Electrical, Specialty Fuses

Manufacturer 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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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
L50QS350.V Littelfuse Inc.

L50QS350.V

FUSE CRTRDGE 350A 500VAC/VDC

Littelfuse Inc.

3,800
RFQ
L50QS350.V Datasheet

Datasheet

POWR-SPEED™ L50QS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 350A 500 VAC 500 VDC Fast Blow Semiconductors - - CE, cURus, UR -55°C ~ 125°C 200kA AC, 50kA DC 1.500" Dia x 4.343" L (38.10mm x 110.31mm) - -
170M1565D Eaton - Bussmann Electrical Division

170M1565D

FUSE SQUARE 63A 690VAC RECT

Eaton - Bussmann Electrical Division

3,089
RFQ
170M1565D Datasheet

Datasheet

- Rectangular, Blade Bulk Active Requires Holder Square 63A 690 VAC - - Electrical, Industrial Indicating - CE, CSA, UR - 200kA 2.087" L x 0.807" W x 2.047" H (53.00mm x 20.50mm x 52.00mm) - -
170M1372 Eaton - Bussmann Electrical Division

170M1372

FUSE SQUARE 315A 700VAC RECT

Eaton - Bussmann Electrical Division

3,628
RFQ
170M1372 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 315A 700 VAC - - Electrical, Industrial Indicating - CE, UR - 200kA 2.126" L x 0.827" W x 1.575" H (54.00mm x 21.00mm x 40.00mm) - -
FLSR150.XXID Littelfuse Inc.

FLSR150.XXID

FUSE CRTRDGE 150A 600VAC/300VDC

Littelfuse Inc.

3,277
RFQ
FLSR150.XXID Datasheet

Datasheet

POWR-GARD® FLSR_ID Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 150A 600 VAC 300 VDC Slow Blow Electrical, Industrial Indicating RK5 CE, CSA, QPL, UL - 200kA AC, 20kA DC 1.843" Dia x 9.626" L (46.80mm x 244.50mm) - -
FLSR200.XXID Littelfuse Inc.

FLSR200.XXID

FUSE CRTRDGE 200A 600VAC/300VDC

Littelfuse Inc.

3,045
RFQ
FLSR200.XXID Datasheet

Datasheet

POWR-GARD® FLSR_ID Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 200A 600 VAC 300 VDC Slow Blow Electrical, Industrial Indicating RK5 CE, CSA, QPL, UL - 200kA AC, 20kA DC 1.843" Dia x 9.626" L (46.80mm x 244.50mm) - -
FWH-150B Eaton - Bussmann Electrical Division

FWH-150B

FUSE CARTRIDGE 150A 500VAC/VDC

Eaton - Bussmann Electrical Division

4,959
RFQ
FWH-150B Datasheet

Datasheet

FWH Cylindrical, Blade Terminal (Bolt) Bulk Active Requires Holder Cartridge 150A 500 VAC 500 VDC - Electrical, Industrial - - CE, UR - 200kA AC, 50kA DC 1.156" Dia x 1.836" L (29.36mm x 46.63mm) - -
LPJ-70SP Eaton - Bussmann Electrical Division

LPJ-70SP

FUSE CARTRIDGE 70A 600VAC/300VDC

Eaton - Bussmann Electrical Division

1,202
RFQ
LPJ-70SP Datasheet

Datasheet

LOW-PEAK™ LPJ Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 70A 600 VAC 300 VDC Slow Blow Electrical, Industrial - J CE, CSA, UL - 300kA AC, 100kA DC 1.130" Dia x 2.630" L (28.70mm x 66.80mm) - -
LPJ-100SP Eaton - Bussmann Electrical Division

LPJ-100SP

FUSE CRTRDGE 100A 600VAC/300VDC

Eaton - Bussmann Electrical Division

2,658
RFQ
LPJ-100SP Datasheet

Datasheet

LOW-PEAK™ LPJ Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 100A 600 VAC 300 VDC Slow Blow Electrical, Industrial - J CE, CSA, UL - 300kA AC, 100kA DC 1.130" Dia x 2.630" L (28.70mm x 66.80mm) - -
LPJ-90SP Eaton - Bussmann Electrical Division

LPJ-90SP

FUSE CARTRIDGE 90A 600VAC/300VDC

Eaton - Bussmann Electrical Division

3,277
RFQ
LPJ-90SP Datasheet

Datasheet

LOW-PEAK™ LPJ Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 90A 600 VAC 300 VDC Slow Blow Electrical, Industrial - J CE, CSA, UL - 300kA AC, 100kA DC 1.130" Dia x 2.630" L (28.70mm x 66.80mm) - -
PSR030FS0125Z Littelfuse Inc.

PSR030FS0125Z

FUSE SQUARE 125A 700VAC/600VDC

Littelfuse Inc.

1,558
RFQ
PSR030FS0125Z Datasheet

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 125A 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 1.693" W x 1.929" H (50.00mm x 43.00mm x 49.00mm) - -
FWH-350A Eaton - Bussmann Electrical Division

FWH-350A

FUSE CARTRIDGE 350A 500VAC/VDC

Eaton - Bussmann Electrical Division

1,422
RFQ
FWH-350A Datasheet

Datasheet

FWH Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 350A 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) - -
170M2667 Eaton - Bussmann Electrical Division

170M2667

FUSE SQUARE 200A 700VAC RECT

Eaton - Bussmann Electrical Division

4,794
RFQ
170M2667 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 200A 700 VAC - - Electrical, Industrial Indicating - CE, CSA, UR - 200kA 2.126" L x 1.181" W x 2.008" H (54.00mm x 30.00mm x 51.00mm) - -
PSR030UL0630Z Littelfuse Inc.

PSR030UL0630Z

FUSES POWR-SPEED

Littelfuse Inc.

3,819
RFQ
PSR030UL0630Z Datasheet

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 630A 700 VAC 550 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.878" L x 1.693" W x 1.929" H (47.70mm x 43.00mm x 49.00mm) - -
L15S1000V Littelfuse Inc.

L15S1000V

FUSE CARTRIDGE 1KA 150VAC/100VDC

Littelfuse Inc.

1,415
RFQ
L15S1000V Datasheet

Datasheet

POWR-GARD® L15S Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 1kA 150 VAC 100 VDC Fast Blow Semiconductors - - CE, CSA, UR - 100kA AC, 20kA DC 1.500" Dia x 1.252" L (38.10mm x 31.80mm) - -
SPFJ100.X Littelfuse Inc.

SPFJ100.X

FUSE CRTRDGE 100A 1KVDC CYLINDR

Littelfuse Inc.

1,149
RFQ
SPFJ100.X Datasheet

Datasheet

POWR-GARD® SPFJ Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 100A - 1 kVDC Fast Blow Solar (Photovoltaic) - J CE, UL - 20kA 1.500" Dia x 3.012" L (38.10mm x 76.50mm) - -
L50QS450.X Littelfuse Inc.

L50QS450.X

FUSE CRTRDGE 450A 500VAC/VDC

Littelfuse Inc.

4,037
RFQ
L50QS450.X Datasheet

Datasheet

POWR-SPEED™ L50QS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 450A 500 VAC 500 VDC Fast Blow Semiconductors - - CE, cURus, UR -55°C ~ 125°C 200kA AC, 50kA DC 2.000" Dia x 4.468" L (50.80mm x 113.49mm) - -
FWH-400A Eaton - Bussmann Electrical Division

FWH-400A

FUSE CARTRIDGE 400A 500VAC/VDC

Eaton - Bussmann Electrical Division

2,103
RFQ
FWH-400A Datasheet

Datasheet

FWH Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 400A 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-150 Eaton - Bussmann Electrical Division

FRS-R-150

FUSE CRTRDGE 150A 600VAC/300VDC

Eaton - Bussmann Electrical Division

4,956
RFQ
FRS-R-150 Datasheet

Datasheet

Fusetron™ FRS-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 150A 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) - -
L70QS300.X Littelfuse Inc.

L70QS300.X

FUSE CARTRIDGE 300A 700VAC/VDC

Littelfuse Inc.

3,031
RFQ
L70QS300.X Datasheet

Datasheet

POWR-SPEED™ L70QS Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 300A 700 VAC 700 VDC Fast Blow Semiconductors - - CE, cURus -55°C ~ 125°C 200kA AC, 50kA DC 2.000" Dia x 2.844" L (50.80mm x 72.24mm) - -
PSR031UL0200Z Littelfuse Inc.

PSR031UL0200Z

FUSE SQUARE 200A 700VAC/600VDC

Littelfuse Inc.

1,279
RFQ
PSR031UL0200Z Datasheet

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 200A 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) - -
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Electrical, Specialty Fuses Electronic Components Sourcing and Lifecycle Support

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.

How FPGAX Supports Electrical, Specialty Fuses Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

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

Focused on FPGA and Programmable Logic Supply

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.

Electrical, Specialty Fuses FAQ

Can FPGAX source both active and end-of-life Electrical, Specialty Fuses components?

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.

Which programmable logic manufacturers does FPGAX support?

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.

How does FPGAX help with component lifecycle changes?

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.

What quality and traceability standards does FPGAX follow?

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.

What information should I provide for a Electrical, Specialty Fuses sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.