5mm x 20mm Fuse Holders & Fuse Accessories

Littelfuse 5mm x 20mm Fuse Holders and Fuse Accessories are ideal for Slo-Blo®(time lag), medium, and fast-acting fuses designed to IEC specifications. The 5mm x 20mm fuse accessories include in-line fuse holders, panel-mount fuse enclosures, circuit board-mount fuse enclosures, fuse blocks, and fuse clips.

Results: 1,552
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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Current Rating
Fuse Type
Fuse Size/Group
Voltage Rating AC
Voltage Rating DC
Interrupt Rating
Mounting Style
Termination Style
Minimum Operating Temperature
Maximum Operating Temperature
Packaging
Resistance
Littelfuse Cartridge Fuses 250V .8A Slo-Blo
Datasheet
294In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 800 mA Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 415.5 mOhms
Littelfuse Cartridge Fuses 250V 1A Slo-Blo
Datasheet
1,256In Stock
5,000On Order
Min.: 1
Mult.: 1

239 Glass Fuses 1 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 296.5 mOhms
Littelfuse Cartridge Fuses 250V 1A 5x20mm Slo-Blo
Datasheet
15In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 1 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 296.5 mOhms
Littelfuse Cartridge Fuses 250V 2A Slo-Blo
Datasheet
66In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 2 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Board Mount Axial - 55 C + 125 C Bulk 94.25 mOhms
Littelfuse Cartridge Fuses 250V 2A Slo-Blo
Datasheet
2,040In Stock
8,000On Order
Min.: 1
Mult.: 1

239 Glass Fuses 2 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 94.25 mOhms
Littelfuse Cartridge Fuses 250V 2A
Datasheet
94In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 2 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk
Littelfuse Cartridge Fuses 250V 5X20mm (P) 2AMP
Datasheet
15In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 2 A Time Delay / Slow Blow 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 94.25 mOhms
Littelfuse Cartridge Fuses 250V 3A Slo-Blo
Datasheet
79In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 3 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Board Mount Axial - 55 C + 125 C Bulk 48.7 mOhms
Littelfuse Cartridge Fuses 250V 3A TL UL
Datasheet
98In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 3 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk
Littelfuse Cartridge Fuses 125V 4A SLO-BLO
Datasheet
126In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 4 A Time Delay / Slow Blow 5 mm x 20 mm 125 VAC 10 kA at 125 VAC Board Mount Axial - 55 C + 125 C Bulk 31.2 mOhms
Littelfuse Cartridge Fuses 125V 4A TL UL
Datasheet
5In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 4 A Time Delay / Slow Blow 5 mm x 20 mm 125 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 31.2 mOhms
Littelfuse Cartridge Fuses 125V 4A 5x20mm Slo-Blo
Datasheet
15In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 4 A Time Delay / Slow Blow 5 mm x 20 mm 125 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 31.2 mOhms
Littelfuse Cartridge Fuses 125V 5A Slo-Blo
Datasheet
12In Stock
2,200On Order
Min.: 1
Mult.: 1

239 Glass Fuses 5 A Time Delay / Slow Blow 5 mm x 20 mm 125 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 19.9 mOhms
Littelfuse Cartridge Fuses 125V 5A Slo-Blo
Datasheet
472In Stock
1,000Expected 2026/03/27
Min.: 1
Mult.: 1

239 Glass Fuses 5 A Time Delay / Slow Blow 5 mm x 20 mm 125 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 19.9 mOhms
Littelfuse Cartridge Fuses 125V 5A 5x20mm Slo-Blo
Datasheet
35In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 5 A Time Delay / Slow Blow 5 mm x 20 mm 125 VAC 10 kA at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 19.9 mOhms
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo
Datasheet
776In Stock
3,000On Order
Min.: 1
Mult.: 1

239 Glass Fuses 1.6 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 120.5 mOhms
Littelfuse Cartridge Fuses 250V 1.6A C/Code Slo-Blo
Datasheet
799In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 1.6 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 120.5 mOhms
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo
Datasheet
764In Stock
1,000Expected 2026/03/02
Min.: 1
Mult.: 1

239 Glass Fuses 1.6 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 120.5 mOhms
Littelfuse Cartridge Fuses 250V 1.6A TL UL
Datasheet
60In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 1.6 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A, 10 kA Holder / Clip Clip - 55 C + 125 C Bulk 120.5 mOhms
Littelfuse Cartridge Fuses 250V 1.56A 5x20mm Slo-Blo
Datasheet
15In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 1.6 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 120.5 mOhms
Littelfuse Cartridge Fuses 250V 2.5A Slo-Blo
Datasheet
332In Stock
700On Order
Min.: 1
Mult.: 1

239 Glass Fuses 2.5 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 58.3 mOhms
Littelfuse Cartridge Fuses 250V 2.5A Slo-Blo
Datasheet
1,937In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 2.5 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 58.3 mOhms
Littelfuse Cartridge Fuses 250V 3.5A 5X20 TL UL LBC CC
Datasheet
335In Stock
Min.: 1
Mult.: 1

239 Glass Fuses 2.5 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 58.3 mOhms
Littelfuse Cartridge Fuses 250V 5X20 TL UL LBC RoHS 3.5A
Datasheet
499In Stock
1,000Expected 2026/06/15
Min.: 1
Mult.: 1

239 Glass Fuses 3.5 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 100 A at 250 VAC Holder / Clip Clip - 55 C + 125 C Bulk 58.3 mOhms
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo
Datasheet
106In Stock
200Expected 2026/03/30
Min.: 1
Mult.: 1

239 Glass Fuses 1.25 A Time Delay / Slow Blow 5 mm x 20 mm 250 VAC 35 A at 125 VAC Holder / Clip Clip - 55 C + 125 C Bulk 198 mOhms