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
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 6.3A Slo-Blo 4,561In Stock
$1.79
$1.49
$1.38
$1.14
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 2,590In Stock
$1.34
$1.14
$1.07
$0.897
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 6,421In Stock
$1.79
$1.49
$1.38
$1.14
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 .15A Slo-Blo 3AG 1,071In Stock
$3.33
$2.77
$2.55
$2.12
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 1,777In Stock
$2.02
$1.67
$1.55
$1.29
Min.: 1
Mult.: 1
General Fuse 3AG (6.3 mm x 32 mm) Cylindrical 400 mA 250 VAC
Littelfuse Cartridge Fuses 32V 30A Slo-Blo 1,732In Stock
$2.24
$1.86
$1.72
$1.43
Min.: 1
Mult.: 1
Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 30 A 32 VAC
Littelfuse Cartridge Fuses 250V 1.8A Slo-Blo 990In Stock
$1.62
$1.40
$1.33
$1.08
Min.: 1
Mult.: 1
General Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1.8 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A Slo-Blo 3AG 10In Stock
$6.42
$6.00
$5.79
$5.18
Min.: 1
Mult.: 1
3AG (6.3 mm x 32 mm) Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V .175A Slo-Blo 3AG 719In Stock
$2.11
$1.76
$1.62
$1.35
$0.919
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 1,161In Stock
$1.65
$0.869
$0.822
$0.723
$0.70
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 .75A Slo-Blo 3AG 1,510In Stock
$1.85
$1.59
$1.47
$1.22
Min.: 1
Mult.: 1
Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 750 mA 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo 1,292In Stock
$1.58
$1.31
$1.21
$1.01
$0.666
Min.: 1
Mult.: 1
Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1.6 A 250 VAC
Littelfuse Surface Mount Fuses 32V .250A SLIM Fast Acting 0402 23,117In Stock
30,000Expected 2026/10/01
Cut Tape
$1.67
$1.43
$1.34
$1.10
Reel
$0.718
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 24,808In Stock
Cut Tape
$1.76
$1.56
$1.45
$1.26
Reel
$0.991
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 66,360In Stock
Cut Tape
$1.94
$1.73
$1.60
$1.41
Reel
$0.711
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 14,668In Stock
13,000Expected 2026/11/02
$2.37
$1.97
$1.83
$1.51
$1.47
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 13,998In Stock
$2.26
$1.95
$1.74
$1.49
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 11,513In Stock
$2.70
$2.26
$2.07
$1.72
Min.: 1
Mult.: 1
Cartridge Fuse 5 mm x 20 mm Cylindrical 8 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 500Vac 400Vdc TL 5X20 6.3A 13,722In Stock
$2.40
$2.06
$1.90
$1.58
Min.: 1
Mult.: 1
Cartridge Fuse 5 mm x 20 mm Cylindrical 6.3 A 500 VAC 400 VDC
Littelfuse Cartridge Fuses 250V .1A Slo-Blo 3AG 1,012In Stock
$3.33
$2.77
$2.55
$2.12
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 7,285In Stock
$2.11
$1.76
$1.62
$1.35
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
3,700In Stock
$1.65
$1.37
$1.27
$1.05
Min.: 1
Mult.: 1
Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 500 mA 250 VAC
Littelfuse Cartridge Fuses 250V .5A Slo-Blo 3AG 3,274In Stock
$1.58
$1.31
$1.21
$1.01
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 6,084In Stock
$1.55
$1.37
$1.27
$1.05
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 2,730In Stock
$1.54
$1.36
$1.24
$1.01
Min.: 1
Mult.: 1
Axial Lead and Cartridge Fuse 3AG (6.3 mm x 32 mm) Cylindrical 1 A 250 VAC