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)

Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Littelfuse ESD Protection Diodes / TVS Diodes 1.3pF 12A BIDIRECTIONAL
Datasheet
19,944In Stock
36,000Expected 11/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000


Littelfuse ESD Protection Diodes / TVS Diodes 1.5pF 30kV
Datasheet
8,775In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000


Littelfuse ESD Protection Diodes / TVS Diodes 1.5pF 30kV
Datasheet
8,924In Stock
8,000Expected 10/5/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000


Littelfuse ESD Protection Diodes / TVS Diodes 8 Ch 30kV 2.5V 4.4pF
Datasheet
4,872In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse ESD Protection Diodes / TVS Diodes 1CH 24V 2000W UNI
Datasheet
48,577In Stock
40,000Expected 11/5/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes ESD 6V UNI
Datasheet
1,687In Stock
81,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Littelfuse Varistors RADIAL VARISTOR 05MM ROHS/LEAD FREE
Datasheet
10,998In Stock
Min.: 1
Mult.: 1
: 1,000

Littelfuse Varistors 40V 5mm Epoxy UltraMOV
Datasheet
10,000In Stock
Min.: 1
Mult.: 1
: 1,000

Littelfuse Varistors 275V 14mm Epoxy UltraMOV
Datasheet
5,959In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 300V 14mm Epoxy UltraMOV
Datasheet
5,437In Stock
4,200Expected 8/6/2026
Min.: 1
Mult.: 1

Littelfuse Varistors 5.5 VDC .05J 21V-CL 185PF P
Datasheet
55,287In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF
Datasheet
57,570In Stock
35,000Expected 8/17/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2700V 2POLE AXIAL LEADS HV GDT
Datasheet
2,976In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 150V 2POLE CHIP TYPE SMT
Datasheet
4,190In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V 1KA 20% 2-POLE SMD
Datasheet
2,468In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V 2.5KA 2POLE
Datasheet
3,245In Stock
3,000Expected 12/17/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE SMT GDT
Datasheet
7,043In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 140V 8mm 20KA 2POLE
Datasheet
49In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 600V 2POLE AXIAL LEADS GDT
Datasheet
129In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .01A Slo-Blo 3AG
Datasheet
9In Stock
200Expected 10/28/2026
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .04A Slo-Blo 3AG
Datasheet
78In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .062A Slo-Blo 3AG
Datasheet
273In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .1A Slo-Blo 3AG
Datasheet
178In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .1A Slo-Blo 3AG
Datasheet
15In Stock
1,000Expected 8/6/2026
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V SB 3AG 0.1AMP
Datasheet
5In Stock
Min.: 1
Mult.: 1