TLS Telecommunications Fuses

Littelfuse TLS Telecommunications Fuses are engineered to operate up to 170VDC, delivering current-limiting short-circuit protection for cables and components used in the DC power distribution circuits of telecommunications systems. The TLS series has a 100kA interrupting rating and provides a quick response to short-circuit events. Littelfuse TLS Telecommunications Fuses are available in a wide range of mounting configurations, including cartridge, vertical, leaded, bolt-in, or solder type. These multiple mounting options, combined with a compact design, enable use in a variety of applications.

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Qty. RoHS ECAD Model Series
Product
Current Rating
Fuse Type
Voltage Rating DC
Interrupt Rating
Body Style
Mounting Style
Termination Style
Fuse Size / Group
Indicator Style
Packaging
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
10In Stock
Min.: 1
Mult.: 1

TLS Specialty Fuses 40 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Vertical Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 15A 170VDC
Datasheet
22In Stock
Min.: 1
Mult.: 1

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

TLS Specialty Fuses 20 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Vertical Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
3In Stock
Min.: 1
Mult.: 1

TLS Specialty Fuses 60 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Vertical Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 100A 170VDC
Datasheet
46In Stock
Min.: 1
Mult.: 1

TLS Specialty Fuses 100 A Fast Blow 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170V VCD TELE-GARD 125A
Datasheet
18In Stock
Min.: 1
Mult.: 1

TLS Specialty Fuses 125 A Fast Blow 170 VDC 100 kA Cartridge Fuses Through Hole Radial Blade Bend 14.3 mm x 22.28 mm Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC F/A TELECOM 60A PCB MOUNT
Datasheet
400In Stock
Min.: 10
Mult.: 10

TLS Specialty Fuses 60 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170VDC F/A TELEGARD 80A VERT-MOUNT
Datasheet
25In Stock
Min.: 1
Mult.: 1

TLS Specialty Fuses 80 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Vertical Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
6In Stock
Min.: 1
Mult.: 1

TLS Specialty Fuses 40 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
20In Stock
Min.: 1
Mult.: 1

TLS Specialty Fuses 60 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC F/A TELE-GRD 80A PCB MOUNT
Datasheet
10In Stock
Min.: 1
Mult.: 1
TLS Specialty Fuses 80 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
7On Order
Min.: 1
Mult.: 1

TLS Specialty Fuses 40 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
40On Order
Min.: 500
Mult.: 500

TLS Specialty Fuses 60 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 125A 170VDC
Datasheet
5Expected 2026-04-22
Min.: 1
Mult.: 1

TLS Specialty Fuses 125 A Fast Blow 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 40A 170VDC
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1
Mult.: 1

TLS Specialty Fuses 40 A Fast Blow 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
Non-Stocked Lead-Time 11 Weeks
Min.: 500
Mult.: 500

TLS Specialty Fuses 70 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170VDC F/A TELEGARD 100A VERT-MOUNT
Datasheet
Non-Stocked Lead-Time 11 Weeks
Min.: 1
Mult.: 1

TLS Specialty Fuses 100 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Vertical Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1A 170VDC
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

TLS Specialty Fuses 1 A Fast Blow 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 500
Mult.: 500

TLS Specialty Fuses 1 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 500
Mult.: 500

TLS Specialty Fuses 1 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170VDC 1A Telecom F/A PCB MNT
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 500
Mult.: 500

TLS Specialty Fuses 1 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170VDC 1A Telecom Fast Acting
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1

TLS Specialty Fuses 1 A Fast Blow 170 VDC 100 kA Cartridge Fuses Through Hole 14.3 x 44.2 Bulk
Littelfuse Industrial & Electrical Fuses 170 VDC TELECOM FUSE
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

TLS Specialty Fuses 1 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Stud Bolt Down Vertical Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 2A 170VDC
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

TLS Specialty Fuses 2 A Fast Blow 170 VDC 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 170VDC F/A TELE-GARD 2A PC MOUNT
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 500
Mult.: 500

TLS Specialty Fuses 2 A Fast Blow 170 VDC 100 kA Cartridge Blade Fuses Through Hole Radial Blade Bend Without Indicator Bulk