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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 500Vac 400Vdc TL 5X20 500mA

0477.500MXP
Littelfuse
1: £1.35
11,165In 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

11,165In Stock

£1.35

£1.19

£1.06

£1.00

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 1A 5X20

0477001.MXP
Littelfuse
1: £1.49
6,181In Stock
4,496Expected 30/03/2026

Mfr. Part No.
0477001.MXP

Mouser Part No
576-0477001.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 1A 5X20

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Datasheet

6,181In Stock

4,496Expected 30/03/2026

£1.49

£1.25

£1.15

£1.00

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 2A 5X20

0477002.MXP
Littelfuse
1: £1.28
9,511In 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

9,511In Stock

£1.28

£1.13

£0.943

£0.871

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 4A 5X20

0477004.MXP
Littelfuse
1: £1.34
4,376In 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

4,376In Stock

4,000Expected 04/05/2026

£1.34

£1.16

£1.02

£1.00

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5A 5X20

0477005.MXP
Littelfuse
1: £1.48
9,262In Stock

Mfr. Part No.
0477005.MXP

Mouser Part No
576-0477005.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5A 5X20

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Datasheet

9,262In Stock

£1.48

£1.27

£1.20

£1.05

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 8A 5X20

0477008.MXP
Littelfuse
1: £1.56
12,336In Stock

Mfr. Part No.
0477008.MXP

Mouser Part No
576-0477008.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 8A 5X20

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Datasheet

12,336In Stock

£1.56

£1.42

£1.31

£1.09

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 10A 5X20

0477010.MXP
Littelfuse
1: £1.53
5,266In Stock

Mfr. Part No.
0477010.MXP

Mouser Part No
576-0477010.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 10A 5X20

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Datasheet

5,266In Stock

£1.53

£1.42

£1.28

£1.09

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 12A 5X20

0477012.MXP
Littelfuse
1: £2.07
1,573In Stock

Mfr. Part No.
0477012.MXP

Mouser Part No
576-0477012.MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 12A 5X20

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Datasheet

1,573In Stock

£2.07

£1.92

£1.83

£1.48

View

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 16A 5X20

0477016.MXP
Littelfuse
1: £2.03
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

£2.03

£1.69

£1.55

£1.29

£1.14

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A

047706.3MXP
Littelfuse
1: £1.36
1,665In Stock

Mfr. Part No.
047706.3MXP

Mouser Part No
576-047706.3MXP

Littelfuse

Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A

Learn More

Datasheet

1,665In Stock

£1.36

£1.17

£1.07

£0.899

£0.89

Min.: 1
Mult.: 1

Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A

04773.15MXP
Littelfuse
1: £1.48
3,472In 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

3,472In Stock

4,000Expected 31/03/2026

£1.48

£1.23

£1.13

£0.943

£0.89

Min.: 1
Mult.: 1

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

AXGD10603NR
Littelfuse
1: £0.668
49,902In Stock

Mfr. Part No.
AXGD10603NR

Mouser Part No
576-AXGD10603NR

Littelfuse

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

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Datasheet

49,902In Stock

Cut Tape

£0.668

£0.417

£0.271

£0.208

Reel

£0.205

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

CG590L
Littelfuse
1: £2.40
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

£2.40

£2.00

£1.84

£1.53

View

Reel

£1.07

Min.: 1
Mult.: 1

Reel: 1,000

Thyristor Surge Protection Devices - TSPD 50A 6V

P0080SALRP
Littelfuse
1: £1.13
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

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Datasheet

7,336In Stock

7,400Expected 07/05/2026

Cut Tape

£1.13

£0.643

£0.444

£0.361

£0.332

Reel

£0.307

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD MicroCapacitance SA SIDACtor

P0220SALRP
Littelfuse
1: £1.16
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

£1.16

£0.736

£0.488

£0.385

Reel

£0.319

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 25V

P0300SALRP
Littelfuse
1: £1.04
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

£1.04

£0.688

£0.478

£0.362

£0.331

Reel

£0.307

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 275V

P3100SALRP
Littelfuse
1: £1.13
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

£1.13

£0.718

£0.478

£0.375

£0.342

Reel

£0.307

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 100A 275V

P3100SBLRP
Littelfuse
1: £1.03
11,472In Stock
5,000Expected 19/02/2026

Mfr. Part No.
P3100SBLRP

Mouser Part No
576-P3100SBLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 100A 275V

Learn More

Datasheet

11,472In Stock

5,000Expected 19/02/2026

Cut Tape

£1.03

£0.659

£0.511

£0.402

Reel

£0.392

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term

SL0902A090SM
Littelfuse
1: £1.68
3,553In Stock

Mfr. Part No.
SL0902A090SM

Mouser Part No
576-SL0902A090SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term

Learn More

Datasheet

3,553In Stock

Cut Tape

£1.68

£1.48

£1.36

£1.13

Reel

£1.10

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 900

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 230V Minitube 2 Term

SL0902A230SM
Littelfuse
1: £1.80
2,851In Stock

Mfr. Part No.
SL0902A230SM

Mouser Part No
576-SL0902A230SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 230V Minitube 2 Term

Learn More

Datasheet

2,851In Stock

Cut Tape

£1.80

£1.56

£1.45

£1.20

View

Reel

£0.818

MouseReel Available

Min.: 1
Mult.: 1

Reel: 900

ESD Protection Diodes / TVS Diodes 1.5kW 12V 5% Uni-Directional

SMCJ12A
Littelfuse
1: £0.383
25,953In Stock

Mfr. Part No.
SMCJ12A

Mouser Part No
576-SMCJ12A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 12V 5% Uni-Directional

Learn More

Datasheet

25,953In Stock

Cut Tape

£0.383

£0.248

£0.207

£0.164

Reel

£0.118

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 14V 5% Bi-Directional

SMCJ14CA
Littelfuse
1: £0.278
7,751In Stock

Mfr. Part No.
SMCJ14CA

Mouser Part No
576-SMCJ14CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 14V 5% Bi-Directional

Learn More

Datasheet

7,751In Stock

Cut Tape

£0.278

£0.231

£0.184

£0.155

Reel

£0.15

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 150V 5% Bi-Directional

SMCJ150CA
Littelfuse
1: £0.285
61,944In Stock

Mfr. Part No.
SMCJ150CA

Mouser Part No
576-SMCJ150CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 150V 5% Bi-Directional

Learn More

Datasheet

61,944In Stock

Cut Tape

£0.285

£0.222

£0.175

£0.167

£0.163

Reel

£0.156

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Uni-Directional

SMCJ15A
Littelfuse
1: £0.188
13,428In Stock

Mfr. Part No.
SMCJ15A

Mouser Part No
576-SMCJ15A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Uni-Directional

Learn More

Datasheet

13,428In Stock

Cut Tape

£0.188

£0.187

£0.17

£0.153

Reel

£0.125

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Bi-Directional

SMCJ15CA
Littelfuse
1: £0.375
9,312In Stock
9,000Expected 19/05/2026

Mfr. Part No.
SMCJ15CA

Mouser Part No
576-SMCJ15CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Bi-Directional

Learn More

Datasheet

9,312In Stock

9,000Expected 19/05/2026

Cut Tape

£0.375

£0.264

£0.206

£0.175

Reel

£0.153

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

General Port Protection Solutions

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General Port Protection Solutions

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