.hide-partial { max-height: none; } .show-more { display: none; }

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.

All Results (1,136)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

Varistors 14V 20mm Phenolic UltraMOV

V20P14P
Littelfuse
1: $2.11
250In Stock

Mfr. Part No.
V20P14P

Mouser Part No
576-V20P14P

Littelfuse

Varistors 14V 20mm Phenolic UltraMOV

Learn More

Datasheet

250In Stock

$2.11

$1.30

$1.16

$0.951

View

Min.: 1
Mult.: 1

Specialty Fuses 15A 170VDC

0TLS015.T
Littelfuse
1: $49.73
22In Stock

Mfr. Part No.
0TLS015.T

Mouser Part No
576-0TLS015.T

Littelfuse

Specialty Fuses 15A 170VDC

Learn More

Datasheet

22In Stock

$49.73

$33.58

$31.12

$29.09

View

Min.: 1
Mult.: 1

Specialty Fuses 170 VDC TELECOM FUSE

0TLS020.TXV
Littelfuse
1: $53.89
60In Stock

Mfr. Part No.
0TLS020.TXV

Mouser Part No
576-0TLS020.TXV

Littelfuse

Specialty Fuses 170 VDC TELECOM FUSE

Learn More

Datasheet

60In Stock

$53.89

$46.27

$37.24

$36.03

View

Min.: 1
Mult.: 1

Specialty Fuses 40A 170VDC

0TLS040.T
Littelfuse
1: $44.86
8In Stock

Mfr. Part No.
0TLS040.T

Mouser Part No
576-0TLS040.T

Littelfuse

Specialty Fuses 40A 170VDC

Learn More

Datasheet

8In Stock

$44.86

$31.73

$29.89

$28.94

View

Min.: 1
Mult.: 1

Varistors 11V 5mm Phenolic UltraMOV

V05P11P
Littelfuse
1: $0.959
3,758In Stock

Mfr. Part No.
V05P11P

Mouser Part No
576-V05P11P

Littelfuse

Varistors 11V 5mm Phenolic UltraMOV

Learn More

Datasheet

3,758In Stock

$0.959

$0.571

$0.395

$0.367

View

Min.: 1
Mult.: 1

Varistors 50V 10mm Phenolic UltraMOV

V10P50P
Littelfuse
1: $0.626
12In Stock

Mfr. Part No.
V10P50P

Mouser Part No
576-V10P50P

Littelfuse

Varistors 50V 10mm Phenolic UltraMOV

Learn More

Datasheet

12In Stock

$0.626

$0.388

$0.279

$0.26

$0.246

Min.: 1
Mult.: 1

Specialty Fuses 170 VDC TELECOM FUSE

0TLS060.TXV
Littelfuse
1: $60.47
3In Stock

Mfr. Part No.
0TLS060.TXV

Mouser Part No
576-0TLS060.TXV

Littelfuse

Specialty Fuses 170 VDC TELECOM FUSE

Learn More

Datasheet

3In Stock

$60.47

$44.33

$38.73

$37.17

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 400A 600VAC 300VDC CLASS T

JLLS400.XXP
Littelfuse
1: $315.07
1In Stock

Mfr. Part No.
JLLS400.XXP

Mouser Part No
576-JLLS400.XXP

Littelfuse

Industrial & Electrical Fuses 400A 600VAC 300VDC CLASS T

Learn More

Datasheet

1In Stock

$315.07

$277.83

$258.57

$240.26

Min.: 1
Mult.: 1

Varistors 30V 5mm Phenolic UltraMOV

V05P30P
Littelfuse
1: $0.959
3,910In Stock

Mfr. Part No.
V05P30P

Mouser Part No
576-V05P30P

Littelfuse

Varistors 30V 5mm Phenolic UltraMOV

Learn More

Datasheet

3,910In Stock

$0.959

$0.571

$0.395

$0.367

View

Min.: 1
Mult.: 1

Varistors 140V 7mm Epoxy UltraMOV

V07E140P
Littelfuse
1: $0.959
3,279In Stock

Mfr. Part No.
V07E140P

Mouser Part No
576-V07E140P

Littelfuse

Varistors 140V 7mm Epoxy UltraMOV

Learn More

Datasheet

3,279In Stock

$0.959

$0.575

$0.381

$0.353

View

Min.: 1
Mult.: 1

Specialty Fuses 170 VDC TELECOM FUSE

0TLS040.TXV
Littelfuse
1: $67.07
10In Stock

Mfr. Part No.
0TLS040.TXV

Mouser Part No
576-0TLS040.TXV

Littelfuse

Specialty Fuses 170 VDC TELECOM FUSE

Learn More

Datasheet

10In Stock

$67.07

$41.62

$40.85

$40.20

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T

JLLS110.XXP
Littelfuse
1: $143.88
4In Stock

Mfr. Part No.
JLLS110.XXP

Mouser Part No
576-JLLS110.XXP

Littelfuse

Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T

Learn More

Datasheet

4In Stock

$143.88

$111.07

$105.63

$100.96

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T

JLLS450.XXP
Littelfuse
1: $645.31
2In Stock

Mfr. Part No.
JLLS450.XXP

Mouser Part No
576-JLLS450.XXP

Littelfuse

Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T

Learn More

Datasheet

2In Stock

$645.31

$510.83

$495.28

View

Min.: 1
Mult.: 1

Varistors 14V 5mm Epoxy UltraMOV

V05E14P
Littelfuse
1: $0.904
4,357In Stock

Mfr. Part No.
V05E14P

Mouser Part No
576-V05E14P

Littelfuse

Varistors 14V 5mm Epoxy UltraMOV

Learn More

Datasheet

4,357In Stock

$0.904

$0.539

$0.357

$0.332

View

Min.: 1
Mult.: 1

Varistors 95V 5mm Epoxy UltraMOV

V05E95P
Littelfuse
1: $0.876
4,430In Stock

Mfr. Part No.
V05E95P

Mouser Part No
576-V05E95P

Littelfuse

Varistors 95V 5mm Epoxy UltraMOV

Learn More

Datasheet

4,430In Stock

$0.876

$0.56

$0.382

$0.346

View

Min.: 1
Mult.: 1

Varistors 23V 7mm Epoxy UltraMOV

V07E23P
Littelfuse
1: $0.612
4,100In Stock

Mfr. Part No.
V07E23P

Mouser Part No
576-V07E23P

Littelfuse

Varistors 23V 7mm Epoxy UltraMOV

Learn More

Datasheet

4,100In Stock

$0.612

$0.377

$0.327

$0.302

View

Min.: 1
Mult.: 1

Varistors 30V 14mm Phenolic UltraMOV

V14P30P
Littelfuse
1: $1.07
1,620In Stock

Mfr. Part No.
V14P30P

Mouser Part No
576-V14P30P

Littelfuse

Varistors 30V 14mm Phenolic UltraMOV

Learn More

Datasheet

1,620In Stock

$1.07

$0.755

$0.678

$0.594

View

Min.: 1
Mult.: 1

Varistors 11V 20mm Phenolic UltraMOV

V20P11P
Littelfuse
1: $1.33
1,110In Stock

Mfr. Part No.
V20P11P

Mouser Part No
576-V20P11P

Littelfuse

Varistors 11V 20mm Phenolic UltraMOV

Learn More

Datasheet

1,110In Stock

$1.33

$0.958

$0.863

$0.759

View

Min.: 1
Mult.: 1

Varistors 17V 20mm Phenolic UltraMOV

V20P17P
Littelfuse
1: $2.11
785In Stock

Mfr. Part No.
V20P17P

Mouser Part No
576-V20P17P

Littelfuse

Varistors 17V 20mm Phenolic UltraMOV

Learn More

Datasheet

785In Stock

$2.11

$1.30

$1.16

$0.951

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 3kW 9V 5% Uni-Directional

SMDJ9.0A
Littelfuse
1: $1.24
2,442In Stock

Mfr. Part No.
SMDJ9.0A

Mouser Part No
576-SMDJ9.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 9V 5% Uni-Directional

Learn More

Datasheet

2,442In Stock

Cut Tape

$1.24

$1.01

$0.741

$0.594

Reel

$0.466

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

SCR Modules Dual Diode Modules Power Device

MDD175-34N1
IXYS
1: $353.59
3In Stock

Mfr. Part No.
MDD175-34N1

Mouser Part No
747-MDD175-34N1

IXYS

SCR Modules Dual Diode Modules Power Device

Datasheet

3In Stock

$353.59

$343.91

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 3kW 110V 5% Uni-Directional

SMDJ110A
Littelfuse
1: $2.17
3,124In Stock

Mfr. Part No.
SMDJ110A

Mouser Part No
576-SMDJ110A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 110V 5% Uni-Directional

Learn More

Datasheet

3,124In Stock

Cut Tape

$2.17

$1.37

$0.91

$0.713

Reel

$0.521

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors 140V

V140LA10CP
Littelfuse
1: $0.89
2,319In Stock

Mfr. Part No.
V140LA10CP

Mouser Part No
576-V140LA10CP

Littelfuse

Varistors 140V

Learn More

Datasheet

2,319In Stock

$0.89

$0.691

$0.641

$0.595

View

Min.: 1
Mult.: 1

Varistors 20V 14mm Epoxy UltraMOV

V14E20PL1T
Littelfuse
1: $0.848
2,734In Stock

Mfr. Part No.
V14E20PL1T

Mouser Part No
576-V14E20PL1T

Littelfuse

Varistors 20V 14mm Epoxy UltraMOV

Learn More

Datasheet

2,734In Stock

Cut Tape

$0.848

$0.602

$0.541

$0.473

Reel

$0.41

View

Min.: 1
Mult.: 1

Reel: 500

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

V150LA20CPX360
Littelfuse
1: $1.28
1,238In Stock

Mfr. Part No.
V150LA20CPX360

Mouser Part No
576-V150LA20CPX360

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

Learn More

Datasheet

1,238In Stock

$1.28

$0.859

$0.858

$0.833

$0.826

Min.: 1
Mult.: 1

Communications Infrastructure Solutions

All Results (1,136)

Customer Service Office

Company

Resources

Support

Communications Infrastructure Solutions

All Results (1,136)

Circuit Protection

Industrial Automation

Semiconductors