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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.

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Part #

ESD Protection Diodes / TVS Diodes 3kW 30V 5% Bi-Directional

SMDJ30CA
Littelfuse
1: $0.93
8,828On Order

Mfr. Part No.
SMDJ30CA

Mouser Part No
576-SMDJ30CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 30V 5% Bi-Directional

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Datasheet

8,828On Order

Cut Tape

$0.93

$0.691

$0.609

$0.548

$0.498

Reel

$0.477

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors 230V 7mm Epoxy UltraMOV

V07E230P
Littelfuse
1: $0.70
5In Stock

Mfr. Part No.
V07E230P

Mouser Part No
576-V07E230P

Littelfuse

Varistors 230V 7mm Epoxy UltraMOV

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Datasheet

5In Stock

$0.70

$0.426

$0.281

$0.261

View

Min.: 1
Mult.: 1

Varistors 320V

V320LA40CP
Littelfuse
1: $0.90
2,887Expected 2026/04/10

Mfr. Part No.
V320LA40CP

Mouser Part No
576-V320LA40CP

Littelfuse

Varistors 320V

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Datasheet

2,887Expected 2026/04/10

$0.90

$0.69

$0.625

$0.555

View

Min.: 1
Mult.: 1

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

SMD200F/24-2920-2
Littelfuse
1: $0.55
5,985On Order

Mfr. Part No.
SMD200F/24-2920-2

Mouser Part No
650-SMD200F/2429202

Littelfuse

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

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Datasheet

5,985On Order

Cut Tape

$0.55

$0.493

$0.421

$0.386

Reel

$0.259

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

NTC (Negative Temperature Coefficient) Thermistors C THERMISTOR 10K OHM 5% 0603 SMT

RB103J0J
Littelfuse
1: $0.43
3,989Expected 2026/04/27

Mfr. Part No.
RB103J0J

Mouser Part No
576-RB103J0J

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors C THERMISTOR 10K OHM 5% 0603 SMT

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Datasheet

3,989Expected 2026/04/27

$0.43

$0.405

$0.378

$0.359

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 1.5kW 40V 5% Uni-Directional

SMCJ40A
Littelfuse
1: $0.48
8,188On Order

Mfr. Part No.
SMCJ40A

Mouser Part No
576-SMCJ40A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 40V 5% Uni-Directional

Learn More

Datasheet

8,188On Order

Cut Tape

$0.48

$0.401

$0.279

$0.222

Reel

$0.151

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors 23V 5mm Phenolic UltraMOV

V05P23P
Littelfuse
1: $0.70
4,180Expected 2026/04/06

Mfr. Part No.
V05P23P

Mouser Part No
576-V05P23P

Littelfuse

Varistors 23V 5mm Phenolic UltraMOV

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Datasheet

4,180Expected 2026/04/06

$0.70

$0.422

$0.292

$0.271

View

Min.: 1
Mult.: 1

Varistors 11V 7mm Epoxy UltraMOV

V07E11P
Littelfuse
1: $0.84
4,500Expected 2026/04/10

Mfr. Part No.
V07E11P

Mouser Part No
576-V07E11P

Littelfuse

Varistors 11V 7mm Epoxy UltraMOV

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Datasheet

4,500Expected 2026/04/10

$0.84

$0.502

$0.348

$0.323

View

Min.: 1
Mult.: 1

Varistors 130V

V130LA20CP
Littelfuse
1: $0.93
1,495Expected 2026/05/21

Mfr. Part No.
V130LA20CP

Mouser Part No
576-V130LA20CP

Littelfuse

Varistors 130V

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Datasheet

1,495Expected 2026/05/21

$0.93

$0.697

$0.63

$0.556

View

Min.: 1
Mult.: 1

Varistors 140V

V140LA20CP
Littelfuse
1: $0.97
1,500Expected 2026/05/26

Mfr. Part No.
V140LA20CP

Mouser Part No
576-V140LA20CP

Littelfuse

Varistors 140V

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Datasheet

1,500Expected 2026/05/26

$0.97

$0.697

$0.63

$0.556

View

Min.: 1
Mult.: 1

Varistors 60V 14mm Phenolic UltraMOV

V14P60P
Littelfuse
1: $0.44
1,800Expected 2026/05/25

Mfr. Part No.
V14P60P

Mouser Part No
576-V14P60P

Littelfuse

Varistors 60V 14mm Phenolic UltraMOV

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Datasheet

1,800Expected 2026/05/25

$0.44

$0.306

$0.274

$0.238

View

Min.: 1
Mult.: 1

Varistors RA Series

V200RA22X2749
Littelfuse
1: $6.87
185Expected 2026/06/04

Mfr. Part No.
V200RA22X2749

Mouser Part No
576-V200RA22X2749

Littelfuse

Varistors RA Series

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Datasheet

185Expected 2026/06/04

$6.87

$5.68

$5.41

$4.70

Min.: 1
Mult.: 1

Varistors 11V 20mm Epoxy UltraMOV

V20E11P
Littelfuse
1: $0.74
1,500Expected 2026/04/13

Mfr. Part No.
V20E11P

Mouser Part No
576-V20E11P

Littelfuse

Varistors 11V 20mm Epoxy UltraMOV

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Datasheet

1,500Expected 2026/04/13

$0.74

$0.526

$0.475

$0.416

View

Min.: 1
Mult.: 1

Varistors 35V 20mm Epoxy UltraMOV

V20E35P
Littelfuse
1: $0.74
1,500Expected 2026/04/20

Mfr. Part No.
V20E35P

Mouser Part No
576-V20E35P

Littelfuse

Varistors 35V 20mm Epoxy UltraMOV

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Datasheet

1,500Expected 2026/04/20

$0.74

$0.526

$0.475

$0.416

View

Min.: 1
Mult.: 1

Varistors 35V 20mm Phenolic UltraMOV

V20P35P
Littelfuse
1: $0.80
1,200Expected 2026/06/18

Mfr. Part No.
V20P35P

Mouser Part No
576-V20P35P

Littelfuse

Varistors 35V 20mm Phenolic UltraMOV

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Datasheet

1,200Expected 2026/06/18

$0.80

$0.575

$0.518

$0.455

$0.421

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 800A 600VAC 300VDC CLASS T

JLLS800.XXP
Littelfuse
1: $602.98
1Stock Available

Mfr. Part No.
JLLS800.XXP

Mouser Part No
576-JLLS800.XXP

Littelfuse

Industrial & Electrical Fuses 800A 600VAC 300VDC CLASS T

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Datasheet

1Stock Available

More Info Available

$602.98

$541.70

$478.02

Quote

Min.: 1
Mult.: 1

Varistors 20MM Radial

V150LT20CP
Littelfuse
500: $0.74
500Stock Available

Mfr. Part No.
V150LT20CP

Mouser Part No
576-V150LT20CP

Littelfuse

Varistors 20MM Radial

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Datasheet

500Stock Available

More Info Available

Reel

$0.74

$0.584

$0.552

Min.: 500
Mult.: 500

Reel: 500

Industrial & Electrical Fuses 40A 600VAC 300VDC Class T

JLLS040.T
Littelfuse
1: $52.11
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
JLLS040.T

Mouser Part No
576-JLLS040.T

Littelfuse

Industrial & Electrical Fuses 40A 600VAC 300VDC Class T

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Datasheet

Non-Stocked Lead-Time 7 Weeks

$52.11

$43.40

$40.10

$34.40

View

Min.: 1
Mult.: 1

Varistors 20MM Radial

V175LA20CPX425
Littelfuse
1: $2.11
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
V175LA20CPX425

Mouser Part No
576-V175LA20CPX425

Littelfuse

Varistors 20MM Radial

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Datasheet

Non-Stocked Lead-Time 15 Weeks

$2.11

$1.41

$1.34

$1.10

View

Min.: 1
Mult.: 1

Varistors 320V

V320LC40CP
Littelfuse
2,100: $0.584
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
V320LC40CP

Mouser Part No
576-V320LC40CP

Littelfuse

Varistors 320V

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$0.584

$0.552

Min.: 2,100
Mult.: 350

Varistors 320V

V320LT20CP
Littelfuse
3,200: $0.458
Non-Stocked Lead-Time 13 Weeks

Mfr. Part No.
V320LT20CP

Mouser Part No
576-V320LT20CP

Littelfuse

Varistors 320V

Learn More

Datasheet

Non-Stocked Lead-Time 13 Weeks

Cut Tape

$0.458

Min.: 3,200
Mult.: 400

Reel: 400

Varistors 10V 250A 1600pF

V22RA8
Littelfuse
1,000: $4.65
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
V22RA8

Mouser Part No
576-V22RA8

Littelfuse

Varistors 10V 250A 1600pF

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Datasheet

Non-Stocked Lead-Time 16 Weeks

$4.65

Min.: 1,000
Mult.: 1,000

ESD Protection Diodes / TVS Diodes ESD 76V BI

AK1-076C-Y
Littelfuse
56: $15.00
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
AK1-076C-Y

Mouser Part No
576-AK1-076C-Y

Littelfuse

ESD Protection Diodes / TVS Diodes ESD 76V BI

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Datasheet

Non-Stocked Lead-Time 12 Weeks

$15.00

Min.: 56
Mult.: 56

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2700V 3kA 8/20us UL 1449

CG42.7SM
Littelfuse
1: $1.73
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
CG42.7SM

Mouser Part No
576-CG42.7SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2700V 3kA 8/20us UL 1449

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

$1.73

$1.47

$1.35

$1.12

View

Reel

$0.787

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Industrial & Electrical Fuses 10A 600VAC 300VDC Class T

JLLS010.T
Littelfuse
1: $33.53
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
JLLS010.T

Mouser Part No
576-JLLS010.T

Littelfuse

Industrial & Electrical Fuses 10A 600VAC 300VDC Class T

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

$33.53

$27.82

$25.66

$21.26

View

Min.: 1
Mult.: 1

Communications Infrastructure Solutions

All Results (1,014)

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Communications Infrastructure Solutions

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