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
JLLS900.X Littelfuse Inc.

JLLS900.X

FUSE CRTRDGE 900A 600VAC/300VDC

Littelfuse Inc.

9,916
RFQ
JLLS900.X Datasheet

Datasheet

POWR-GARD® JLLS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 900A 600 VAC 300 VDC Fast Blow Electrical, Industrial - T CE, UR - 200kA 2.630" Dia x 2.299" L (66.80mm x 58.40mm) - -
JLLS1100X Littelfuse Inc.

JLLS1100X

FUSE CRTRDGE 1.1KA 600VAC/300VDC

Littelfuse Inc.

8,747
RFQ
JLLS1100X Datasheet

Datasheet

POWR-GARD® JLLS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 1.1kA 600 VAC 300 VDC Fast Blow Electrical, Industrial - T CE, UR - 200kA 2.630" Dia x 2.299" L (66.80mm x 58.40mm) - -
XL50F500A Eaton - Bussmann Electrical Division

XL50F500A

FUSE 500A 500V S/COND REPL.XL50F

Eaton - Bussmann Electrical Division

3,987
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - -
0RLS600.X Littelfuse Inc.

0RLS600.X

FUSE CRTRDGE 600A 600VAC CYLINDR

Littelfuse Inc.

7,697
RFQ
0RLS600.X Datasheet

Datasheet

POWR-GARD® RLS Cylindrical, Blade Terminals Bulk Obsolete Requires Holder Cartridge 600A 600 VAC - Fast Blow Electrical, Industrial - H CE, CSA, UL - 10kA 3.094" Dia x 8.870" L (78.6mm x 225.30mm) - -
0RLS450.X Littelfuse Inc.

0RLS450.X

FUSE CRTRDGE 450A 600VAC CYLINDR

Littelfuse Inc.

8,524
RFQ
0RLS450.X Datasheet

Datasheet

POWR-GARD® RLS Cylindrical, Blade Terminals Bulk Obsolete Requires Holder Cartridge 450A 600 VAC - Fast Blow Electrical, Industrial - H CE, CSA, UL - 10kA 3.094" Dia x 8.870" L (78.6mm x 225.30mm) - -
0RLS500.X Littelfuse Inc.

0RLS500.X

FUSE CRTRDGE 500A 600VAC CYLINDR

Littelfuse Inc.

9,530
RFQ
0RLS500.X Datasheet

Datasheet

POWR-GARD® RLS Cylindrical, Blade Terminals Bulk Obsolete Requires Holder Cartridge 500A 600 VAC - Fast Blow Electrical, Industrial - H CE, CSA, UL - 10kA 3.094" Dia x 8.870" L (78.6mm x 225.30mm) - -
15.5OBFN223.15 Eaton - Bussmann Electrical Division

15.5OBFN223.15

FUSE CARTRIDGE 3.15A 15.5KVAC

Eaton - Bussmann Electrical Division

4,077
RFQ
15.5OBFN223.15 Datasheet

Datasheet

- Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 3.15A 15.5 kVAC - - Transformer Protection Indicating - - - 32kA 1.000" Dia x 10.000" L (25.40mm x 254.00mm) - -
TFC80 Eaton - Bussmann Electrical Division

TFC80

FUSE 80A 1500V AC 660V DC BS88

Eaton - Bussmann Electrical Division

5,795
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - -
170M6808D Eaton - Bussmann Electrical Division

170M6808D

FUSE SQUARE 500A 690V RECT

Eaton - Bussmann Electrical Division

6,747
RFQ
170M6808D Datasheet

Datasheet

- Rectangular, Blade Bulk Active Requires Holder Square 500A - - - - - - CE, CSA, UL - 200kA 2.850" L x 2.795" W x 3.425" H (72.40mm x 71.00mm x 87.00mm) - -
KLSR350.X Littelfuse Inc.

KLSR350.X

FUSE CRTRDGE 350A 600VAC/300VDC

Littelfuse Inc.

6,350
RFQ
KLSR350.X Datasheet

Datasheet

POWR-GARD® KLSR Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 350A 600 VAC 300 VDC Fast Blow Electrical, Industrial - RK1 CE, CSA, UL - 200kA AC, 20kA DC 2.594" Dia x 11.626" L (65.90mm x 295.30mm) - -
KLSR225.X Littelfuse Inc.

KLSR225.X

FUSE CRTRDGE 225A 600VAC/300VDC

Littelfuse Inc.

9,511
RFQ
KLSR225.X Datasheet

Datasheet

POWR-GARD® KLSR Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 225A 600 VAC 300 VDC Fast Blow Electrical, Industrial - RK1 CE, CSA, UL - 200kA AC, 20kA DC 2.594" Dia x 11.626" L (65.90mm x 295.30mm) - -
KLSR250.X Littelfuse Inc.

KLSR250.X

FUSE CRTRDGE 250A 600VAC/300VDC

Littelfuse Inc.

2,503
RFQ
KLSR250.X Datasheet

Datasheet

POWR-GARD® KLSR Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 250A 600 VAC 300 VDC Fast Blow Electrical, Industrial - RK1 CE, CSA, UL - 200kA AC, 20kA DC 2.594" Dia x 11.626" L (65.90mm x 295.30mm) - -
KLSR400.X Littelfuse Inc.

KLSR400.X

FUSE CRTRDGE 400A 600VAC/300VDC

Littelfuse Inc.

5,985
RFQ
KLSR400.X Datasheet

Datasheet

POWR-GARD® KLSR Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 400A 600 VAC 300 VDC Fast Blow Electrical, Industrial - RK1 CE, CSA, UL - 200kA AC, 20kA DC 2.594" Dia x 11.626" L (65.90mm x 295.30mm) - -
KLSR300.X Littelfuse Inc.

KLSR300.X

FUSE CRTRDGE 300A 600VAC/300VDC

Littelfuse Inc.

4,413
RFQ
KLSR300.X Datasheet

Datasheet

POWR-GARD® KLSR Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 300A 600 VAC 300 VDC Fast Blow Electrical, Industrial - RK1 CE, CSA, UL - 200kA AC, 20kA DC 2.594" Dia x 11.626" L (65.90mm x 295.30mm) - -
170M6810D Eaton - Bussmann Electrical Division

170M6810D

FUSE SQUARE 630A 690V RECT

Eaton - Bussmann Electrical Division

2,113
RFQ
170M6810D Datasheet

Datasheet

- Rectangular, Blade Bulk Active Requires Holder Square 630A - - - - - - CE, CSA, UL - 200kA 2.850" L x 2.795" W x 3.425" H (72.40mm x 71.00mm x 87.00mm) - -
38CAV4E Eaton - Bussmann Electrical Division

38CAV4E

FUSE CRTRDGE 4A 38KVAC FUSE LINK

Eaton - Bussmann Electrical Division

3,327
RFQ

-

- Fuse Link Bulk Active Requires Holder Cartridge 4A 38 kVAC - - - - - - - 40kA 1.626" Dia x 17.323" L (41.30mm x 440.00mm) - -
170M6717 Eaton - Bussmann Electrical Division

170M6717

FUSE SQUARE 1.4KA 700VAC RECT

Eaton - Bussmann Electrical Division

8,298
RFQ
170M6717 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 1.4kA 700 VAC - - Electrical, Industrial - - CE, CSA, UR - 200kA 2.008" L x 2.992" W x 3.622" H (51.00mm x 76.00mm x 92.00mm) - -
170M6303 Eaton - Bussmann Electrical Division

170M6303

FUSE SQUARE 400A 1.25KV RECT

Eaton - Bussmann Electrical Division

5,507
RFQ

-

170M Rectangular, Blade Bulk Active - Square - - - - - - - - - - - - -
LPN-RK-225SP-TP Eaton - Bussmann Electrical Division

LPN-RK-225SP-TP

LOW-PEAK TIN PLATE

Eaton - Bussmann Electrical Division

8,642
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - -
FWH-700A Eaton - Bussmann Electrical Division

FWH-700A

FUSE CARTRIDGE 700A 500VAC/VDC

Eaton - Bussmann Electrical Division

8,689
RFQ
FWH-700A Datasheet

Datasheet

FWH Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 700A 500 VAC 500 VDC - Electrical, Industrial - - CE, CSA, UR - 200kA AC, 50kA DC 2.500" Dia x 6.340" L (63.50mm x 161.04mm) - -
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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.