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General Port Protection Solutions

Littelfuse General Port Protection provides a wide array of solutions for power and communication ports. Ports need protection from common electrical hazards such as lightning surges, induced power surges, power cross, electrical fast transient, electrostatic discharge, and short-circuits due to aging wires or installation errors. Littelfuse General Port Protection products are ideal for automotive, building automation, consumer electronics, and industrial applications.

All Results (982)

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Part #

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

SP4024-01FTG
Littelfuse
1: $0.811
403,048In Stock

Mfr. Part No.
SP4024-01FTG

Mouser Part No
576-SP4024-01FTG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

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Datasheet

403,048In Stock

Cut Tape

$0.811

$0.504

$0.321

$0.245

$0.22

Reel

$0.192

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE RADIAL LEADS GDT

GTCR36-900M-R10
Littelfuse
1: $2.70
1,304In Stock

Mfr. Part No.
GTCR36-900M-R10

Mouser Part No
650-GTCR36-900M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE RADIAL LEADS GDT

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Datasheet

1,304In Stock

$2.70

$2.17

$2.14

$2.07

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 12A 5X20

0477012.MXP
Littelfuse
1: $3.26
935In Stock
2,000Expected 2026/11/25

Mfr. Part No.
0477012.MXP

Mouser Part No
576-0477012.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 12A 5X20

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Datasheet

935In Stock

2,000Expected 2026/11/25

$3.26

$2.71

$2.50

$2.08

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 230V 2POLE CHIP TYPE SMT

GTCC23-231M-R01-2
Littelfuse
1: $1.35
3,777In Stock

Mfr. Part No.
GTCC23-231M-R01-2

Mouser Part No
650-GTCC23-231MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 230V 2POLE CHIP TYPE SMT

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Datasheet

3,777In Stock

Cut Tape

$1.35

$1.04

$0.855

$0.778

$0.676

Reel

$0.618

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT

GTCS35-900M-R05
Littelfuse
1: $1.97
3,140In Stock

Mfr. Part No.
GTCS35-900M-R05

Mouser Part No
650-GTCS35-900M-R05

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT

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Datasheet

3,140In Stock

$1.97

$1.52

$1.26

$1.10

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM

CG590L
Littelfuse
1: $2.90
3,469In Stock

Mfr. Part No.
CG590L

Mouser Part No
576-CG590L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM

Datasheet

3,469In Stock

Cut Tape

$2.90

$2.22

$1.84

$1.70

Reel

$1.42

Min.: 1
Mult.: 1

: 1,000

Thyristor Surge Protection Devices - TSPD 50A 170V

P1800SALRP
Littelfuse
1: $1.58
4,100In Stock

Mfr. Part No.
P1800SALRP

Mouser Part No
576-P1800SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 170V

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Datasheet

4,100In Stock

Cut Tape

$1.58

$0.992

$0.501

$0.435

Reel

$0.435

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Thyristor Surge Protection Devices - TSPD 100A 275V

P3100SBLRP
Littelfuse
1: $1.76
14,081In Stock

Mfr. Part No.
P3100SBLRP

Mouser Part No
576-P3100SBLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 100A 275V

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Datasheet

14,081In Stock

Cut Tape

$1.76

$0.912

$0.64

$0.537

$0.498

Reel

$0.473

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2100V 2POLE AXIAL LEAD HV GDT

GTCA28-212M-R03
Littelfuse
1: $3.57
1,456In Stock

Mfr. Part No.
GTCA28-212M-R03

Mouser Part No
650-GTCA28-212M-R03

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2100V 2POLE AXIAL LEAD HV GDT

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Datasheet

1,456In Stock

$3.57

$2.74

$2.27

$2.09

$2.01

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 90V 3POLE AXIAL LEADS GDT

GTCA38-900M-R10
Littelfuse
1: $2.55
1,134In Stock

Mfr. Part No.
GTCA38-900M-R10

Mouser Part No
650-GTCA38-900M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 90V 3POLE AXIAL LEADS GDT

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Datasheet

1,134In Stock

$2.55

$1.97

$1.62

$1.49

$1.38

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE

V07E25PL2T
Littelfuse
1: $0.29
9,580In Stock

Mfr. Part No.
V07E25PL2T

Mouser Part No
576-V07E25PL2T

Littelfuse

Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE

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Datasheet

9,580In Stock

Cut Tape

$0.29

$0.198

$0.193

Reel

$0.193

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT

GTCS35-900M-R05-2
Littelfuse
1: $1.65
5,835In Stock

Mfr. Part No.
GTCS35-900M-R05-2

Mouser Part No
650-GTCS35-900MR05-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT

Learn More

Datasheet

5,835In Stock

Cut Tape

$1.65

$1.27

$1.05

$1.02

Reel

$0.89

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1000V 2POLE AXIAL LEAD HV GDT

GTCA28-102M-R03
Littelfuse
1: $4.29
760In Stock

Mfr. Part No.
GTCA28-102M-R03

Mouser Part No
650-GTCA28-102M-R03

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1000V 2POLE AXIAL LEAD HV GDT

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Datasheet

760In Stock

$4.29

$3.13

$2.56

$2.31

$2.01

Min.: 1
Mult.: 1

Board Mount Temperature Sensors 100degC 12ohm

SETP0805-100-SE-2
Littelfuse
1: $0.49
6,654In Stock

Mfr. Part No.
SETP0805-100-SE-2

Mouser Part No
650-SETP0805-100-SE

Littelfuse

Board Mount Temperature Sensors 100degC 12ohm

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Datasheet

6,654In Stock

Cut Tape

$0.49

$0.424

$0.391

$0.356

View

Reel

$0.25

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Cartridge Fuses 250V .15A Slo-Blo 3AG

0313.150MXP
Littelfuse
1: $3.33
1,083In Stock

Mfr. Part No.
0313.150MXP

Mouser Part No
576-0313.150MXP

Littelfuse

Cartridge Fuses 250V .15A Slo-Blo 3AG

Learn More

Datasheet

1,083In Stock

$3.33

$2.77

$2.55

$2.12

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V .4A Slo-Blo 3AG

0313.400MXP
Littelfuse
1: $2.02
1,777In Stock

Mfr. Part No.
0313.400MXP

Mouser Part No
576-0313.400MXP

Littelfuse

Cartridge Fuses 250V .4A Slo-Blo 3AG

Learn More

Datasheet

1,777In Stock

$2.02

$1.67

$1.55

$1.29

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

GTCR38-601M-R20
Littelfuse
1: $4.90
951In Stock

Mfr. Part No.
GTCR38-601M-R20

Mouser Part No
650-GTCR38-601M-R20

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

Learn More

Datasheet

951In Stock

$4.90

$3.76

$3.11

$2.86

$2.84

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V2POLE SMT GDT

GTCS25-900M-R02
Littelfuse
1: $2.61
3,661In Stock

Mfr. Part No.
GTCS25-900M-R02

Mouser Part No
650-GTCS25-900M-R02

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V2POLE SMT GDT

Learn More

Datasheet

3,661In Stock

$2.61

$2.00

$1.42

Min.: 1
Mult.: 1

Cartridge Fuses 250V 4A Slo-Blo

0313004.HXP
Littelfuse
1: $1.84
4,179In Stock

Mfr. Part No.
0313004.HXP

Mouser Part No
576-0313004.HXP

Littelfuse

Cartridge Fuses 250V 4A Slo-Blo

Learn More

Datasheet

4,179In Stock

$1.84

$1.55

$1.43

$1.19

View

Min.: 1
Mult.: 1

Thyristor Surge Protection Devices - TSPD MicroCapacitance SA SIDACtor

P0220SALRP
Littelfuse
1: $1.65
9,690In Stock

Mfr. Part No.
P0220SALRP

Mouser Part No
576-P0220SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD MicroCapacitance SA SIDACtor

Learn More

Datasheet

9,690In Stock

Cut Tape

$1.65

$1.05

$0.695

$0.547

$0.498

Reel

$0.434

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Thyristor Surge Protection Devices - TSPD 50A 90V

P1100SALRP
Littelfuse
1: $1.65
4,643In Stock

Mfr. Part No.
P1100SALRP

Mouser Part No
576-P1100SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 90V

Learn More

Datasheet

4,643In Stock

Cut Tape

$1.65

$1.05

$0.691

$0.544

$0.461

Reel

$0.435

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term

SG420
Littelfuse
1: $1.09
2,545In Stock

Mfr. Part No.
SG420

Mouser Part No
576-SG420

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term

Learn More

Datasheet

2,545In Stock

Cut Tape

$1.09

$0.841

$0.711

$0.664

$0.651

Reel

$0.651

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Varistors 5.5 VDC .05J 39V-CL 210PF P

V5.5MLA0402LNR
Littelfuse
1: $0.361
11,288In Stock

Mfr. Part No.
V5.5MLA0402LNR

Mouser Part No
576-V5.5MLA0402LNR

Littelfuse

Varistors 5.5 VDC .05J 39V-CL 210PF P

Learn More

Datasheet

11,288In Stock

Cut Tape

$0.361

$0.217

$0.19

$0.176

View

Reel

$0.136

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 75V 2POLE SMT GDT

GTCS28-750M-R05-2
Littelfuse
1: $1.91
1,773In Stock

Mfr. Part No.
GTCS28-750M-R05-2

Mouser Part No
650-GTCS28-750MR05-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 75V 2POLE SMT GDT

Learn More

Datasheet

1,773In Stock

Cut Tape

$1.91

$1.88

$1.83

Reel

$1.45

$1.31

$1.24

MouseReel Available

Min.: 1
Mult.: 1

: 500

Thyristor Surge Protection Devices - TSPD 50A 75V

P0900SALRP
Littelfuse
1: $1.74
3,712In Stock

Mfr. Part No.
P0900SALRP

Mouser Part No
576-P0900SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 75V

Learn More

Datasheet

3,712In Stock

Cut Tape

$1.74

$1.10

$0.719

$0.57

$0.507

Reel

$0.44

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

General Port Protection Solutions

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