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 (993)

Select a category below to see filtering options and narrow down your search.
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Littelfuse Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2
Datasheet
18,812In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5X20 500mA
Datasheet
11,175In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 1A 5X20
Datasheet
6,472In Stock
4,496Expected 30/03/2026
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 2A 5X20
Datasheet
9,712In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 4A 5X20
Datasheet
4,483In Stock
4,000Expected 04/05/2026
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5A 5X20
Datasheet
9,462In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 8A 5X20
Datasheet
12,336In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 10A 5X20
Datasheet
5,266In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 12A 5X20
Datasheet
1,578In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 16A 5X20
Datasheet
1,337In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A
Datasheet
1,865In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A
Datasheet
3,586In Stock
4,000Expected 31/03/2026
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF AEC-Q200 QUAL
Datasheet
49,902In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM
Datasheet
3,850In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 6V
Datasheet
7,636In Stock
7,500Expected 07/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD MicroCapacitance SA SIDACtor
Datasheet
10,628In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 25V
Datasheet
4,506In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 275V
Datasheet
8,997In Stock
5,000Expected 28/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD 100A 275V
Datasheet
11,472In Stock
5,000Expected 19/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term
Datasheet
3,573In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 230V Minitube 2 Term
Datasheet
2,851In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 900

Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 12V 5% Uni-Directional
Datasheet
25,995In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 12V 5% Bi-Directional
Datasheet
9,828In Stock
9,000Expected 14/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 14V 5% Bi-Directional
Datasheet
7,755In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 150V 5% Bi-Directional
Datasheet
61,944In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000