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: 521
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 .25A Slo-Blo 1,861In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 250 mA 250 VAC
Littelfuse Cartridge Fuses 250V 5A Slo-Blo 978In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 5 A 250 VAC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A 7,068In Stock
Min.: 1
Mult.: 1
Reel: 4,000

Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V 125mA TL HBC 1,074In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 125 mA 250 VAC
Littelfuse Cartridge Fuses 250V 12A IEC PT TD HBC 1,737In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 12 A 250 VAC
Littelfuse Industrial & Electrical Fuses 300A 600VAC 300VDC Class T 8In Stock
Min.: 1
Mult.: 1

Industrial Power Fuses Class T Cartridge Leaded Fuses 300 A 600 VAC 300 VDC
Littelfuse Industrial & Electrical Fuses 400A 600VAC 300VDC CLASS T 1In Stock
Min.: 1
Mult.: 1

Industrial Power Fuses Class T Cartridge Leaded Fuses 400 A 600 VAC 300 VDC
Littelfuse Cartridge Fuses 250V 10A Slo-Blo 249In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses FUS 5X20 PGT RAD FORM T HBC 3.15A/250V-P 967In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Cartridge Fuses FUSE 250V 5X20 PT RAD TL PB-FREE 10A 975In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo 798In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 1.25 A 250 VAC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2.6A 1,460In Stock
Min.: 1
Mult.: 1
Reel: 4,000

Resettable Fuses - PPTC
Littelfuse Industrial & Electrical Fuses 6A 600VAC 300VDC Class T 1In Stock
Min.: 1
Mult.: 1

Industrial Power Fuses Class T Cartridge Fuses 6 A 600 VAC 300 VDC
Littelfuse Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T 6In Stock
Min.: 1
Mult.: 1

Industrial Power Fuses Class T Cartridge Leaded Fuses 30 A 600 VAC 300 VDC
Littelfuse Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T 4In Stock
Min.: 1
Mult.: 1

Industrial Power Fuses Class T Cartridge Leaded Fuses 110 A 600 VAC 300 VDC
Littelfuse Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T 2In Stock
Min.: 1
Mult.: 1

Industrial Power Fuses Class T Cartridge Leaded Fuses 450 A 600 VAC 300 VDC
Littelfuse Industrial & Electrical Fuses 150A 600VAC J Fuses 4In Stock
Min.: 1
Mult.: 1
Industrial Power Fuses Class J Cartridge Blade Fuses 150 A 600 VAC
Littelfuse Cartridge Fuses 250V HBC PT TL 16A 5X20 PB FREE 983In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 16 A 250 VAC
Littelfuse Cartridge Fuses 250V .25A Slo-Blo 865In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 250 mA 250 VAC
Littelfuse Cartridge Fuses 250V .315A Slo-Blo 877In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 315 mA 250 VAC
Littelfuse Cartridge Fuses 250V .5A Slo-Blo 825In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 500 mA 250 VAC
Littelfuse Cartridge Fuses 6.3A/250V (P) PGT REEL T1 T HBC 994In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.15A Slo-Blo 844In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 3.15 A 250 VAC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A 926In Stock
2,000Expected 10/04/2026
Min.: 1
Mult.: 1
Reel: 2,000

Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V .63A Slo-Blo 1,259In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 630 mA 250 VAC