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.

Results: 992
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 ESD Protection Diodes / TVS Diodes 1.3pF 12A UNIDIRECTIONAL
Datasheet
8,004In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 190V
Datasheet
2,338In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Varistors 50V 7mm Epoxy UltraMOV
Datasheet
10,839In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 11V 10mm Epoxy UltraMOV
Datasheet
3,291In Stock
Min.: 1
Mult.: 1

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 320V
Datasheet
2,938In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Varistors 275V 14mm Epoxy UltraMOV
Datasheet
3,284In Stock
Min.: 1
Mult.: 1
Reel: 500

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 250V 2POLE AXIAL LEADS GDT
Datasheet
726In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE RADIAL LEADS GDT
Datasheet
1,042In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 75V 2POLE SMT GDT
Datasheet
30,731In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 8A 5X20
Datasheet
12,330In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes ESD 24V BI
Datasheet
194,060In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000


Littelfuse ESD Protection Diodes / TVS Diodes 600W 2 Channel Green Asymmetrical SOT23-
Datasheet
113,962In Stock
106,400Expected 22/06/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL
Datasheet
414,567In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 1CH 24V 200W BI
Datasheet
234,510In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 10,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF
Datasheet
1,477In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 75V NOM
Datasheet
1,001In Stock
1,050Expected 17/04/2026
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM
Datasheet
1,499In Stock
1,000Expected 26/02/2026
Min.: 1
Mult.: 1
Reel: 500

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V MS
Datasheet
3,288In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Littelfuse ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact
Datasheet
2,087In Stock
15,000On Order
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term
Datasheet
2,816In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V GDT T/R 2 Term
Datasheet
3,009In Stock
4,000Expected 21/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 300-500V 2A GDT T/R 2 Term
Datasheet
2,326In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term
Datasheet
2,600In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 52-98V 2A GDT T/R 2 Term
Datasheet
8,904In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 63-117V 2A GDT T/R 2 Term
Datasheet
2,334In Stock
6,000Expected 26/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000