Class J Fuses

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Littelfuse
The UL Listed Class J JLS Series fuses provide space saving, fast-acting overload and short-circuit protection for vital industrial and power conversion applications. Littelfuses JLS Series fuses offer best in class current limitation that prevents equipment damage from overcurrent faults.
MFR: Littelfuse
MFR #: JLS030
UPC: 079458200737
Item #: 833661
Available to Order
$157.70 each
Availability
Location Available Qty
Littelfuse
Fuse 600V T/D Class J 70A
MFR: Littelfuse
MFR #: JTD070
UPC: 079458202212
Item #: 966029
In Stock -
$528.43 each
Availability
Location Available Qty
Littelfuse
Fuse 600V T/D Class J 50A Indicating
MFR: Littelfuse
MFR #: JTD050ID
UPC: 079458025934
Item #: 278925
Available to Order
$267.13 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD004
UPC: 079458202052
Item #: 1176036
Available to Order
$153.05 each
Availability
Location Available Qty
Littelfuse
Fuse 600V F/A Class J 70A
MFR: Littelfuse
MFR #: JLS070
UPC: 079458200799
Item #: 962466
In Stock -
$449.45 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD225ID
UPC: 079458031867
Item #: 730342
Available to Order
$2256.33 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD400ID
UPC: 079458031904
Item #: 279427
Available to Order
$2256.33 each
Availability
Location Available Qty
Littelfuse
Fuse 600V T/D Class J 10A Indicating
MFR: Littelfuse
MFR #: JTD010ID
UPC: 079458025958
Item #: 18958
In Stock -
$161.08 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: LGR005
UPC: 079458113099
Item #: 131542
Available to Order
$15.43 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD175
UPC: 079458202281
Item #: 193753
Available to Order
$1058.93 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD.800ID
UPC: 079458025644
Item #: 165421
Available to Order
$161.08 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD110ID
UPC: 079458031812
Item #: 642412
Available to Order
$1135.33 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD500
UPC: 079458202366
Item #: 1189546
Available to Order
$3337.08 each
Availability
Location Available Qty
Littelfuse
The UL Listed Class J JLS Series fuses provide space saving, fast-acting overload and short-circuit protection for vital industrial and power conversion applications. Littelfuses JLS Series fuses offer best in class current limitation that prevents equipment damage from overcurrent faults.
MFR: Littelfuse
MFR #: JLS350
UPC: 079458200928
Item #: 778597
Available to Order
$1928.55 each
Availability
Location Available Qty
Littelfuse
The UL Listed Class J JLS Series fuses provide space saving, fast-acting overload and short-circuit protection for vital industrial and power conversion applications. Littelfuses JLS Series fuses offer best in class current limitation that prevents equipment damage from overcurrent faults.
MFR: Littelfuse
MFR #: JLS150
UPC: 079458200867
Item #: 365208
Available to Order
$828.63 each
Availability
Location Available Qty
Littelfuse
Fuse 600V T/D Class J 15A Indicating
MFR: Littelfuse
MFR #: JTD015ID
UPC: 079458025859
Item #: 730335
Available to Order
$161.08 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD350ID
UPC: 079458031898
Item #: 213663
Available to Order
$2256.33 each
Availability
Location Available Qty
Littelfuse
The Littelfuse POWR-PRO JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
MFR: Littelfuse
MFR #: JTD300ID
UPC: 079458031881
Item #: 351848
Available to Order
$2256.33 each
Availability
Location Available Qty
Clearance
The UL Listed Class J JLS Series fuses provide space saving, fast-acting overload and short-circuit protection for vital industrial and power conversion applications. Littelfuses JLS Series fuses offer best in class current limitation that prevents equipment damage from overcurrent faults.
Littelfuse
The UL Listed Class J JLS Series fuses provide space saving, fast-acting overload and short-circuit protection for vital industrial and power conversion applications. Littelfuses JLS Series fuses offer best in class current limitation that prevents equipment damage from overcurrent faults.
MFR: Littelfuse
MFR #: JLS200
UPC: 079458200881
Item #: 286299
In Stock -
Phone: 1-855-999-2372 Email Contact Us
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 400A Blade EI Indicator
MFR: Mersen
MFR #: AJT400EI
UPC: 782001961602
Item #: 206184
Available to Order
Phone: 1-855-999-2372 Email Contact Us
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 350A Blade
MFR: Mersen
MFR #: A4J350
UPC: 782001960438
Item #: 769245
Available to Order
$1195.12 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 600A Blade
MFR: Mersen
MFR #: A4J600
UPC: 782001960537
Item #: 209254
Available to Order
$1477.01 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 110A Blade
MFR: Mersen
MFR #: A4J110
UPC: 782001960339
Item #: 965525
Available to Order
$566.44 each
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 125A Blade EI Indicator
MFR: Mersen
MFR #: AJT125EI
UPC: 782001961527
Item #: 1056588
Available to Order
Phone: 1-855-999-2372 Email Contact Us
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 80A Blade EI Indicator
MFR: Mersen
MFR #: AJT80EI
UPC: 782001961480
Item #: 1065307
Available to Order
Phone: 1-855-999-2372 Email Contact Us
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 200A Blade EI Indicator
MFR: Mersen
MFR #: AJT200EI
UPC: 782001961558
Item #: 1017403
Available to Order
$609.52 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 35A Ferrule
MFR: Mersen
MFR #: A4J35
UPC: 782001960216
Item #: 205858
Available to Order
$193.66 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 80A Blade
MFR: Mersen
MFR #: A4J80
UPC: 782001960308
Item #: 246091
Available to Order
$310.69 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 90A Blade
MFR: Mersen
MFR #: A4J90
UPC: 782001960315
Item #: 246092
Available to Order
$308.43 each
Availability
Location Available Qty
Clearance
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 50A Ferrule
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 50A Ferrule
MFR: Mersen
MFR #: A4J50
UPC: 782001960247
Item #: 107745
In Stock -
Phone: 1-855-999-2372 Email Contact Us
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 350A Blade SmartSpot
MFR: Mersen
MFR #: AJT350
UPC: 782001962227
Item #: 89177
Available to Order
$987.43 each
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 500A Blade SmartSpot
MFR: Mersen
MFR #: AJT500
UPC: 782001962173
Item #: 64102
Available to Order
$1495.10 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 250A Blade
MFR: Mersen
MFR #: A4J250
UPC: 782001960391
Item #: 96391
Available to Order
$1195.79 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 1A Ferrule
MFR: Mersen
MFR #: A4J1
UPC: 782001960032
Item #: 36111
Available to Order
$128.90 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 15A Ferrule
MFR: Mersen
MFR #: A4J15
UPC: 782001960155
Item #: 124555
Available to Order
$109.06 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 150A Blade
MFR: Mersen
MFR #: A4J150
UPC: 782001960353
Item #: 87725
Available to Order
$539.51 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 500A Blade
MFR: Mersen
MFR #: A4J500
UPC: 782001960490
Item #: 206242
Available to Order
$1775.84 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 75A Blade
MFR: Mersen
MFR #: A4J75
UPC: 782001960292
Item #: 1265976
Available to Order
Phone: 1-855-999-2372 Email Contact Us
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 450A Blade
MFR: Mersen
MFR #: A4J450
UPC: 782001960476
Item #: 241313
Available to Order
$1764.48 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 20A Ferrule
MFR: Mersen
MFR #: A4J20
UPC: 782001960162
Item #: 157600
Available to Order
$110.16 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 100A Blade
MFR: Mersen
MFR #: A4J100
UPC: 782001960322
Item #: 6957
In Stock -
$252.12 each
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 9A Ferrule SmartSpot
MFR: Mersen
MFR #: AJT9
UPC: 782001962807
Item #: 193434
Available to Order
$69.58 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 175A Blade
MFR: Mersen
MFR #: A4J175
UPC: 782001960360
Item #: 88122
Available to Order
$570.55 each
Availability
Location Available Qty
Mersen
Fuse AJT - Class J - Time-delay 600VAC 500VDC 250A Blade SmartSpot
MFR: Mersen
MFR #: AJT250
UPC: 782001962265
Item #: 66826
Available to Order
$941.43 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 25A Ferrule
MFR: Mersen
MFR #: A4J25
UPC: 782001960179
Item #: 228477
Available to Order
$125.03 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 125A Blade
MFR: Mersen
MFR #: A4J125
UPC: 782001960346
Item #: 153774
Available to Order
$570.55 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 225A Blade
MFR: Mersen
MFR #: A4J225
UPC: 782001960384
Item #: 593990
Available to Order
$1195.79 each
Availability
Location Available Qty
Mersen
Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 45A Ferrule
MFR: Mersen
MFR #: A4J45
UPC: 782001960230
Item #: 206094
Available to Order
$194.09 each
Availability
Location Available Qty