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
355MMT Eaton - Bussmann Electrical Division

355MMT

FUSE CRTRDGE 355A 690VAC/500VDC

Eaton - Bussmann Electrical Division

7,926
RFQ
355MMT Datasheet

Datasheet

MMT Rectangular, Blade Bulk Active Bolt Mount Cartridge 355A 690 VAC 500 VDC - Electrical, Industrial - - UR - 200kA 4.449" L x 1.500" W x 3.268" H (113.00mm x 38.00mm x 83.00mm) - -
170M4389 Eaton - Bussmann Electrical Division

170M4389

FUSE SQUARE 200A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

8,458
RFQ
170M4389 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Requires Holder Square 200A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 2.717" L x 2.087" W x 2.953" H (69.00mm x 53.00mm x 75.00mm) - -
170M4390 Eaton - Bussmann Electrical Division

170M4390

FUSE SQUARE 250A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

8,513
RFQ
170M4390 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Requires Holder Square 250A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 2.717" L x 2.087" W x 2.953" H (69.00mm x 53.00mm x 75.00mm) - -
170M4391 Eaton - Bussmann Electrical Division

170M4391

FUSE SQUARE 315A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

7,191
RFQ
170M4391 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Requires Holder Square 315A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 2.717" L x 2.087" W x 2.953" H (69.00mm x 53.00mm x 75.00mm) - -
JLLS800.XXP Littelfuse Inc.

JLLS800.XXP

FUSE CRTRDGE 800A 600VAC/300VDC

Littelfuse Inc.

8,416
RFQ
JLLS800.XXP Datasheet

Datasheet

POWR-GARD® JLLS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 800A 600 VAC 300 VDC Fast Blow Electrical, Industrial - T CE, UL, UR - 200kA AC, 20kA DC 2.500" Dia x 4.327" L (63.50mm x 109.90mm) - -
NTS-R-400 Eaton - Bussmann Electrical Division

NTS-R-400

BUSS NEUTRAL

Eaton - Bussmann Electrical Division

2,509
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - -
170M4144 Eaton - Bussmann Electrical Division

170M4144

FUSE SQUARE 450A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

9,298
RFQ
170M4144 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 450A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 3.150" L x 2.087" W x 2.598" H (80.00mm x 53.00mm x 66.00mm) - -
170M4145 Eaton - Bussmann Electrical Division

170M4145

FUSE SQUARE 500A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

4,961
RFQ
170M4145 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 500A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 3.150" L x 2.087" W x 2.598" H (80.00mm x 53.00mm x 66.00mm) - -
170M4146 Eaton - Bussmann Electrical Division

170M4146

FUSE SQUARE 550A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

2,913
RFQ
170M4146 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 550A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 3.150" L x 2.087" W x 2.598" H (80.00mm x 53.00mm x 66.00mm) - -
170M4147 Eaton - Bussmann Electrical Division

170M4147

FUSE SQUARE 630A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

5,681
RFQ
170M4147 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 630A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 3.150" L x 2.087" W x 2.598" H (80.00mm x 53.00mm x 66.00mm) - -
170M4188 Eaton - Bussmann Electrical Division

170M4188

FUSE SQUARE 160A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

9,668
RFQ
170M4188 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 160A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 3.150" L x 2.087" W x 2.598" H (80.00mm x 53.00mm x 66.00mm) - -
170M4191 Eaton - Bussmann Electrical Division

170M4191

FUSE SQUARE 315A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

5,297
RFQ
170M4191 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 315A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 3.150" L x 2.087" W x 2.598" H (80.00mm x 53.00mm x 66.00mm) - -
KDH Eaton - Bussmann Electrical Division

KDH

BUSS CABLE LIMITER

Eaton - Bussmann Electrical Division

3,482
RFQ
KDH Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - -
LA110URD73LI0900 Littelfuse Inc.

LA110URD73LI0900

FUSE SQUARE 900A 1.1KVAC RECT

Littelfuse Inc.

7,519
RFQ
LA110URD73LI0900 Datasheet

Datasheet

POWR-GARD® LA Rectangular, Blade Box Obsolete Bolt Mount Square 900A 1.1 kVAC - Fast Blow Electrical, Industrial - - UR - 100kA 2.854" L x 2.933" W x 3.131" H (72.50mm x 74.50mm x 79.53mm) - -
170L5551 Eaton - Bussmann Electrical Division

170L5551

FUSE 450A 660V 1BTN/50 AR

Eaton - Bussmann Electrical Division

9,149
RFQ

-

- - - Active - - 450A 660 VAC - - - - - - - - - - -
PSR033DS1800X Littelfuse Inc.

PSR033DS1800X

FUSE SQUARE 1.8KA 650VAC/500VDC

Littelfuse Inc.

5,191
RFQ
PSR033DS1800X Datasheet

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 1.8kA 650 VAC 500 VDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.894" W x 3.130" H (49.20mm x 73.50mm x 79.50mm) - -
PSR033US1800X Littelfuse Inc.

PSR033US1800X

FUSE SQUARE 1.8KA 650VAC/500VDC

Littelfuse Inc.

4,507
RFQ
PSR033US1800X Datasheet

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 1.8kA 650 VAC 500 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.894" W x 3.130" H (49.20mm x 73.50mm x 79.50mm) - -
170M5975 Eaton - Bussmann Electrical Division

170M5975

FUSE SQUARE 800A 1KVAC RECT

Eaton - Bussmann Electrical Division

4,963
RFQ
170M5975 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 800A 1 kVAC - - - - - CE, UL - - 3.150" L x 2.323" W x 3.032" H (80.00mm x 59.00mm x 77.00mm) - -
170M8634 Eaton - Bussmann Electrical Division

170M8634

FUSE SQUARE 550A 1KV RECTANGULAR

Eaton - Bussmann Electrical Division

9,292
RFQ
170M8634 Datasheet

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 550A 1 kVAC - - - - - - - - 3.189" L x 2.913" W x 3.543" H (80.00mm x 74.00mm x 90.00mm) - -
PVS-R-400 Eaton - Bussmann Electrical Division

PVS-R-400

FUSE RK-5 400 A 600 AC/DC

Eaton - Bussmann Electrical Division

5,575
RFQ
PVS-R-400 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - -
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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.