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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 #

Cartridge Fuses 250V 4A Slo-Blo

0313004.MXP
Littelfuse
1: CHF 1.44
6’448In Stock

Mfr. Part No.
0313004.MXP

Mouser Part No
576-0313004.MXP

Littelfuse

Cartridge Fuses 250V 4A Slo-Blo

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Datasheet

6’448In Stock

CHF 1.44

CHF 1.20

CHF 1.11

CHF 0.917

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 5A Slo-Blo

0313005.HXP
Littelfuse
1: CHF 1.49
4’704In Stock

Mfr. Part No.
0313005.HXP

Mouser Part No
576-0313005.HXP

Littelfuse

Cartridge Fuses 250V 5A Slo-Blo

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Datasheet

4’704In Stock

CHF 1.49

CHF 1.10

CHF 1.07

CHF 0.894

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Min.: 1
Mult.: 1

Cartridge Fuses 250V 5A Slo-Blo

0313005.MXP
Littelfuse
1: CHF 1.40
1’820In Stock
2’000Expected 9/14/2026

Mfr. Part No.
0313005.MXP

Mouser Part No
576-0313005.MXP

Littelfuse

Cartridge Fuses 250V 5A Slo-Blo

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Datasheet

1’820In Stock

2’000Expected 9/14/2026

CHF 1.40

CHF 1.20

CHF 1.11

CHF 0.917

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 8A Slo-Blo

0313008.MXP
Littelfuse
1: CHF 1.44
1’948In Stock

Mfr. Part No.
0313008.MXP

Mouser Part No
576-0313008.MXP

Littelfuse

Cartridge Fuses 250V 8A Slo-Blo

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Datasheet

1’948In Stock

CHF 1.44

CHF 1.20

CHF 1.11

CHF 0.917

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 1.5A Slo-Blo

031301.5MXP
Littelfuse
1: CHF 1.27
2’999In Stock

Mfr. Part No.
031301.5MXP

Mouser Part No
576-031301.5MXP

Littelfuse

Cartridge Fuses 250V 1.5A Slo-Blo

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Datasheet

2’999In Stock

CHF 1.27

CHF 1.06

CHF 0.973

CHF 0.813

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Min.: 1
Mult.: 1

Cartridge Fuses 250V SB 3AG PB-FREE 10A

0313010.MX250P
Littelfuse
1: CHF 1.24
3’259In Stock
3’000Expected 9/14/2026

Mfr. Part No.
0313010.MX250P

Mouser Part No
576-0313010.MX250P

Littelfuse

Cartridge Fuses 250V SB 3AG PB-FREE 10A

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Datasheet

3’259In Stock

3’000Expected 9/14/2026

CHF 1.24

CHF 1.03

CHF 0.91

CHF 0.787

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Min.: 1
Mult.: 1

Cartridge Fuses 250V 2.5A Slo-Blo

031302.5HXP
Littelfuse
1: CHF 1.33
2’173In Stock

Mfr. Part No.
031302.5HXP

Mouser Part No
576-031302.5HXP

Littelfuse

Cartridge Fuses 250V 2.5A Slo-Blo

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Datasheet

2’173In Stock

CHF 1.33

CHF 1.10

CHF 1.02

CHF 0.755

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Min.: 1
Mult.: 1

Cartridge Fuses 250V 3.2A Slo-Blo

031303.2MXP
Littelfuse
1: CHF 1.27
2’360In Stock

Mfr. Part No.
031303.2MXP

Mouser Part No
576-031303.2MXP

Littelfuse

Cartridge Fuses 250V 3.2A Slo-Blo

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Datasheet

2’360In Stock

CHF 1.27

CHF 1.06

CHF 0.973

CHF 0.813

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.3A Slo-Blo

031306.3MXP
Littelfuse
1: CHF 1.44
2’570In Stock
2’000Expected 9/7/2026

Mfr. Part No.
031306.3MXP

Mouser Part No
576-031306.3MXP

Littelfuse

Cartridge Fuses 250V 6.3A Slo-Blo

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Datasheet

2’570In Stock

2’000Expected 9/7/2026

CHF 1.44

CHF 1.20

CHF 1.11

CHF 0.917

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 1.25A Slo-Blo

03131.25MXP
Littelfuse
1: CHF 1.24
2’597In Stock

Mfr. Part No.
03131.25MXP

Mouser Part No
576-03131.25MXP

Littelfuse

Cartridge Fuses 250V 1.25A Slo-Blo

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Datasheet

2’597In Stock

CHF 1.24

CHF 1.08

CHF 1.00

CHF 0.829

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.25A Slo-Blo

03136.25MXP
Littelfuse
1: CHF 1.44
5’143In Stock
5’000Expected 9/22/2026

Mfr. Part No.
03136.25MXP

Mouser Part No
576-03136.25MXP

Littelfuse

Cartridge Fuses 250V 6.25A Slo-Blo

Learn More

Datasheet

5’143In Stock

5’000Expected 9/22/2026

CHF 1.44

CHF 1.20

CHF 1.11

CHF 0.917

View

Min.: 1
Mult.: 1

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

0435.250KRS
Littelfuse
1: CHF 1.29
10’827In Stock
10’000Expected 8/27/2026

Mfr. Part No.
0435.250KRS

Mouser Part No
576-0435.250KRS

Littelfuse

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

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Datasheet

10’827In Stock

10’000Expected 8/27/2026

Cut Tape

CHF 1.29

CHF 1.17

CHF 1.12

CHF 0.901

View

Reel

CHF 0.566

MouseReel Available

Min.: 1
Mult.: 1

: 10’000

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

0461.500ER
Littelfuse
1: CHF 1.96
5’609In Stock
5’000Expected 11/3/2026

Mfr. Part No.
0461.500ER

Mouser Part No
576-0461.500ER

Littelfuse

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

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Datasheet

5’609In Stock

5’000Expected 11/3/2026

Cut Tape

CHF 1.96

CHF 1.77

CHF 1.56

CHF 1.32

View

Reel

CHF 0.828

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

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

04611.25ER
Littelfuse
1: CHF 1.58
17’838In Stock
52’500On Order

Mfr. Part No.
04611.25ER

Mouser Part No
576-04611.25ER

Littelfuse

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

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Datasheet

17’838In Stock

52’500On Order

Cut Tape

CHF 1.58

CHF 1.41

CHF 1.19

CHF 1.03

View

Reel

CHF 0.572

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

Cartridge Fuses 500Vac 400Vdc TL 5X20 500mA

0477.500MXP
Littelfuse
1: CHF 1.82
6’765In Stock
5’000Expected 9/22/2026

Mfr. Part No.
0477.500MXP

Mouser Part No
576-0477.500MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 500mA

Learn More

Datasheet

6’765In Stock

5’000Expected 9/22/2026

CHF 1.82

CHF 1.58

CHF 1.47

CHF 1.22

CHF 1.18

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 4A 5X20

0477004.MXP
Littelfuse
1: CHF 1.87
1’299In Stock
12’000Expected 11/2/2026

Mfr. Part No.
0477004.MXP

Mouser Part No
576-0477004.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 4A 5X20

Learn More

Datasheet

1’299In Stock

12’000Expected 11/2/2026

CHF 1.87

CHF 1.58

CHF 1.47

CHF 1.22

CHF 1.18

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 10A 5X20

0477010.MXP
Littelfuse
1: CHF 2.17
3’384In Stock
7’550On Order

Mfr. Part No.
0477010.MXP

Mouser Part No
576-0477010.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 10A 5X20

Learn More

Datasheet

3’384In Stock

7’550On Order

CHF 2.17

CHF 1.82

CHF 1.67

CHF 1.39

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A

047706.3MXP
Littelfuse
1: CHF 1.87
1’685In Stock
14’000On Order

Mfr. Part No.
047706.3MXP

Mouser Part No
576-047706.3MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A

Learn More

Datasheet

1’685In Stock

14’000On Order

CHF 1.87

CHF 1.57

CHF 1.45

CHF 1.20

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A

04773.15MXP
Littelfuse
1: CHF 1.87
8’676In Stock
7’000Expected 10/6/2026

Mfr. Part No.
04773.15MXP

Mouser Part No
576-04773.15MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A

Learn More

Datasheet

8’676In Stock

7’000Expected 10/6/2026

CHF 1.87

CHF 1.57

CHF 1.45

CHF 1.20

View

Min.: 1
Mult.: 1

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

AXGD10603MR
Littelfuse
1: CHF 0.612
24’678In Stock

Mfr. Part No.
AXGD10603MR

Mouser Part No
576-AXGD10603MR

Littelfuse

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

Learn More

Datasheet

24’678In Stock

Cut Tape

CHF 0.612

CHF 0.382

CHF 0.329

CHF 0.26

Reel

CHF 0.195

CHF 0.168

MouseReel Available

Min.: 1
Mult.: 1

: 1’000

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

AXGD10603NR
Littelfuse
1: CHF 0.676
40’182In Stock
110’000On Order

Mfr. Part No.
AXGD10603NR

Mouser Part No
576-AXGD10603NR

Littelfuse

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

Learn More

Datasheet

40’182In Stock

110’000On Order

Cut Tape

CHF 0.676

CHF 0.382

CHF 0.329

CHF 0.26

View

Reel

CHF 0.232

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

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

CG590LTR
Littelfuse
1: CHF 2.18
1’013In Stock

Mfr. Part No.
CG590LTR

Mouser Part No
576-CG590LTR

Littelfuse

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

Datasheet

1’013In Stock

Cut Tape

CHF 2.18

CHF 1.67

CHF 1.39

CHF 1.27

Reel

CHF 1.17

Min.: 1
Mult.: 1

: 1’000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230V SMD Ultra Low 0.3pF

CG6230SM
Littelfuse
1: CHF 1.77
1’297In Stock

Mfr. Part No.
CG6230SM

Mouser Part No
576-CG6230SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230V SMD Ultra Low 0.3pF

Learn More

Datasheet

1’297In Stock

Cut Tape

CHF 1.77

CHF 1.63

CHF 1.12

CHF 1.05

Reel

CHF 1.05

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

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

CG675SM
Littelfuse
1: CHF 1.97
3’803In 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

3’803In Stock

Cut Tape

CHF 1.97

CHF 1.51

CHF 1.24

CHF 1.15

CHF 1.05

Reel

CHF 1.05

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

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

CG75L
Littelfuse
1: CHF 2.28
1’912In Stock
2’100Expected 11/11/2026

Mfr. Part No.
CG75L

Mouser Part No
576-CG75L

Littelfuse

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

Datasheet

1’912In Stock

2’100Expected 11/11/2026

CHF 2.28

CHF 1.77

Min.: 1
Mult.: 1

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