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)

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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo
Datasheet
581In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V SB 3AG 1.25AMP
Datasheet
22In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 2.25A Slo-Blo
Datasheet
653In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 6.25A SB 3AG IND PB-FREE
Datasheet
56In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 6.25A Slo-Blo
Datasheet
320In Stock
900Expected 5/18/2026
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V SB 3AG 6.25AMP
Datasheet
10In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5X20 800mA
Datasheet
1.077In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF AEC-Q200 QUAL
Datasheet
6.695In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1.000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP BIPOLAR SURGE ARRESTOR MS
Datasheet
371In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V NOM
Datasheet
599In Stock
1.000Expected 6/26/2026
Min.: 1
Mult.: 1
Reel: 1.000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD
Datasheet
138In Stock
2.000Expected 6/18/2026
Min.: 1
Mult.: 1
Reel: 1.000

Littelfuse Thyristor Surge Protection Devices - TSPD 100A 6V
Datasheet
2.455In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 6V
Datasheet
1.199In Stock
5.000Expected 5/21/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 100A 25V
Datasheet
3.057In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 25V
Datasheet
2.909In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 58V
Datasheet
1.940In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 58V
Datasheet
1.241In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 58V
Datasheet
1.243In Stock
5.000Expected 4/1/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 65V
Datasheet
2.590In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 65V
Datasheet
2.824In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 90V
Datasheet
1.250In Stock
2.500Expected 5/21/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 140V
Datasheet
1.983In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 100A 140V
Datasheet
481In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 140V
Datasheet
2.582In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 170V
Datasheet
1.084In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500