrical, Industrial | - | RK5 | CE, CSA, UL | - | 200kA AC, 20kA DC | 1.610" Dia x 9.630" L (40.89mm x 244.60mm) | - | - |
|
FRS-R-175FUSE CRTRDGE 175A 600VAC/300VDC |
7,875 |
|
Datasheet |
Fusetron™ FRS-R | Cartridge, Non-Standard | Bulk | Active | Requires Holder | Cartridge | 175A | 600 VAC | 300 VDC | Slow Blow | Electrical, Industrial | - | RK5 | CE, CSA, UL | - | 200kA AC, 20kA DC | 1.610" Dia x 9.630" L (40.89mm x 244.60mm) | - | - |
|
PSR031DS0450ZFUSE SQUARE 450A 700VAC/600VDC |
7,692 |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 450A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
|
PSR031US0500ZFUSE SQUARE 500A 700VAC/600VDC |
4,834 |
|
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 | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR031US0630ZFUSE SQUARE 630A 700VAC/600VDC |
7,097 |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 630A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR031DS0630ZFUSE SQUARE 630A 700VAC/600VDC |
2,982 |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 630A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR031US0450ZFUSE SQUARE 450A 700VAC/600VDC |
7,618 |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 450A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR031DS0500ZFUSE SQUARE 500A 700VAC/600VDC |
3,147 |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 500A | 700 VAC | 600 VDC | Fast Blow | Semiconductors | Indicating | - | CCC, CE, cURus, UL | -55°C ~ 125°C | 200kA AC, 150kA DC | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR031DS0550ZFUSE SQUARE 550A 700VAC/600VDC |
6,881 |
|
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 | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
PSR031US0550ZFUSE SQUARE 550A 700VAC/600VDC |
6,963 |
|
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 | 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm) | - | - |
|
KWN-R-100FUSE LIMITRON FAST ACTING |
4,172 |
|
- |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
KWN-R-70FUSE LIMITRON FAST ACTING |
5,973 |
|
- |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
KWN-R-80FUSE LIMITRON FAST ACTING |
7,347 |
|
- |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
KWN-R-90FUSE LIMITRON FAST ACTING |
8,820 |
|
- |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
170M1761FUSE SQUARE 315A 690V RECT |
4,057 |
|
Datasheet |
- | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 315A | - | - | - | - | - | - | UL | - | 50kA | 2.126" L x 1.429" W x 0.945" H (54.00mm x 36.30mm x 24.00mm) | - | - |
|
170M3019FUSE SQUARE 400A 700VAC RECT |
7,827 |
|
Datasheet |
- | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 400A | 700 VAC | - | - | Electrical, Industrial | Indicating | - | CE, CSA, UR | - | 200kA | 1.969" L x 1.772" W x 2.283" H (50.00mm x 45.00mm x 58.00mm) | - | - |
FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Electrical, Specialty Fuses components, we support both current production requirements and long-term component availability across demanding product lifecycles.
Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.
| Requirement | FPGAX Support |
| Current production | Active FPGA, programmable logic, and semiconductor component sourcing |
| Legacy programs | End-of-life and hard-to-find component sourcing |
| Supply continuity | Lifecycle transition and long-term availability support |
| Quality requirements | Traceable sourcing and quality-management processes |
FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.
Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.
Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.
We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.
FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.
Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.