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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 #

NTC Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT

KR502F0J
Littelfuse
1: $0.74
3,500In Stock

Mfr. Part #
KR502F0J

Mouser Part #
576-KR502F0J

Littelfuse

NTC Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT

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Datasheet

3,500In Stock

$0.74

$0.701

$0.656

$0.625

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes ESD 3.3V UNI

SP3420-04UTG
Littelfuse
1: $1.55
30,126In Stock

Mfr. Part #
SP3420-04UTG

Mouser Part #
576-SP3420-04UTG

Littelfuse

ESD Protection Diodes / TVS Diodes ESD 3.3V UNI

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Datasheet

30,126In Stock

Cut Tape

$1.55

$0.751

$0.649

$0.509

$0.463

Reel

$0.394

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors 820V 2500pF

V550LA80CP
Littelfuse
1: $1.74
9,212In Stock

Mfr. Part #
V550LA80CP

Mouser Part #
576-V550LA80CP

Littelfuse

Varistors 820V 2500pF

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Datasheet

9,212In Stock

$1.74

$0.98

$0.825

$0.793

$0.792

Min.: 1
Mult.: 1

Cartridge Fuses 40A 500V

0606040.UXTHP
Littelfuse
1: $12.75
593In Stock

Mfr. Part #
0606040.UXTHP

Mouser Part #
576-0606040.UXTHP

Littelfuse

Cartridge Fuses 40A 500V

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Datasheet

593In Stock

$12.75

$7.57

$7.13

$6.37

$6.36

Min.: 1
Mult.: 1

Cartridge Fuses 63A 500V

0606063.UXTHP
Littelfuse
1: $16.74
468In Stock

Mfr. Part #
0606063.UXTHP

Mouser Part #
576-0606063.UXTHP

Littelfuse

Cartridge Fuses 63A 500V

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Datasheet

468In Stock

$16.74

$13.89

$12.81

$10.62

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE

V07E25PL2T
Littelfuse
1: $0.29
9,580In Stock

Mfr. Part #
V07E25PL2T

Mouser Part #
576-V07E25PL2T

Littelfuse

Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE

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Datasheet

9,580In Stock

Cut Tape

$0.29

$0.198

$0.187

$0.18

Reel

$0.18

Min.: 1
Mult.: 1

: 1,000

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

V420LA40CP
Littelfuse
1: $0.69
2,452In Stock

Mfr. Part #
V420LA40CP

Mouser Part #
576-V420LA40CP

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

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Datasheet

2,452In Stock

$0.69

$0.555

$0.521

$0.515

$0.514

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 170 VDC TELECOM FUSE

0TLS060.TXV
Littelfuse
1: $47.74
3In Stock

Mfr. Part #
0TLS060.TXV

Mouser Part #
576-0TLS060.TXV

Littelfuse

Industrial & Electrical Fuses 170 VDC TELECOM FUSE

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Datasheet

3In Stock

$47.74

$36.68

$31.88

$29.10

View

Min.: 1
Mult.: 1

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

JLLS300.X
Littelfuse
1: $233.95
5In Stock

Mfr. Part #
JLLS300.X

Mouser Part #
576-JLLS300.X

Littelfuse

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

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Datasheet

5In Stock

$233.95

$195.86

$186.80

$179.23

Min.: 1
Mult.: 1

Varistors 30V 5mm Phenolic UltraMOV

V05P30P
Littelfuse
1: $0.78
58In Stock

Mfr. Part #
V05P30P

Mouser Part #
576-V05P30P

Littelfuse

Varistors 30V 5mm Phenolic UltraMOV

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Datasheet

58In Stock

$0.78

$0.465

$0.322

$0.299

View

Min.: 1
Mult.: 1

Varistors 140V 7mm Epoxy UltraMOV

V07E140P
Littelfuse
1: $0.75
3,269In Stock

Mfr. Part #
V07E140P

Mouser Part #
576-V07E140P

Littelfuse

Varistors 140V 7mm Epoxy UltraMOV

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Datasheet

3,269In Stock

$0.75

$0.448

$0.31

$0.288

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 6A 600VAC 300VDC Class T

JLLS006.T
Littelfuse
1: $35.83
1In Stock

Mfr. Part #
JLLS006.T

Mouser Part #
576-JLLS006.T

Littelfuse

Industrial & Electrical Fuses 6A 600VAC 300VDC Class T

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Datasheet

1In Stock

$35.83

$30.82

$25.25

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T

JLLS030.TXP
Littelfuse
1: $35.49
6In Stock

Mfr. Part #
JLLS030.TXP

Mouser Part #
576-JLLS030.TXP

Littelfuse

Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T

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Datasheet

6In Stock

$35.49

$29.45

$25.89

$24.29

View

Min.: 1
Mult.: 1

Varistors 275V 7mm Epoxy UltraMOV

V07E275PL2B
Littelfuse
1: $0.81
3,544In Stock

Mfr. Part #
V07E275PL2B

Mouser Part #
576-V07E275PL2B

Littelfuse

Varistors 275V 7mm Epoxy UltraMOV

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Datasheet

3,544In Stock

$0.81

$0.484

$0.446

$0.357

View

Min.: 1
Mult.: 1

Varistors 25V 14mm Phenolic UltraMOV

V14P25P
Littelfuse
1: $1.37
822In Stock

Mfr. Part #
V14P25P

Mouser Part #
576-V14P25P

Littelfuse

Varistors 25V 14mm Phenolic UltraMOV

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Datasheet

822In Stock

$1.37

$0.839

$0.747

$0.614

View

Min.: 1
Mult.: 1

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

JLLS450.XXP
Littelfuse
1: $507.39
2In Stock

Mfr. Part #
JLLS450.XXP

Mouser Part #
576-JLLS450.XXP

Littelfuse

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

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Datasheet

2In Stock

$507.39

$428.71

$418.15

Quote

Min.: 1
Mult.: 1

Varistors 14V 5mm Epoxy UltraMOV

V05E14P
Littelfuse
1: $0.71
4,357In Stock

Mfr. Part #
V05E14P

Mouser Part #
576-V05E14P

Littelfuse

Varistors 14V 5mm Epoxy UltraMOV

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Datasheet

4,357In Stock

$0.71

$0.42

$0.291

$0.27

View

Min.: 1
Mult.: 1

Varistors 95V 5mm Epoxy UltraMOV

V05E95P
Littelfuse
1: $0.69
4,400In Stock

Mfr. Part #
V05E95P

Mouser Part #
576-V05E95P

Littelfuse

Varistors 95V 5mm Epoxy UltraMOV

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Datasheet

4,400In Stock

$0.69

$0.412

$0.273

$0.253

View

Min.: 1
Mult.: 1

Varistors 30V 14mm Phenolic UltraMOV

V14P30P
Littelfuse
1: $0.88
120In Stock

Mfr. Part #
V14P30P

Mouser Part #
576-V14P30P

Littelfuse

Varistors 30V 14mm Phenolic UltraMOV

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Datasheet

120In Stock

$0.88

$0.624

$0.562

$0.493

View

Min.: 1
Mult.: 1

Varistors 17V 20mm Phenolic UltraMOV

V20P17P
Littelfuse
1: $1.71
784In Stock

Mfr. Part #
V20P17P

Mouser Part #
576-V20P17P

Littelfuse

Varistors 17V 20mm Phenolic UltraMOV

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Datasheet

784In Stock

$1.71

$1.06

$0.97

$0.797

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 170 VDC TELECOM FUSE

0TLS040.TXV
Littelfuse
1: $42.73
10In Stock

Mfr. Part #
0TLS040.TXV

Mouser Part #
576-0TLS040.TXV

Littelfuse

Industrial & Electrical Fuses 170 VDC TELECOM FUSE

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Datasheet

10In Stock

$42.73

$35.45

$34.32

$29.27

View

Min.: 1
Mult.: 1

Varistors VARISTOR RA SERIES LEAD FREE

V82RA16X2749
Littelfuse
1: $7.57
98In Stock

Mfr. Part #
V82RA16X2749

Mouser Part #
576-V82RA16X2749

Littelfuse

Varistors VARISTOR RA SERIES LEAD FREE

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Datasheet

98In Stock

$7.57

$6.26

$5.97

$5.18

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15A 170VDC

0TLS015.T
Littelfuse
1: $32.79
22In Stock

Mfr. Part #
0TLS015.T

Mouser Part #
576-0TLS015.T

Littelfuse

Industrial & Electrical Fuses 15A 170VDC

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Datasheet

22In Stock

$32.79

$27.21

$25.44

$21.98

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 170 VDC TELECOM FUSE

0TLS020.TXV
Littelfuse
1: $48.25
60In Stock

Mfr. Part #
0TLS020.TXV

Mouser Part #
576-0TLS020.TXV

Littelfuse

Industrial & Electrical Fuses 170 VDC TELECOM FUSE

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Datasheet

60In Stock

$48.25

$32.69

$27.08

$26.65

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 60A 170VDC

0TLS060.T
Littelfuse
1: $29.52
15In Stock

Mfr. Part #
0TLS060.T

Mouser Part #
576-0TLS060.T

Littelfuse

Industrial & Electrical Fuses 60A 170VDC

Learn More

Datasheet

15In Stock

$29.52

$28.05

$26.94

$23.93

View

Min.: 1
Mult.: 1

Communications Infrastructure Solutions

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Communications Infrastructure Solutions

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