Heat Pumps

Littelfuse provides a broad portfolio of components for heat pumps, including fuses, TVS diodes, gate drivers, and more. The heat pump market is growing quickly, driven by government initiatives to reduce greenhouse gas emissions and rising energy costs. With inverter-driven motors improving system efficiencies, heat pumps can now be used in a wide range of climates. Learn how Littelfuse technologies make heat pumps safer, more reliable, and more energy efficient. Heat pumps can be used in a wide range of climates due to the inverter-driven motors improving system efficiencies. These components are suitable for various applications such as energy management, security systems, HVAC systems, smoke detectors, and IoT-controlled appliances. Littelfuse offers protect, control, and sense technologies to improve buildings' reliability, safety, and energy efficiency.

Types of Fuses

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Results: 1 731
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) 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 .4A Time Lag (Slo-Blo) 944In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 400 mA 250 VAC
Littelfuse Cartridge Fuses 250V 400mA IEC TD LBC 81In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 400 mA 250 VAC
Littelfuse Cartridge Fuses 250V .5A Time Lag (Slo-Blo) 1 105In Stock
1 900On Order
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 500 mA 250 VAC
Littelfuse Cartridge Fuses 250V 500mA IEC TD LBC 3In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 500 mA 250 VAC
Littelfuse Cartridge Fuses 250V .63A Time Lag (Slo-Blo) 344In Stock
400Expected 20/04/2026
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 630 mA 250 VAC
Littelfuse Cartridge Fuses 250V .63A Time Lag (Slo-Blo) 930In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 630 mA 250 VAC
Littelfuse Cartridge Fuses 250V .8A Time Lag (Slo-Blo) 619In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 800 mA 250 VAC
Littelfuse Cartridge Fuses 250V 800mA IEC TD LBC 39In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 800 mA 250 VAC
Littelfuse Cartridge Fuses FUS 5X20 PGT T1 T LBC 1A/250V (P) 978In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical Leaded 1 A 250 VAC
Littelfuse Cartridge Fuses 1A/250V (P) 5x20 C/CODE T LBC 916In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 1 A 250 VAC
Littelfuse Cartridge Fuses 250V 1A IEC TD LBC 143In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 1 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A IEC TD LBC 59In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 5X20MM (P) 2AMP 24In Stock
Min.: 1
Mult.: 1

Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 5X20mm (P) 4AMP 6In Stock
Min.: 1
Mult.: 1

Cylindrical 4 A 250 VAC
Littelfuse Cartridge Fuses 5x20 C/CODE T LBC 1 715In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A IEC TD LBC 290In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 5X20mm (P) 5AMP 5In Stock
Min.: 1
Mult.: 1

Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 8A Time Lag (Slo-Blo) 730In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical Leaded 8 A 250 VAC
Littelfuse Cartridge Fuses 250V 8A Time Lag (Slo-Blo) 4In Stock
Min.: 1
Mult.: 1

Cylindrical 8 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Time Lag (Slo-Blo) 658In Stock
2 200On Order
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 1.6 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Time Lag (Slo-Blo) 2 163In Stock
2 000Expected 16/03/2026
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 1.6 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A IEC TD LBC 400In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 1.6 A 250 VAC
Littelfuse Cartridge Fuses 250V 10A IEC TD LBC 749In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 5X20mm (P) 10AMP 21In Stock
Min.: 1
Mult.: 1

Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 5X20 15A IEC TD LBC PT RoHS 1 070In Stock
Min.: 1
Mult.: 1
Reel: 1 000

Glass Fuse 5 mm x 20 mm Cylindrical Leaded 15 A 250 VAC