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
A70QS80-4 Mersen USA Newburyport-MA L.L.C.

A70QS80-4

FUSE,HIGH SPEED,NO BLOWN INDICAT

Mersen USA Newburyport-MA L.L.C.

1,512
RFQ
A70QS80-4 Datasheet

Datasheet

A70QS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 80A 700 VAC 700 VDC Fast Blow Motor Protection - - CSA, UL - 200kA AC, 100kA DC 1.000" Dia x 4.370" L (25.40mm x 111.00mm) - -
A70QS100-4 Mersen USA Newburyport-MA L.L.C.

A70QS100-4

FUSE,HIGH SPEED,NO BLOWN INDICAT

Mersen USA Newburyport-MA L.L.C.

1,317
RFQ
A70QS100-4 Datasheet

Datasheet

A70QS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 100A 700 VAC 700 VDC Fast Blow Motor Protection - - CSA, UL - 200kA AC, 100kA DC 1.000" Dia x 4.370" L (25.40mm x 111.00mm) - -
A2D175R Mersen USA Newburyport-MA L.L.C.

A2D175R

250V 175A RK1 TD FUSE

Mersen USA Newburyport-MA L.L.C.

1,658
RFQ
A2D175R Datasheet

Datasheet

A2D-R Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 175A 250 VAC 250 VDC Slow Blow Electrical, Industrial - RK1 CSA, UL - 200kA AC, 100kA DC 1.575" Dia x 7.126" L (40.00mm x 181.00mm) - -
A4J125 Mersen USA Newburyport-MA L.L.C.

A4J125

FUSE,CLASS J,HIGH SPEED,200KA AC

Mersen USA Newburyport-MA L.L.C.

2,567
RFQ
A4J125 Datasheet

Datasheet

A4J Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 125A 600 VAC 300 VDC Fast Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 1.614" Dia x 5.748" L (41.00mm x 146.00mm) - -
A70QS200-4 Mersen USA Newburyport-MA L.L.C.

A70QS200-4

FUSE,HIGH SPEED,NO BLOWN INDICAT

Mersen USA Newburyport-MA L.L.C.

4,842
RFQ
A70QS200-4 Datasheet

Datasheet

A70QS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 200A 700 VAC 700 VDC Fast Blow Motor Protection - - CSA, UL - 200kA AC, 100kA DC 1.220" Dia x 4.370" L (31.00mm x 111.00mm) - -
TRS175RID Mersen USA Newburyport-MA L.L.C.

TRS175RID

600V 175A TD RK5 FUSE SMARTSPO

Mersen USA Newburyport-MA L.L.C.

2,769
RFQ
TRS175RID Datasheet

Datasheet

TRS-R Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 175A 600 VAC 600 VDC Slow Blow Electrical, Industrial Indicating RK5 CSA, UL - 200kA AC, 100kA DC 1.811" Dia x 9.606" L (46.00mm x 244.00mm) - -
JLLN400.XXP Littelfuse Inc.

JLLN400.XXP

FUSE CRTRDGE 400A 300VAC/125VDC

Littelfuse Inc.

3,710
RFQ
JLLN400.XXP Datasheet

Datasheet

POWR-GARD® JLLN Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 400A 300 VAC 125 VDC Fast Blow Electrical, Industrial - T CE, CSA, UL, UR - 200kA AC, 20kA DC 1.311" Dia x 2.752" L (33.30mm x 69.90mm) - -
A4J175 Mersen USA Newburyport-MA L.L.C.

A4J175

FUSE,CLASS J,HIGH SPEED,200KA AC

Mersen USA Newburyport-MA L.L.C.

3,873
RFQ
A4J175 Datasheet

Datasheet

A4J Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 175A 600 VAC 300 VDC Fast Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 1.614" Dia x 5.748" L (41.00mm x 146.00mm) - -
A6D125R Mersen USA Newburyport-MA L.L.C.

A6D125R

600V 125A RK1 TD FUSE

Mersen USA Newburyport-MA L.L.C.

2,056
RFQ
A6D125R Datasheet

Datasheet

A6D-R Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 125A 600 VAC 600 VDC Slow Blow Electrical, Industrial - RK1 CSA, UL - 200kA AC, 100kA DC 1.811" Dia x 9.606" L (46.00mm x 244.00mm) - -
A6K100R Mersen USA Newburyport-MA L.L.C.

A6K100R

FUSE,FAST ACTING,CLASSRK1,REJECT

Mersen USA Newburyport-MA L.L.C.

1,660
RFQ
A6K100R Datasheet

Datasheet

A6K-R Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 100A 600 VAC 300 VDC Fast Blow Electrical, Industrial - RK1 CSA, UL - 200kA AC, 20kA DC 1.339" Dia x 7.874" L (34.00mm x 200.00mm) - -
TR225R Mersen USA Newburyport-MA L.L.C.

TR225R

250V 225A 8 5/8X2 1/10 TD

Mersen USA Newburyport-MA L.L.C.

1,135
RFQ
TR225R Datasheet

Datasheet

TR-R Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 225A 250 VAC 250 VDC Slow Blow Electrical, Industrial - RK5 CSA, UL - 200kA AC, 20kA DC 2.087" Dia x 8.622" L (53.00mm x 219.00mm) - -
A70P150-4 Mersen USA Newburyport-MA L.L.C.

A70P150-4

SC FUSE 700V 150A P BLADE

Mersen USA Newburyport-MA L.L.C.

3,883
RFQ
A70P150-4 Datasheet

Datasheet

A70P Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 150A 700 VAC 650 VDC Fast Blow Electrical, Industrial Indicating - UR - 100kA 1.500" Dia x 5.079" L (38.10mm x 129.00mm) - -
A50P600-4 Mersen USA Newburyport-MA L.L.C.

A50P600-4

500V 600A SEMICOND FUSE

Mersen USA Newburyport-MA L.L.C.

2,717
RFQ
A50P600-4 Datasheet

Datasheet

A50P Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 600A 500 VAC 450 VDC Fast Blow Electrical, Industrial Indicating - UR - 100kA AC, 79kA DC 2.000" Dia x 4.468" L (50.80mm x 113.49mm) - -
PF-FB2-250 Bourns Inc.

PF-FB2-250

FUSE BOLT MNT 800VAC 800VDC 250A

Bourns Inc.

3,620
RFQ
PF-FB2-250 Datasheet

Datasheet

POWrFuse™ PF-F Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 250A 800 VAC 800 VDC - Semiconductors - aR cURus -55°C ~ 125°C 100kA AC, 50kA DC 1.386" Dia x 2.724" L (35.20mm x 69.20mm) - -
WUY Eaton - Bussmann Electrical Division

WUY

BUSS HEAT LIMITER

Eaton - Bussmann Electrical Division

2,116
RFQ
WUY Datasheet

Datasheet

- - Bulk Active - - - - - - - - - - - - - - -
TR400RID Mersen USA Newburyport-MA L.L.C.

TR400RID

250V 400A TD RK5 FUSE SMARTSPO

Mersen USA Newburyport-MA L.L.C.

3,694
RFQ
TR400RID Datasheet

Datasheet

TR-R Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 400A 250 VAC 250 VDC Slow Blow Electrical, Industrial Indicating RK5 CSA, UL - 200kA AC, 20kA DC 2.087" Dia x 8.622" L (53.00mm x 219.00mm) - -
ANN-500 Eaton - Bussmann Electrical Division

ANN-500

BUSS AIRCRAFT LIMITER

Eaton - Bussmann Electrical Division

2,677
RFQ
ANN-500 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Fuse Strip 500A 125 VAC 80 VDC Fast Blow Electrical, Industrial - - CSA, UL - 2.5kA AC, 2.7kA DC 3.189" L x 0.874" W (81.00mm x 22.20mm) - -
TR500R Mersen USA Newburyport-MA L.L.C.

TR500R

250V 500A 10 3/8X2 9/16 T

Mersen USA Newburyport-MA L.L.C.

2,068
RFQ
TR500R Datasheet

Datasheet

TR-R Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 500A 250 VAC 160 VDC Slow Blow Electrical, Industrial - RK5 CSA, UL - 200kA AC, 20kA DC 2.598" Dia x 10.394" L (66.00mm x 264.00mm) - -
XEV20-100-SP Eaton - Bussmann Electrical Division

XEV20-100-SP

20MM EV FUSE SAMPLE

Eaton - Bussmann Electrical Division

4,407
RFQ
XEV20-100-SP Datasheet

Datasheet

- Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 100A - 500 VDC Fast Blow Electrical, Industrial - - - - 20kA 0.787" Dia x 1.575" L (20.00mm x 40.00mm) - -
L70S070.V Littelfuse Inc.

L70S070.V

FUSE CARTRIDGE 70A 700VAC/650VDC

Littelfuse Inc.

1,858
RFQ
L70S070.V Datasheet

Datasheet

POWR-GARD® L70S Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 70A 700 VAC 650 VDC Fast Blow Semiconductors - - CE, CSA, UR - 200kA AC, 20kA DC 1.220" Dia x 2.874" L (31.00mm x 73.00mm) - -
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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.