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 4A Slo-Blo 12 838In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 4 A 250 VAC
Littelfuse Cartridge Fuses 250V 8A Medium Acting 20 168In Stock
7 000Expected 09/09/2026
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 8 A 250 VAC
Littelfuse Cartridge Fuses 250V .8A Slo-Blo 2 650In Stock
Min.: 1
Mult.: 1

Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 800 mA 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A Fast Acting 913In Stock
Min.: 1
Mult.: 1
: 1 000

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V .04A Time Lag (Slo-Blo) 980In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 40 mA 250 VAC
Littelfuse Cartridge Fuses 250V .08A Time Lag (Slo-Blo) 1 531In Stock
Min.: 1
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Glass Fuse 5 mm x 20 mm Cylindrical 80 mA 250 VAC
Littelfuse Cartridge Fuses 250V .3A Fast Acting 11 893In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical 300 mA 250 VAC
Littelfuse Cartridge Fuses 250 V 0.315A 5x20mm Fast Acting 3 192In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 315 mA 250 VAC
Littelfuse Cartridge Fuses 250V 2A Time Lag (Slo-Blo) 1 700In Stock
Min.: 1
Mult.: 1

Glass Fuse 5 mm x 20 mm Cylindrical Leaded 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 2.5A Slo-Blo 1 251In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 3AB (6.3 mm x 32 mm) Cylindrical 2.5 A 250 VAC 125 VDC
Littelfuse Cartridge Fuses 250V 125mA TL HBC 1 073In Stock
Min.: 1
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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 703In Stock
Min.: 1
Mult.: 1
: 1 000

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 12 A 250 VAC
Littelfuse Cartridge Fuses 250V 10A Medium Acting 3 542In Stock
Min.: 1
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Glass Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V .8A Slo-Blo 1 094In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 800 mA 250 VAC
Littelfuse Cartridge Fuses 250V .125A Fast Acting 1 006In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 125 mA 250 VAC
Littelfuse Cartridge Fuses 250V .05A Time Lag (Slo-Blo) 951In Stock
Min.: 1
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Glass Fuse 5 mm x 20 mm Cylindrical 50 mA 250 VAC
Littelfuse Cartridge Fuses 250V .160A 5X20 TL HBC 2 039In Stock
Min.: 1
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 160 mA 250 VAC
Littelfuse Cartridge Fuses 250V .5A Slo-Blo 818In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 500 mA 250 VAC
Littelfuse Cartridge Fuses 250V .125A Fast Acting 1 319In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 1.25 A 250 VAC
Littelfuse Cartridge Fuses 250V 2.5A Fast Acting 2 069In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 2.5 A 250 VAC
Littelfuse Cartridge Fuses 250V 1A IEC TD EBC 1 715In Stock
Min.: 1
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Glass Fuse 5 mm x 20 mm Cylindrical 1 A 250 VAC
Littelfuse Cartridge Fuses 250V 3A Medium Acting 4 348In Stock
Min.: 1
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Glass Fuse 5 mm x 20 mm Cylindrical 3 A 250 VAC
Littelfuse Cartridge Fuses 250V .8A Slo-Blo 3AB 1 729In Stock
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Axial Lead and Cartridge Fuse 3AB (6.3 mm x 32 mm) Cylindrical 800 mA 250 VAC
Littelfuse Cartridge Fuses 250V .25A Slo-Blo 4 208In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 250 mA 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo 894In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 1.6 A 250 VAC