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: 177
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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Product Type
Fuse Size/Group
Body Style
Current Rating
Voltage Rating AC
Voltage Rating DC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 12A 5X20
Datasheet
658In Stock
2.000Expected 11/25/2026
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 12 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 250V .15A Slo-Blo 3AG
Datasheet
1.073In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 150 mA 250 VAC
Littelfuse Cartridge Fuses 250V .4A Slo-Blo 3AG
Datasheet
1.777In Stock
Min.: 1
Mult.: 1

General Fuse 3AG (6.3 mm x 32 mm) Cylindrical 400 mA 250 VAC
Littelfuse Cartridge Fuses 250V 4A Slo-Blo
Datasheet
4.064In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 4 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo
Datasheet
1.317In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1.6 A 250 VAC
Littelfuse Cartridge Fuses 250V .175A Slo-Blo 3AG
Datasheet
830In Stock
Min.: 1
Mult.: 1

General Fuse 3AG (6.3 mm x 32 mm) Cylindrical 175 mA 250 VAC
Littelfuse Cartridge Fuses 250V 2.25A Slo-Blo
Datasheet
1.161In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 2.25 A 250 VAC
Littelfuse Cartridge Fuses 250V .175A Slo-Blo 3AG
Datasheet
719In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 175 mA 250 VAC
Littelfuse Cartridge Fuses 250V 1.8A Slo-Blo
Datasheet
997In Stock
Min.: 1
Mult.: 1

General Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1.8 A 250 VAC
Littelfuse Surface Mount Fuses 32V .250A SLIM Fast Acting 0402
Datasheet
24.673In Stock
30.000Expected 9/28/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

SMD Fuses 0402 (1005 metric) 250 mA 32 VAC 32 VDC
Littelfuse Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2
Datasheet
25.059In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD Fuses 10.1 mm x 3.12 mm 2 A 600 VAC 80 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 1A 5X20
Datasheet
16.575In Stock
13.000Expected 12/29/2026
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 1 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 2A 5X20
Datasheet
14.315In Stock
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 2 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5A 5X20
Datasheet
13.005In Stock
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 5 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 8A 5X20
Datasheet
11.760In Stock
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 8 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 250V .1A Slo-Blo 3AG
Datasheet
1.014In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 100 mA 250 VAC
Littelfuse Cartridge Fuses 250V .25A Slo-Blo 3AG
Datasheet
4.619In Stock
3.200Expected 8/20/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 250 mA 250 VAC
Littelfuse Cartridge Fuses 250V .5A Slo-Blo
Datasheet
Product Comments
4.304In Stock
Min.: 1
Mult.: 1

Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 500 mA 250 VAC
Littelfuse Cartridge Fuses 250V 1A Slo-Blo
Datasheet
6.279In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A Slo-Blo
Datasheet
10.144In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 3A Slo-Blo
Datasheet
2.535In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 3 A 250 VAC
Littelfuse Cartridge Fuses 250V 3A Slo-Blo
Datasheet
4.149In Stock
4.000Expected 9/14/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 3 A 250 VAC
Littelfuse Cartridge Fuses 250V 4A Slo-Blo
Datasheet
6.448In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 4 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A Slo-Blo
Datasheet
4.704In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A Slo-Blo
Datasheet
1.820In Stock
2.000Expected 9/14/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 5 A 250 VAC