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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 #

Cartridge Fuses 250V 1.25A Slo-Blo

03131.25HXP
Littelfuse
1: $1.53
581In Stock

Mfr. Part No.
03131.25HXP

Mouser Part No
576-03131.25HXP

Littelfuse

Cartridge Fuses 250V 1.25A Slo-Blo

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Datasheet

581In Stock

$1.53

$1.36

$1.29

$1.04

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V SB 3AG 1.25AMP

03131.25VXP
Littelfuse
1: $4.66
22In Stock

Mfr. Part No.
03131.25VXP

Mouser Part No
576-03131.25VXP

Littelfuse

Cartridge Fuses 250V SB 3AG 1.25AMP

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Datasheet

22In Stock

$4.66

$4.29

$4.14

$3.22

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 2.25A Slo-Blo

03132.25MXP
Littelfuse
1: $1.46
653In Stock

Mfr. Part No.
03132.25MXP

Mouser Part No
576-03132.25MXP

Littelfuse

Cartridge Fuses 250V 2.25A Slo-Blo

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Datasheet

653In Stock

$1.46

$1.31

$1.22

$1.01

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.25A SB 3AG IND PB-FREE

03136.25HXIDP
Littelfuse
1: $2.04
56In Stock

Mfr. Part No.
03136.25HXIDP

Mouser Part No
576-03136.25HXIDP

Littelfuse

Cartridge Fuses 250V 6.25A SB 3AG IND PB-FREE

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Datasheet

56In Stock

$2.04

$1.83

$1.74

$1.40

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.25A Slo-Blo

03136.25HXP
Littelfuse
1: $1.72
320In Stock
900Expected 18/05/2026

Mfr. Part No.
03136.25HXP

Mouser Part No
576-03136.25HXP

Littelfuse

Cartridge Fuses 250V 6.25A Slo-Blo

Learn More

Datasheet

320In Stock

900Expected 18/05/2026

$1.72

$1.53

$1.45

$1.17

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V SB 3AG 6.25AMP

03136.25VXP
Littelfuse
1: $4.90
10In Stock

Mfr. Part No.
03136.25VXP

Mouser Part No
576-03136.25VXP

Littelfuse

Cartridge Fuses 250V SB 3AG 6.25AMP

Learn More

Datasheet

10In Stock

$4.90

$4.53

$4.37

$3.40

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5X20 800mA

0477.800MXP
Littelfuse
1: $1.99
1,077In Stock

Mfr. Part No.
0477.800MXP

Mouser Part No
576-0477.800MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 800mA

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Datasheet

1,077In Stock

$1.99

$1.66

$1.53

$1.27

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF AEC-Q200 QUAL

AXGD10603MR
Littelfuse
1: $0.32
6,695In Stock

Mfr. Part No.
AXGD10603MR

Mouser Part No
576-AXGD10603MR

Littelfuse

ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF AEC-Q200 QUAL

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Datasheet

6,695In Stock

Cut Tape

$0.32

$0.265

$0.247

Reel

$0.229

$0.189

$0.171

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP BIPOLAR SURGE ARRESTOR MS

CG5230MS
Littelfuse
1: $2.88
371In Stock

Mfr. Part No.
CG5230MS

Mouser Part No
576-CG5230MS

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP BIPOLAR SURGE ARRESTOR MS

Datasheet

371In Stock

Cut Tape

$2.88

$2.39

$2.21

$1.83

View

Reel

$1.42

MouseReel Available

Min.: 1
Mult.: 1

Reel: 900

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V NOM

CG5350L
Littelfuse
1: $3.04
599In Stock
1,000Expected 26/06/2026

Mfr. Part No.
CG5350L

Mouser Part No
576-CG5350L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V NOM

Datasheet

599In Stock

1,000Expected 26/06/2026

Cut Tape

$3.04

$2.66

$2.45

$2.04

View

Reel

$1.42

Min.: 1
Mult.: 1

Reel: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD

CG590LTR
Littelfuse
1: $2.89
138In Stock
2,000Expected 18/06/2026

Mfr. Part No.
CG590LTR

Mouser Part No
576-CG590LTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD

Datasheet

138In Stock

2,000Expected 18/06/2026

Cut Tape

$2.89

$2.48

$2.29

$1.90

View

Reel

$1.32

Min.: 1
Mult.: 1

Reel: 1,000

Thyristor Surge Protection Devices - TSPD 100A 6V

P0080SBLRP
Littelfuse
1: $1.61
2,455In Stock

Mfr. Part No.
P0080SBLRP

Mouser Part No
576-P0080SBLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 100A 6V

Learn More

Datasheet

2,455In Stock

Cut Tape

$1.61

$0.898

$0.623

$0.516

$0.467

Reel

$0.444

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 6V

P0080SCLRP
Littelfuse
1: $1.74
1,199In Stock
5,000Expected 21/05/2026

Mfr. Part No.
P0080SCLRP

Mouser Part No
576-P0080SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 6V

Learn More

Datasheet

1,199In Stock

5,000Expected 21/05/2026

Cut Tape

$1.74

$1.11

$0.736

$0.603

Reel

$0.496

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 100A 25V

P0300SBLRP
Littelfuse
1: $1.45
3,057In Stock

Mfr. Part No.
P0300SBLRP

Mouser Part No
576-P0300SBLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 100A 25V

Learn More

Datasheet

3,057In Stock

Cut Tape

$1.45

$0.942

$0.646

$0.52

$0.488

Reel

$0.444

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 25V

P0300SCLRP
Littelfuse
1: $1.52
2,909In Stock
5,000Expected 01/06/2026

Mfr. Part No.
P0300SCLRP

Mouser Part No
576-P0300SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 25V

Learn More

Datasheet

2,909In Stock

5,000Expected 01/06/2026

Cut Tape

$1.52

$0.981

$0.686

$0.569

Reel

$0.563

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 58V

P0640SALRP
Littelfuse
1: $1.39
1,940In Stock

Mfr. Part No.
P0640SALRP

Mouser Part No
576-P0640SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 58V

Learn More

Datasheet

1,940In Stock

Cut Tape

$1.39

$0.901

$0.616

$0.491

$0.481

Reel

$0.409

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 58V

P0640SBLRP
Littelfuse
1: $1.61
1,241In Stock

Mfr. Part No.
P0640SBLRP

Mouser Part No
576-P0640SBLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 58V

Learn More

Datasheet

1,241In Stock

Cut Tape

$1.61

$1.02

$0.68

$0.535

$0.488

Reel

$0.444

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 58V

P0640SCLRP
Littelfuse
1: $1.70
943In Stock
5,000Expected 01/04/2026

Mfr. Part No.
P0640SCLRP

Mouser Part No
576-P0640SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 58V

Learn More

Datasheet

943In Stock

5,000Expected 01/04/2026

Cut Tape

$1.70

$1.08

$0.722

$0.569

Reel

$0.563

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 65V

P0720SALRP
Littelfuse
1: $1.51
2,590In Stock

Mfr. Part No.
P0720SALRP

Mouser Part No
576-P0720SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 65V

Learn More

Datasheet

2,590In Stock

Cut Tape

$1.51

$0.956

$0.637

$0.50

$0.456

Reel

$0.409

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 65V

P0720SCLRP
Littelfuse
1: $1.74
2,824In Stock

Mfr. Part No.
P0720SCLRP

Mouser Part No
576-P0720SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 65V

Learn More

Datasheet

2,824In Stock

Cut Tape

$1.74

$1.11

$0.735

$0.603

Reel

$0.484

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 90V

P1100SCLRP
Littelfuse
1: $1.54
1,250In Stock
2,500Expected 21/05/2026

Mfr. Part No.
P1100SCLRP

Mouser Part No
576-P1100SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 90V

Learn More

Datasheet

1,250In Stock

2,500Expected 21/05/2026

Cut Tape

$1.54

$1.08

$0.722

$0.569

$0.52

Reel

$0.479

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 140V

P1500SALRP
Littelfuse
1: $1.51
1,983In Stock

Mfr. Part No.
P1500SALRP

Mouser Part No
576-P1500SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 140V

Learn More

Datasheet

1,983In Stock

Cut Tape

$1.51

$0.956

$0.637

$0.50

$0.456

Reel

$0.409

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 100A 140V

P1500SBLRP
Littelfuse
1: $1.61
481In Stock

Mfr. Part No.
P1500SBLRP

Mouser Part No
576-P1500SBLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 100A 140V

Learn More

Datasheet

481In Stock

Cut Tape

$1.61

$1.03

$0.681

$0.55

Reel

$0.449

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 140V

P1500SCLRP
Littelfuse
1: $1.70
2,582In Stock

Mfr. Part No.
P1500SCLRP

Mouser Part No
576-P1500SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 140V

Learn More

Datasheet

2,582In Stock

Cut Tape

$1.70

$1.08

$0.736

$0.603

Reel

$0.484

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 170V

P1800SCLRP
Littelfuse
1: $1.68
1,084In Stock

Mfr. Part No.
P1800SCLRP

Mouser Part No
576-P1800SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 170V

Learn More

Datasheet

1,084In Stock

Cut Tape

$1.68

$1.04

$0.722

$0.569

$0.563

Reel

$0.479

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

General Port Protection Solutions

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General Port Protection Solutions

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