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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.

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Part #

Thyristor Surge Protection Devices - TSPD 500A 75V

P0900SCLRP
Littelfuse
1: $2.39
1,544In Stock

Mfr. Part No.
P0900SCLRP

Mouser Part No
576-P0900SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 75V

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Datasheet

1,544In Stock

Cut Tape

$2.39

$1.52

$1.02

$0.815

Reel

$0.582

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors 20V 10mm Epoxy UltraMOV

V10E20P
Littelfuse
1: $0.459
5,357In Stock

Mfr. Part No.
V10E20P

Mouser Part No
576-V10E20P

Littelfuse

Varistors 20V 10mm Epoxy UltraMOV

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Datasheet

5,357In Stock

$0.459

$0.359

$0.339

$0.316

View

Min.: 1
Mult.: 1

Varistors 75V 20mm Epoxy UltraMOV

V20E75P
Littelfuse
1: $0.792
3,447In Stock

Mfr. Part No.
V20E75P

Mouser Part No
576-V20E75P

Littelfuse

Varistors 75V 20mm Epoxy UltraMOV

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Datasheet

3,447In Stock

$0.792

$0.563

$0.506

$0.442

View

Min.: 1
Mult.: 1

Varistors 50V 20mm Phenolic UltraMOV

V20P50P
Littelfuse
1: $0.876
2,817In Stock

Mfr. Part No.
V20P50P

Mouser Part No
576-V20P50P

Littelfuse

Varistors 50V 20mm Phenolic UltraMOV

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Datasheet

2,817In Stock

$0.876

$0.619

$0.556

$0.487

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 2.25A Slo-Blo

03132.25HXP
Littelfuse
1: $1.46
1,161In Stock

Mfr. Part No.
03132.25HXP

Mouser Part No
576-03132.25HXP

Littelfuse

Cartridge Fuses 250V 2.25A Slo-Blo

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Datasheet

1,161In Stock

$1.46

$1.31

$1.25

$1.13

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 1.5kW 43V 5% Bi-Directional

SMCJ43CA
Littelfuse
1: $0.417
5,526In Stock

Mfr. Part No.
SMCJ43CA

Mouser Part No
576-SMCJ43CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 43V 5% Bi-Directional

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Datasheet

5,526In Stock

Cut Tape

$0.417

$0.357

$0.303

$0.271

Reel

$0.252

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.3pF 12A UNIDIRECTIONAL

SP4023-01FTG
Littelfuse
1: $0.653
8,004In Stock

Mfr. Part No.
SP4023-01FTG

Mouser Part No
576-SP4023-01FTG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.3pF 12A UNIDIRECTIONAL

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Datasheet

8,004In Stock

Cut Tape

$0.653

$0.442

$0.32

$0.268

Reel

$0.218

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 250V 2POLE AXIAL LEADS GDT

GTCA25-251M-R02
Littelfuse
1: $3.74
726In Stock

Mfr. Part No.
GTCA25-251M-R02

Mouser Part No
650-GTCA25-251M-R02

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 250V 2POLE AXIAL LEADS GDT

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Datasheet

726In Stock

$3.74

$3.10

$2.86

$2.38

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE RADIAL LEADS GDT

GTCR36-231M-R10
Littelfuse
1: $4.23
1,042In Stock

Mfr. Part No.
GTCR36-231M-R10

Mouser Part No
650-GTCR36-231M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE RADIAL LEADS GDT

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Datasheet

1,042In Stock

$4.23

$3.50

$3.24

$2.68

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 75V 2POLE SMT GDT

GTCS23-750M-R01-2
Littelfuse
1: $1.57
33,100In Stock

Mfr. Part No.
GTCS23-750M-R01-2

Mouser Part No
650-GTCS23-750M-R012

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 75V 2POLE SMT GDT

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Datasheet

33,100In Stock

Cut Tape

$1.57

$1.32

$1.20

$1.01

View

Reel

$0.619

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

ESD Protection Diodes / TVS Diodes ESD 24V BI

AQ24CANA-02HTG
Littelfuse
1: $0.389
194,080In Stock

Mfr. Part No.
AQ24CANA-02HTG

Mouser Part No
576-AQ24CANA-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes ESD 24V BI

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Datasheet

194,080In Stock

Cut Tape

$0.389

$0.316

$0.271

$0.26

Reel

$0.25

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 2 Channel Green Asymmetrical SOT23-

SM712-02HTG
Littelfuse
1: $0.89
118,967In Stock
106,400Expected 22/6/2026

Mfr. Part No.
SM712-02HTG

Mouser Part No
576-SM712-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 2 Channel Green Asymmetrical SOT23-

Learn More

Datasheet

118,967In Stock

106,400Expected 22/6/2026

Cut Tape

$0.89

$0.805

$0.624

$0.538

$0.492

Reel

$0.417

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

SP4024-01FTG
Littelfuse
1: $0.514
414,567In 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

414,567In Stock

Cut Tape

$0.514

$0.35

$0.338

$0.30

Reel

$0.235

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1CH 24V 200W BI

SPHV24-01ETG-C
Littelfuse
1: $0.278
258,970In Stock

Mfr. Part No.
SPHV24-01ETG-C

Mouser Part No
576-SPHV24-01ETG-C

Littelfuse

ESD Protection Diodes / TVS Diodes 1CH 24V 200W BI

Learn More

Datasheet

258,970In Stock

Cut Tape

$0.278

$0.195

$0.138

$0.135

Reel

$0.125

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF

CG675SM
Littelfuse
1: $3.74
1,460In Stock

Mfr. Part No.
CG675SM

Mouser Part No
576-CG675SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF

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Datasheet

1,460In Stock

Cut Tape

$3.74

$3.11

$2.86

$2.38

View

Reel

$1.64

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 75V NOM

CG75L
Littelfuse
1: $4.10
1,001In Stock
1,050Expected 17/4/2026

Mfr. Part No.
CG75L

Mouser Part No
576-CG75L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 75V NOM

Datasheet

1,001In Stock

1,050Expected 17/4/2026

$4.10

$3.21

$2.97

$2.75

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP CG2 SMT TYPE

CG75MSTR
Littelfuse
1: $4.48
1,143In Stock

Mfr. Part No.
CG75MSTR

Mouser Part No
576-CG75MSTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP CG2 SMT TYPE

Datasheet

1,143In Stock

Cut Tape

$4.48

$4.13

$3.82

$3.13

View

Reel

$2.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

CG90LTR
Littelfuse
1: $5.10
1,499In Stock
1,000Expected 27/3/2026

Mfr. Part No.
CG90LTR

Mouser Part No
576-CG90LTR

Littelfuse

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

Datasheet

1,499In Stock

1,000Expected 27/3/2026

Cut Tape

$5.10

$4.03

$3.84

$3.24

View

Reel

$2.24

Min.: 1
Mult.: 1

Reel: 500

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

CG90MS
Littelfuse
1: $4.49
3,338In Stock

Mfr. Part No.
CG90MS

Mouser Part No
576-CG90MS

Littelfuse

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

Datasheet

3,338In Stock

Cut Tape

$4.49

$4.14

$3.82

$3.14

View

Reel

$2.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact

LC03-3.3BTG
Littelfuse
1: $2.28
2,503In Stock
15,000On Order

Mfr. Part No.
LC03-3.3BTG

Mouser Part No
576-LC03-3.3BTG

Littelfuse

ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact

Learn More

Datasheet

2,503In Stock

15,000On Order

Cut Tape

$2.28

$1.93

$1.72

$1.67

Reel

$1.42

$1.40

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term

SG150
Littelfuse
1: $2.07
2,816In Stock

Mfr. Part No.
SG150

Mouser Part No
576-SG150

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term

Learn More

Datasheet

2,816In Stock

Cut Tape

$2.07

$1.72

$1.60

$1.31

View

Reel

$0.905

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V GDT T/R 2 Term

SG350Q
Littelfuse
1: $2.13
3,009In Stock
4,000Expected 21/5/2026

Mfr. Part No.
SG350Q

Mouser Part No
576-SG350Q

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V GDT T/R 2 Term

Learn More

Datasheet

3,009In Stock

4,000Expected 21/5/2026

Cut Tape

$2.13

$1.77

$1.64

$1.35

View

Reel

$0.905

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 300-500V 2A GDT T/R 2 Term

SG400
Littelfuse
1: $2.24
2,831In Stock

Mfr. Part No.
SG400

Mouser Part No
576-SG400

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 300-500V 2A GDT T/R 2 Term

Learn More

Datasheet

2,831In Stock

Cut Tape

$2.24

$1.86

$1.71

$1.42

View

Reel

$0.905

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

SG420
Littelfuse
1: $1.74
2,600In 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

2,600In Stock

Cut Tape

$1.74

$1.49

$1.38

$1.17

View

Reel

$0.905

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 52-98V 2A GDT T/R 2 Term

SG75
Littelfuse
1: $1.90
9,054In Stock

Mfr. Part No.
SG75

Mouser Part No
576-SG75

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 52-98V 2A GDT T/R 2 Term

Learn More

Datasheet

9,054In Stock

Cut Tape

$1.90

$1.65

$1.54

$1.38

View

Reel

$0.905

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

General Port Protection Solutions

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General Port Protection Solutions

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