Communications Infrastructure Solutions

Littelfuse provides a wide range of communication infrastructure solutions that ensure speed and reliability in all environments. These solutions are energy efficient, dependable, and easy to incorporate into compact designs. Communication infrastructure solutions from Littelfuse include TVS diodes, varistors, NTC thermistors, fuses, and more.

Results: 194
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Qty. RoHS ECAD Model Product
Current Rating
Voltage Rating AC
Fuse Type
Voltage Rating DC
Interrupt Rating
Body Style
Mounting Style
Termination Style
Class
Indicator Style
Packaging
Series
Littelfuse Industrial & Electrical Fuses 6A 600VAC 300VDC Class T
Datasheet
1In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 6 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T
Datasheet
6In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 30 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA, 200 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 15A 170VDC
Datasheet
22In Stock
Min.: 1
Mult.: 1

Telecom Fuses 15 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
60In Stock
Min.: 1
Mult.: 1

Telecom Fuses 20 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 60A 170VDC
Datasheet
15In Stock
Min.: 1
Mult.: 1

Telecom Fuses 60 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T
Datasheet
2In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 450 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA, 200 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
3In Stock
Min.: 1
Mult.: 1

Telecom Fuses 60 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 300A 600VAC 300VDC Class T
Datasheet
5In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 300 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
10In Stock
Min.: 1
Mult.: 1

Telecom Fuses 40 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 170 VDC F/A TELECOM 60A PCB MOUNT
Datasheet
390In Stock
Min.: 10
Mult.: 10

Telecom Fuses 60 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 250A 600VAC 300VDC Class T
Datasheet
19In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 250 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 20A 600VAC 300VDC Class T
Datasheet
7In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 20 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 60A 600VAC 300VDC Class T
Datasheet
9In Stock
9Expected 8/17/2026
Min.: 1
Mult.: 1

Current Limiting Fuses 60 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 70A 600VAC 300VDC Class T
Datasheet
1In Stock
4Expected 9/24/2026
Min.: 1
Mult.: 1

Current Limiting Fuses 70 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 100A 600VAC 300VDC Class T
Datasheet
16In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 100 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 100A 600VAC 300VDC CLASS T
Datasheet
6In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 100 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA, 200 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS


Littelfuse Industrial & Electrical Fuses 150A 600VAC 300VDC Class T
Datasheet
13In Stock
15Expected 10/5/2026
Min.: 1
Mult.: 1

Current Limiting Fuses 150 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 200A 600VAC 300VDC Class T
Datasheet
15In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 200 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 170VDC F/A TELEGARD 80A VERT-MOUNT
Datasheet
23In Stock
Min.: 1
Mult.: 1

Telecom Fuses 80 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 100A 170VDC
Datasheet
6In Stock
Min.: 1
Mult.: 1

Telecom Fuses 100 A Fast-Acting Fuses 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk TLS
Littelfuse Industrial & Electrical Fuses 2A 600VAC 300VDC Class T
Datasheet
1In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 2 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 60A 600VAC 300VDC CLASS T
Datasheet
6In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 60 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA, 200 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 225A 600VAC 300VDC Class T
Datasheet
1In Stock
Min.: 1
Mult.: 1

Current Limiting Fuses 225 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 110A 600VAC 300VDC Class T
Datasheet
41Expected 10/5/2026
Min.: 1
Mult.: 1

Current Limiting Fuses 110 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Leaded Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS
Littelfuse Industrial & Electrical Fuses 30A 600VAC 300VDC Class T
Datasheet
72Expected 11/12/2026
Min.: 1
Mult.: 1

Current Limiting Fuses 30 A 600 VAC Fast-Acting Fuses 300 VDC 20 kA Cartridge Fuses Holder Cartridge Class T Fuses Without Indicator Bulk JLLS