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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 5A Slo-Blo

0313005.HXP
Littelfuse
1: $1.72
2,295In Stock
1,300Expected 27/04/2026

Mfr. Part No.
0313005.HXP

Mouser Part No
576-0313005.HXP

Littelfuse

Cartridge Fuses 250V 5A Slo-Blo

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Datasheet

2,295In Stock

1,300Expected 27/04/2026

$1.72

$1.53

$1.45

$1.17

View

Min.: 1
Mult.: 1

Cartridge Fuses 32V 15A Slo-Blo

0313015.HXP
Littelfuse
1: $1.54
1,954In Stock

Mfr. Part No.
0313015.HXP

Mouser Part No
576-0313015.HXP

Littelfuse

Cartridge Fuses 32V 15A Slo-Blo

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Datasheet

1,954In Stock

$1.54

$1.21

$1.02

$0.854

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.3A Slo-Blo

031306.3MXP
Littelfuse
1: $1.48
2,765In Stock

Mfr. Part No.
031306.3MXP

Mouser Part No
576-031306.3MXP

Littelfuse

Cartridge Fuses 250V 6.3A Slo-Blo

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Datasheet

2,765In Stock

$1.48

$1.23

$1.14

$0.943

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.25A Slo-Blo

03136.25MXP
Littelfuse
1: $1.48
6,351In Stock

Mfr. Part No.
03136.25MXP

Mouser Part No
576-03136.25MXP

Littelfuse

Cartridge Fuses 250V 6.25A Slo-Blo

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Datasheet

6,351In Stock

$1.48

$1.23

$1.14

$0.943

View

Min.: 1
Mult.: 1

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

0435.250KRHFS
Littelfuse
1: $1.45
14,809In Stock

Mfr. Part No.
0435.250KRHFS

Mouser Part No
576-0435.250KRHFS

Littelfuse

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

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Datasheet

14,809In Stock

Cut Tape

$1.45

$1.22

$1.13

$0.924

View

Reel

$0.622

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

0435.250KRS
Littelfuse
1: $1.38
13,517In Stock

Mfr. Part No.
0435.250KRS

Mouser Part No
576-0435.250KRS

Littelfuse

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

Learn More

Datasheet

13,517In Stock

Cut Tape

$1.38

$1.14

$1.01

$0.881

View

Reel

$0.564

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2

0461.500ER
Littelfuse
1: $1.92
4,494In Stock
7,734Expected 29/05/2026

Mfr. Part No.
0461.500ER

Mouser Part No
576-0461.500ER

Littelfuse

Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2

Learn More

Datasheet

4,494In Stock

7,734Expected 29/05/2026

Cut Tape

$1.92

$1.67

$1.57

$1.31

View

Reel

$0.819

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2

0461002.ER
Littelfuse
1: $1.36
7,257In Stock
5,000Expected 28/05/2026

Mfr. Part No.
0461002.ER

Mouser Part No
576-0461002.ER

Littelfuse

Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2

Learn More

Datasheet

7,257In Stock

5,000Expected 28/05/2026

Cut Tape

$1.36

$1.21

$1.14

$0.943

View

Reel

$0.561

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2

04611.25ER
Littelfuse
1: $1.36
18,552In Stock

Mfr. Part No.
04611.25ER

Mouser Part No
576-04611.25ER

Littelfuse

Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2

Learn More

Datasheet

18,552In Stock

Cut Tape

$1.36

$1.21

$1.14

$0.943

View

Reel

$0.561

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Cartridge Fuses 500Vac 400Vdc TL 5X20 500mA

0477.500MXP
Littelfuse
1: $1.80
11,156In Stock

Mfr. Part No.
0477.500MXP

Mouser Part No
576-0477.500MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 500mA

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Datasheet

11,156In Stock

$1.80

$1.58

$1.41

$1.19

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 1A 5X20

0477001.MXP
Littelfuse
1: $2.18
6,143In Stock
9,496On Order

Mfr. Part No.
0477001.MXP

Mouser Part No
576-0477001.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 1A 5X20

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Datasheet

6,143In Stock

9,496On Order

$2.18

$1.98

$1.89

$1.52

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 2A 5X20

0477002.MXP
Littelfuse
1: $1.71
9,481In Stock

Mfr. Part No.
0477002.MXP

Mouser Part No
576-0477002.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 2A 5X20

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Datasheet

9,481In Stock

$1.71

$1.51

$1.25

$1.16

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 4A 5X20

0477004.MXP
Littelfuse
1: $1.79
3,854In Stock
4,000Expected 04/05/2026

Mfr. Part No.
0477004.MXP

Mouser Part No
576-0477004.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 4A 5X20

Learn More

Datasheet

3,854In Stock

4,000Expected 04/05/2026

$1.79

$1.55

$1.36

$1.21

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5A 5X20

0477005.MXP
Littelfuse
1: $2.40
8,864In Stock

Mfr. Part No.
0477005.MXP

Mouser Part No
576-0477005.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5A 5X20

Learn More

Datasheet

8,864In Stock

$2.40

$2.22

$2.11

$1.70

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 10A 5X20

0477010.MXP
Littelfuse
1: $2.04
5,266In Stock

Mfr. Part No.
0477010.MXP

Mouser Part No
576-0477010.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 10A 5X20

Learn More

Datasheet

5,266In Stock

$2.04

$1.89

$1.71

$1.45

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 12A 5X20

0477012.MXP
Littelfuse
1: $2.75
1,573In Stock

Mfr. Part No.
0477012.MXP

Mouser Part No
576-0477012.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 12A 5X20

Learn More

Datasheet

1,573In Stock

$2.75

$2.56

$2.44

$1.97

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 16A 5X20

0477016.MXP
Littelfuse
1: $2.94
1,334In Stock

Mfr. Part No.
0477016.MXP

Mouser Part No
576-0477016.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 16A 5X20

Learn More

Datasheet

1,334In Stock

$2.94

$2.68

$2.59

$2.03

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A

047706.3MXP
Littelfuse
1: $2.15
1,662In Stock

Mfr. Part No.
047706.3MXP

Mouser Part No
576-047706.3MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A

Learn More

Datasheet

1,662In Stock

$2.15

$1.96

$1.86

$1.50

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A

04773.15MXP
Littelfuse
1: $1.97
3,460In Stock
4,000Expected 31/03/2026

Mfr. Part No.
04773.15MXP

Mouser Part No
576-04773.15MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A

Learn More

Datasheet

3,460In Stock

4,000Expected 31/03/2026

$1.97

$1.64

$1.51

$1.25

View

Min.: 1
Mult.: 1

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

AXGD10603NR
Littelfuse
1: $0.89
49,902In Stock

Mfr. Part No.
AXGD10603NR

Mouser Part No
576-AXGD10603NR

Littelfuse

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

Learn More

Datasheet

49,902In Stock

Cut Tape

$0.89

$0.556

$0.361

$0.277

Reel

$0.196

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

CG590L
Littelfuse
1: $3.20
3,790In Stock

Mfr. Part No.
CG590L

Mouser Part No
576-CG590L

Littelfuse

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

Datasheet

3,790In Stock

Cut Tape

$3.20

$2.66

$2.45

$2.04

View

Reel

$1.42

Min.: 1
Mult.: 1

Reel: 1,000

Thyristor Surge Protection Devices - TSPD 50A 6V

P0080SALRP
Littelfuse
1: $1.51
7,336In Stock
7,400Expected 07/05/2026

Mfr. Part No.
P0080SALRP

Mouser Part No
576-P0080SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 6V

Learn More

Datasheet

7,336In Stock

7,400Expected 07/05/2026

Cut Tape

$1.51

$0.857

$0.592

$0.481

$0.442

Reel

$0.409

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD MicroCapacitance SA SIDACtor

P0220SALRP
Littelfuse
1: $1.55
10,628In Stock

Mfr. Part No.
P0220SALRP

Mouser Part No
576-P0220SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD MicroCapacitance SA SIDACtor

Learn More

Datasheet

10,628In Stock

Cut Tape

$1.55

$0.98

$0.65

$0.513

Reel

$0.424

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 25V

P0300SALRP
Littelfuse
1: $1.38
4,506In Stock

Mfr. Part No.
P0300SALRP

Mouser Part No
576-P0300SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 25V

Learn More

Datasheet

4,506In Stock

Cut Tape

$1.38

$0.916

$0.637

$0.482

$0.441

Reel

$0.409

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 275V

P3100SALRP
Littelfuse
1: $1.51
8,997In Stock
5,000Expected 28/04/2026

Mfr. Part No.
P3100SALRP

Mouser Part No
576-P3100SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 275V

Learn More

Datasheet

8,997In Stock

5,000Expected 28/04/2026

Cut Tape

$1.51

$0.956

$0.637

$0.50

$0.456

Reel

$0.409

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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