.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 (775)

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; }

Part #

Varistors 230V pF

V230LA40CP
Littelfuse
1: ¥184.4
1,044In Stock

Mfr. Part #
V230LA40CP

Mouser Part #
576-V230LA40CP

Littelfuse

Varistors 230V pF

Learn More

Datasheet

1,044In Stock

¥184.4

¥133.2

¥120.6

¥106.8

¥100.8

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS / PB FREE

V250LA10CP
Littelfuse
1: ¥131.2
1,320In Stock

Mfr. Part #
V250LA10CP

Mouser Part #
576-V250LA10CP

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS / PB FREE

Learn More

Datasheet

1,320In Stock

¥131.2

¥93.8

¥84.5

¥74.4

View

Min.: 1
Mult.: 1

Varistors 250V pF

V250LA20CP
Littelfuse
1: ¥156.1
1,108In Stock

Mfr. Part #
V250LA20CP

Mouser Part #
576-V250LA20CP

Littelfuse

Varistors 250V pF

Learn More

Datasheet

1,108In Stock

¥156.1

¥112.4

¥101.5

¥89.5

View

Min.: 1
Mult.: 1

Varistors 250V pF

V250LA40CP
Littelfuse
1: ¥184.4
905In Stock

Mfr. Part #
V250LA40CP

Mouser Part #
576-V250LA40CP

Littelfuse

Varistors 250V pF

Learn More

Datasheet

905In Stock

¥184.4

¥133.2

¥120.6

¥106.8

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 10MM ROHS / LEAD FREE

V275LA10CP
Littelfuse
1: ¥152.8
1,937In Stock

Mfr. Part #
V275LA10CP

Mouser Part #
576-V275LA10CP

Littelfuse

Varistors RADIAL VARISTOR 10MM ROHS / LEAD FREE

Learn More

Datasheet

1,937In Stock

¥152.8

¥110.5

¥99.8

¥88

View

Min.: 1
Mult.: 1

Varistors 275V

V275LA40CP
Littelfuse
1: ¥184.4
1,863In Stock

Mfr. Part #
V275LA40CP

Mouser Part #
576-V275LA40CP

Littelfuse

Varistors 275V

Learn More

Datasheet

1,863In Stock

¥184.4

¥133.2

¥120.6

¥106.8

¥100.8

Min.: 1
Mult.: 1

Varistors 320V

V320LA20CP
Littelfuse
1: ¥156.1
2,627In Stock

Mfr. Part #
V320LA20CP

Mouser Part #
576-V320LA20CP

Littelfuse

Varistors 320V

Learn More

Datasheet

2,627In Stock

¥156.1

¥112.4

¥101.5

¥89.5

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

V385LA40CP
Littelfuse
1: ¥189.4
757In Stock

Mfr. Part #
V385LA40CP

Mouser Part #
576-V385LA40CP

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

Learn More

Datasheet

757In Stock

¥189.4

¥137

¥124.1

¥109.8

¥103.8

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR LEAD FREE

V480LA80CP
Littelfuse
1: ¥262.4
605In Stock

Mfr. Part #
V480LA80CP

Mouser Part #
576-V480LA80CP

Littelfuse

Varistors RADIAL VARISTOR LEAD FREE

Learn More

Datasheet

605In Stock

¥262.4

¥232.5

¥210.9

¥187.7

View

Min.: 1
Mult.: 1

Varistors 500pF

V510LA80CP
Littelfuse
1: ¥262.4
1,300In Stock

Mfr. Part #
V510LA80CP

Mouser Part #
576-V510LA80CP

Littelfuse

Varistors 500pF

Learn More

Datasheet

1,300In Stock

¥262.4

¥192.7

¥176.1

¥150.5

Min.: 1
Mult.: 1

Varistors 575V 100A High

V575LA80CP
Littelfuse
1: ¥333.9
369In Stock
2,000On Order

Mfr. Part #
V575LA80CP

Mouser Part #
576-V575LA80CP

Littelfuse

Varistors 575V 100A High

Learn More

Datasheet

369In Stock

2,000On Order

¥333.9

¥247.5

¥225.9

¥197.7

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 60V 750MA-HD 10A MAX

SMD075F/60-2
Littelfuse
1: ¥99.7
1,225In Stock
28,000On Order

Mfr. Part #
SMD075F/60-2

Mouser Part #
650-SMD075F/60-2

Littelfuse

Resettable Fuses - PPTC 60V 750MA-HD 10A MAX

Learn More

Datasheet

1,225In Stock

28,000On Order

Cut Tape

¥99.7

¥91.2

¥75.7

¥69.9

View

Reel

¥42.2

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 1.1A 15V 40A Imax

SMD100F-2018-2
Littelfuse
1: ¥114.6
4,000In Stock

Mfr. Part #
SMD100F-2018-2

Mouser Part #
650-SMD100F-2018-2

Littelfuse

Resettable Fuses - PPTC 1.1A 15V 40A Imax

Learn More

Datasheet

4,000In Stock

Cut Tape

¥114.6

¥104.5

¥86.7

¥80.1

View

Reel

¥53

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 1.25A 15V 40A Imax

SMD125F-2
Littelfuse
1: ¥93
2,261In Stock

Mfr. Part #
SMD125F-2

Mouser Part #
650-SMD125F-2

Littelfuse

Resettable Fuses - PPTC 1.25A 15V 40A Imax

Learn More

Datasheet

2,261In Stock

Cut Tape

¥93

¥85.7

¥71.1

¥65.6

Reel

¥47.7

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 1.5A 15V 40A Imax

SMD150F-2
Littelfuse
1: ¥108
882In Stock
12,000On Order

Mfr. Part #
SMD150F-2

Mouser Part #
650-SMD150F-2

Littelfuse

Resettable Fuses - PPTC 1.5A 15V 40A Imax

Learn More

Datasheet

882In Stock

12,000On Order

Cut Tape

¥108

¥95.5

¥82.6

¥74.4

Reel

¥52.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Resettable Fuses - PPTC 1.8A 33V 40A Imax

SMD185F-2
Littelfuse
1: ¥117.9
3,069In Stock
37,150On Order

Mfr. Part #
SMD185F-2

Mouser Part #
650-SMD185F-2

Littelfuse

Resettable Fuses - PPTC 1.8A 33V 40A Imax

Learn More

Datasheet

3,069In Stock

37,150On Order

Cut Tape

¥117.9

¥108.1

¥89.7

¥82.9

Reel

¥51.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Resettable Fuses - PPTC 2A 6V 40A Imax

SMD200F-2018-2
Littelfuse
1: ¥117.9
891In Stock

Mfr. Part #
SMD200F-2018-2

Mouser Part #
650-SMD200F-2018-2

Littelfuse

Resettable Fuses - PPTC 2A 6V 40A Imax

Learn More

Datasheet

891In Stock

Cut Tape

¥117.9

¥92.2

¥86.9

¥69.4

View

Reel

¥47.3

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 125 mOhms 40 A 24 VDC - 40 C+ 85 C

SMD200F/24-2920-2
Littelfuse
1: ¥111.3
4,744In Stock
8,000Expected 9/14/2026

Mfr. Part #
SMD200F/24-2920-2

Mouser Part #
650-SMD200F/2429202

Littelfuse

Resettable Fuses - PPTC 125 mOhms 40 A 24 VDC - 40 C+ 85 C

Learn More

Datasheet

4,744In Stock

8,000Expected 9/14/2026

Cut Tape

¥111.3

¥97.2

¥84.5

¥76.2

Reel

¥47

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 15V 2.5A-HD 40A SMD

SMD250F/15-2920-2
Littelfuse
1: ¥132.9
2,095In Stock

Mfr. Part #
SMD250F/15-2920-2

Mouser Part #
650-SMD250F/1529202

Littelfuse

Resettable Fuses - PPTC 15V 2.5A-HD 40A SMD

Learn More

Datasheet

2,095In Stock

Cut Tape

¥132.9

¥112

¥101.5

¥79.2

Reel

¥56.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 1.2A 16V 50A Imax

SMDH120-2
Littelfuse
1: ¥126.2
2,264In Stock

Mfr. Part #
SMDH120-2

Mouser Part #
650-SMDH120-2

Littelfuse

Resettable Fuses - PPTC 1.2A 16V 50A Imax

Learn More

Datasheet

2,264In Stock

Cut Tape

¥126.2

¥113.6

¥96.7

¥85

View

Reel

¥56.5

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 1.6A 16V 40A Imax

SMDH160-2
Littelfuse
1: ¥136.2
1,285In Stock

Mfr. Part #
SMDH160-2

Mouser Part #
650-SMDH160

Littelfuse

Resettable Fuses - PPTC 1.6A 16V 40A Imax

Learn More

Datasheet

Product Comments

1,285In Stock

Cut Tape

¥136.2

¥125.7

¥106.5

¥98.2

View

Reel

¥61.5

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

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

JLLS110.X
Littelfuse
1: ¥14,909.1
41Expected 9/10/2026

Mfr. Part #
JLLS110.X

Mouser Part #
576-JLLS110.X

Littelfuse

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

Learn More

Datasheet

41Expected 9/10/2026

¥14,909.1

¥13,062.1

¥12,856.1

¥10,741.7

¥9,889.6

Min.: 1
Mult.: 1

Surface Mount Fuses 75VDC 90A .54ohms 881 NANO2

0881090.UR
Littelfuse
1: ¥4,521.2
490Expected 9/29/2026

Mfr. Part #
0881090.UR

Mouser Part #
576-0881090.UR

Littelfuse

Surface Mount Fuses 75VDC 90A .54ohms 881 NANO2

Learn More

Datasheet

490Expected 9/29/2026

Cut Tape

¥4,521.2

¥3,743.9

¥3,449.9

¥2,850.3

View

Reel

¥2,591.2

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors 150V

V150LA20CP
Littelfuse
1: ¥184.4
2,999On Order

Mfr. Part #
V150LA20CP

Mouser Part #
576-V150LA20CP

Littelfuse

Varistors 150V

Learn More

Datasheet

2,999On Order

¥184.4

¥133.2

¥120.6

¥106.8

¥100.8

Min.: 1
Mult.: 1

Varistors 50V 20mm Epoxy UltraMOV

V20E50P
Littelfuse
1: ¥108
6,618On Order

Mfr. Part #
V20E50P

Mouser Part #
576-V20E50P

Littelfuse

Varistors 50V 20mm Epoxy UltraMOV

Learn More

Datasheet

6,618On Order

¥108

¥77.4

¥69.6

¥61

View

Min.: 1
Mult.: 1

Communications Infrastructure Solutions

All Results (775)

Circuit Protection

Industrial Automation

Semiconductors