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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: Rp31.555
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

Rp31.555

Rp19.997

Rp13.484

Rp10.751

Reel

Rp7.687

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Varistors 20V 10mm Epoxy UltraMOV

V10E20P
Littelfuse
1: Rp6.054
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

Rp6.054

Rp4.733

Rp4.476

Rp4.165

View

Min.: 1
Mult.: 1

Varistors 75V 20mm Epoxy UltraMOV

V20E75P
Littelfuse
1: Rp10.457
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

Rp10.457

Rp7.430

Rp6.678

Rp5.834

View

Min.: 1
Mult.: 1

Varistors 50V 20mm Phenolic UltraMOV

V20P50P
Littelfuse
1: Rp11.558
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

Rp11.558

Rp8.164

Rp7.338

Rp6.421

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 2.25A Slo-Blo

03132.25HXP
Littelfuse
1: Rp19.263
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

Rp19.263

Rp17.264

Rp16.511

Rp14.952

View

Min.: 1
Mult.: 1

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

SMCJ43CA
Littelfuse
1: Rp5.504
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

Rp5.504

Rp4.715

Rp3.999

Rp3.577

Reel

Rp3.321

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 1.3pF 12A UNIDIRECTIONAL

SP4023-01FTG
Littelfuse
1: Rp8.623
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

Rp8.623

Rp5.834

Rp4.220

Rp3.541

Reel

Rp2.880

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: Rp49.351
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

Rp49.351

Rp40.912

Rp37.793

Rp31.372

View

Min.: 1
Mult.: 1

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

GTCR36-231M-R10
Littelfuse
1: Rp55.772
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

Rp55.772

Rp46.232

Rp42.746

Rp35.408

View

Min.: 1
Mult.: 1

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

GTCS23-750M-R01-2
Littelfuse
1: Rp20.731
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

Rp20.731

Rp17.465

Rp15.814

Rp13.283

View

Reel

Rp8.164

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.000

ESD Protection Diodes / TVS Diodes ESD 24V BI

AQ24CANA-02HTG
Littelfuse
1: Rp5.137
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

Rp5.137

Rp4.165

Rp3.577

Rp3.431

Reel

Rp3.302

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: Rp11.741
118.997In Stock
106.400Expected 22/06/2026

Mfr. Part No.
SM712-02HTG

Mouser Part No
576-SM712-02HTG

Littelfuse

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

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Datasheet

118.997In Stock

106.400Expected 22/06/2026

Cut Tape

Rp11.741

Rp10.622

Rp8.237

Rp7.100

Rp6.494

Reel

Rp5.504

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

SP4024-01FTG
Littelfuse
1: Rp6.788
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

Rp6.788

Rp4.623

Rp4.458

Rp3.963

Reel

Rp3.100

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

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

SPHV24-01ETG-C
Littelfuse
1: Rp3.669
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

Rp3.669

Rp2.568

Rp1.816

Rp1.780

Reel

Rp1.651

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: Rp49.351
1.710In Stock

Mfr. Part No.
CG675SM

Mouser Part No
576-CG675SM

Littelfuse

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

Learn More

Datasheet

1.710In Stock

Cut Tape

Rp49.351

Rp41.095

Rp37.793

Rp31.372

View

Reel

Rp21.648

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.000

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

CG75L
Littelfuse
1: Rp54.121
1.001In Stock
1.050Expected 17/04/2026

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 17/04/2026

Rp54.121

Rp42.379

Rp39.260

Rp36.325

View

Min.: 1
Mult.: 1

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

CG75MSTR
Littelfuse
1: Rp59.074
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

Rp59.074

Rp54.488

Rp50.452

Rp41.279

View

Reel

Rp29.537

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

CG90LTR
Littelfuse
1: Rp67.330
1.499In Stock
1.000Expected 27/03/2026

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 27/03/2026

Cut Tape

Rp67.330

Rp53.203

Rp50.635

Rp42.746

View

Reel

Rp29.537

Min.: 1
Mult.: 1

Reel: 500

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

CG90MS
Littelfuse
1: Rp59.258
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

Rp59.258

Rp54.671

Rp50.452

Rp41.462

View

Reel

Rp29.537

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

LC03-3.3BTG
Littelfuse
1: Rp30.087
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

Rp30.087

Rp25.501

Rp22.749

Rp22.015

Reel

Rp18.713

Rp18.529

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: Rp27.336
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

Rp27.336

Rp22.749

Rp21.098

Rp17.337

View

Reel

Rp11.943

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: Rp28.069
3.009In Stock
4.000Expected 21/05/2026

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 21/05/2026

Cut Tape

Rp28.069

Rp23.299

Rp21.648

Rp17.796

View

Reel

Rp11.943

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: Rp29.537
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

Rp29.537

Rp24.584

Rp22.566

Rp18.713

View

Reel

Rp11.943

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: Rp22.933
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

Rp22.933

Rp19.630

Rp18.236

Rp15.484

View

Reel

Rp11.943

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: Rp25.134
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

Rp25.134

Rp21.832

Rp20.364

Rp18.236

View

Reel

Rp11.943

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.000

General Port Protection Solutions

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