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 (PEN) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse Thyristor Surge Protection Devices - TSPD 100A 140V 2,490In Stock
Min.: 1
Mult.: 1
: 2,500

Littelfuse Varistors 14V 5mm Epoxy UltraMOV 4,357In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 95V 5mm Epoxy UltraMOV 4,400In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 30V 14mm Phenolic UltraMOV 120In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 17V 20mm Phenolic UltraMOV 784In Stock
Min.: 1
Mult.: 1

Littelfuse Thyristor Surge Protection Devices - TSPD 100A 320V 43In Stock
Min.: 1
Mult.: 1
: 2,500

Littelfuse Varistors 11V 5mm Epoxy UltraMOV 2,953In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .175A Slo-Blo 3AG 719In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 1.8A Slo-Blo 1,007In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 11V 7mm Epoxy UltraMOV 4,444In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 50V 10mm Epoxy UltraMOV 5,457In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 250V 14mm Epoxy UltraMOV 2,578In Stock
Min.: 1
Mult.: 1
: 500

Littelfuse Varistors 300V 14mm Epoxy UltraMOV 3,592In Stock
Min.: 1
Mult.: 1
: 400

Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo 1,322In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 50V 7mm Epoxy UltraMOV 9,588In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 75V NOMINAL SMT 706In Stock
Min.: 1
Mult.: 1
: 500

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 140V 1,848In Stock
Min.: 1
Mult.: 1
: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD 500A 190V 2,400In Stock
Min.: 1
Mult.: 1
: 2,500

Littelfuse ESD Protection Diodes / TVS Diodes 1 Ch 22kV 8.2V .3pF UNI 0201 DFN 13,760In Stock
Min.: 1
Mult.: 1
: 15,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 50V 2POLE AXIAL LEADS GDT 771In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 75V 2POLE AXIAL LEADS GDT 813In Stock
1,000Expected 9/24/2026
Min.: 1
Mult.: 1

Littelfuse Varistors 23V 7mm Epoxy UltraMOV 4,073In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 95V 20mm Epoxy UltraMOV 3,174In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .175A Slo-Blo 3AG 850In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 2.25A Slo-Blo 1,161In Stock
Min.: 1
Mult.: 1