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 (JPY) 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 8A Slo-Blo
Datasheet
1,948In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 8 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.5A Slo-Blo
Datasheet
2,999In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1.5 A 32 VAC
Littelfuse Cartridge Fuses 250V SB 3AG PB-FREE 10A
Datasheet
3,259In Stock
3,000Expected 9/14/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Glass Fuse 3AG (6.3 mm x 32 mm) Cylindrical 10 A 32 VAC
Littelfuse Cartridge Fuses 250V 2.5A Slo-Blo
Datasheet
2,173In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 2.5 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.2A Slo-Blo
Datasheet
2,360In Stock
Min.: 1
Mult.: 1

General Fuse 3AG (6.3 mm x 32 mm) Cylindrical 3.2 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A Slo-Blo
Datasheet
2,570In Stock
2,000Expected 9/7/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo
Datasheet
2,597In 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 6.25A Slo-Blo
Datasheet
5,143In Stock
5,000Expected 9/22/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 6.25 A 250 VAC
Littelfuse Surface Mount Fuses 32V .250A SLIM Fast Acting 0402
Datasheet
10,827In Stock
10,000Expected 8/27/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

SMD Fuses 0402 (1005 metric) 250 mA 32 VAC 32 VDC
Littelfuse Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2
Datasheet
5,614In Stock
5,000Expected 11/3/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD Fuses 10.1 mm x 3.12 mm 500 mA 600 VAC 80 VDC
Littelfuse Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2
Datasheet
17,838In Stock
52,500On Order
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 5X20 500mA
Datasheet
6,765In Stock
5,000Expected 9/22/2026
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 500 mA 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 4A 5X20
Datasheet
1,309In Stock
12,000Expected 11/2/2026
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 4 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 10A 5X20
Datasheet
3,384In Stock
7,550On Order
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 10 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A
Datasheet
1,715In Stock
14,000On Order
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 6.3 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A
Datasheet
8,686In Stock
7,000Expected 10/6/2026
Min.: 1
Mult.: 1

Cartridge Fuse 5 mm x 20 mm Cylindrical 3.15 A 500 VAC 400 VDC
Littelfuse Resettable Fuses - PPTC Polyswitch 0.13A
Datasheet
27,389In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

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

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 10 mA 32 VAC
Littelfuse Cartridge Fuses 250V .031A Slo-Blo 3AG
Datasheet
197In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 31 mA 250 VAC
Littelfuse Cartridge Fuses 250V .04A Slo-Blo 3AG
Datasheet
78In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 40 mA 250 VAC
Littelfuse Cartridge Fuses 250V .062A Slo-Blo 3AG
Datasheet
200In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 62 mA 250 VAC
Littelfuse Cartridge Fuses 250V .062A Slo-Blo 3AG
Datasheet
273In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 62 mA 250 VAC
Littelfuse Cartridge Fuses 250V .1A Slo-Blo 3AG
Datasheet
178In 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 SB 3AG 0.1AMP
Datasheet
5In Stock
Min.: 1
Mult.: 1

3AG (6.3 mm x 32 mm) Cylindrical 100 mA 250 VAC
Littelfuse Cartridge Fuses 250V .125A Slo-Blo 3AG
Datasheet
118In Stock
200Expected 8/28/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 125 mA 250 VAC