AC/DC Power Supply

Littelfuse AC/DC Power Supply is a commonly used building block in electronic designs. The components in these power supply building blocks need to be reliable and long-lasting, and Littelfuse offers a range of products that fit those requirements. This portfolio of components covers overcurrent and overvoltage protection, the power stage, and output protection. Typical applications for Littelfuse AC/DC Power Supply products include automotive, solar, industrial, manufacturing, and more.

Results: 496
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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 5X20mm (P) 10AMP
Datasheet
79In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 12A
Datasheet
539In Stock
1,000Expected 10/27/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 12 A 250 VAC
Littelfuse Cartridge Fuses FUSE 250V 5x20 PT RAD TL PB-FREE 12A
Datasheet
1,023In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 12 A 250 VAC
Littelfuse Cartridge Fuses 250V 12A CC TL RAD
Datasheet
837In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 12 A 250 VAC
Littelfuse Cartridge Fuses 250V 12A SB HBC
Datasheet
340In Stock
1,000Expected 12/3/2026
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 12 A 250 VAC
Littelfuse Cartridge Fuses 5x20 PGT TL HBC 250V 15A
Datasheet
675In Stock
1,000Expected 9/22/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 15 A 250 VAC
Littelfuse Cartridge Fuses FUSE 250V 5x20 PT RAD TL PB-FREE 15A
Datasheet
418In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 15 A 250 VAC
Littelfuse Cartridge Fuses FUSE 250V 5x20 CC RAD TL PB-FREE 15A
Datasheet
1,023In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 15 A 250 VAC
Littelfuse Cartridge Fuses 5x20 TL HBC 250V 15A
Datasheet
1,139In Stock
2,000Expected 12/17/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 15 A 250 VAC
Littelfuse Cartridge Fuses 250V HBC TL 5X20 16A
Datasheet
992In Stock
3,000On Order
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 16 A 250 VAC
Littelfuse Cartridge Fuses 250V 2.5A Slo-Blo
Datasheet
230In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 2.5 A 250 VAC
Littelfuse Cartridge Fuses 250V 2.5A IEC TD HBC
Datasheet
127In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 2.5 A 250 VAC
Littelfuse Cartridge Fuses 250V 20A TL HBC
Datasheet
472In Stock
Min.: 1
Mult.: 1
: 1,000

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 20 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A Slo-Blo
Datasheet
251In Stock
1,000Expected 11/2/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A 5x20mm Slo-Blo
Datasheet
830In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A IEC TD HBC
Datasheet
34In Stock
700Expected 10/13/2026
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo
Datasheet
531In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 1.25 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A IEC TD HBC
Datasheet
136In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 1.25 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.15A Slo-Blo
Datasheet
1,129In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Fuses with Leads - Through Hole 125V FM10A PICO MIL 1A
Datasheet
2In Stock
Min.: 1
Mult.: 1

PCB Mount Fuse PICO II Leaded Fuses 1 A 125 VAC 125 VDC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .500A
Datasheet
719In Stock
30,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.75A
Datasheet
343In Stock
8,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 6V 3.5A-HD 50A SMD
Datasheet
671In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 6V 4.0A-HD 50A SMD
Datasheet
1,277In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 12V POLYFUSE 1206 LoRho SL 1.1A
Datasheet
453In Stock
4,000Expected 12/31/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC