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: 1 620
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 2A Fast Acting 1 153In Stock
1 000Expected 22/09/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A MM Radial Fast Acting HBC 1 455In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A IEC HBC Fast Acting 549In Stock
500Expected 19/11/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 4A Fast Acting 5x20 705In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 4 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A Fast Acting 941In Stock
900Expected 29/09/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A Fast Acting 5x20 380In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A SP CC Radial Fast Acting 1 071In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 5X20mm (P) 5AMP 15In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 8A Fast Acting 400In Stock
500On Order
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 8 A 250 VAC
Littelfuse Cartridge Fuses 250V 8A Fast Acting 83In Stock
1 000On Order
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 8 A 250 VAC
Littelfuse Cartridge Fuses 250V 8A Fast Acting 5x20 249In Stock
1 000Expected 01/09/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 8 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Fast Acting 52In Stock
200Expected 04/11/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 16 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A IEC HBC Fast Acting 95In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 16 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A 5x20mm Fast Acting 6In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 1.6 A 250 VAC
Littelfuse Cartridge Fuses 250V 10A Fast Acting 207In Stock
1 200Expected 29/09/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 10A Fast Acting 864In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 10A IEC HBC Fast Acting 17In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 2.5A Fast Acting 1 355In Stock
1 000Expected 10/02/2027
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 2.5 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A Fast Acting 5x20 470In Stock
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 1.25A Fast Acting 421In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 1.25 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.15A Fast Acting 5x20 1 018In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 3.15 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.15A Fast Acting 1 339In Stock
1 000Expected 29/09/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Cartridge Fuses 250 V 0.05A 5x20mm Fast Acting 100In Stock
100Expected 05/01/2027
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 50 mA 250 VAC
Littelfuse Cartridge Fuses 250 V 0.08A 5x20mm Fast Acting 1 043In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 80 mA 250 VAC
Littelfuse Cartridge Fuses 250 V 0.1A 5x20mm Fast Acting 900In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 100 mA 250 VAC