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 (TWD) 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 250V .15A Slo-Blo 3AG
Datasheet
1,071In 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 1.25A Slo-Blo
Datasheet
2,592In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1.25 A 250 VAC
Littelfuse Cartridge Fuses 250V 4A Slo-Blo
Datasheet
6,439In 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 2A Slo-Blo 3AG
Datasheet
11In Stock
Min.: 1
Mult.: 1

3AG (6.3 mm x 32 mm) Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.8A Slo-Blo
Datasheet
990In Stock
Min.: 1
Mult.: 1

General Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1.8 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo
Datasheet
1,292In 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
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 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 Surface Mount Fuses 32V .250A SLIM Fast Acting 0402
Datasheet
23,573In Stock
30,000Expected 10/12/2026
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
25,008In 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 Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2
Datasheet
56,230In Stock
12,500Expected 9/16/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD Fuses 10.1 mm x 3.12 mm 1.25 A 600 VAC 80 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 1A 5X20
Datasheet
14,928In Stock
13,000Expected 12/28/2026
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
14,171In 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 8A 5X20
Datasheet
11,698In 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
7,291In Stock
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
4,286In 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
6,089In 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 1A Slo-Blo
Datasheet
2,779In 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
3,325In Stock
2,900Expected 9/17/2026
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 2A Slo-Blo
Datasheet
9,589In 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
2,305In Stock
1,500Expected 2/3/2027
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
4,093In Stock
4,000Expected 9/15/2026
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
3,671In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 4 A 250 VAC