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 Automotive Fuses ATOF 32V 1A Low-Current Nylon 21.942In Stock
Min.: 1
Mult.: 1

Automotive Fuses ATO Sn 1 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 2A Low-Current Nylon 45.340In Stock
Min.: 1
Mult.: 1

Automotive Fuses ATO Sn 2 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 5A Low-Current Nylon 39.365In Stock
Min.: 1
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Automotive Fuses ATO Sn 5 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 10A Low-Current Nylon 46.218In Stock
Min.: 1
Mult.: 1

Automotive Fuses ATO Sn 10 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 15A Low-Current Nylon 22.388In Stock
Min.: 1
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Automotive Fuses ATO Sn 15 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 20A Low-Current Nylon 35.904In Stock
Min.: 1
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Automotive Fuses ATO Sn 20 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 25A Low-Current Nylon 8.615In Stock
6.000Expected 5/21/2026
Min.: 1
Mult.: 1

Automotive Fuses ATO Sn 25 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 30A Low-Current Nylon 12.010In Stock
Min.: 1
Mult.: 1

Automotive Fuses ATO Sn 30 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 40A Low-Current Nylon 34.904In Stock
Min.: 1
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Automotive Fuses ATO Sn 40 A 32 VDC
Littelfuse Automotive Fuses ATOF 32V 7.5A Low-Current Nylon 14.422In Stock
Min.: 1
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Automotive Fuses ATO Sn 7.5 A 32 VDC
Littelfuse Cartridge Fuses 250V 1A Slo-Blo 5.843In Stock
4.000Expected 6/12/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 1 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A Slo-Blo 3.575In Stock
Min.: 1
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 4A Slo-Blo 3.172In Stock
2.000Expected 4/22/2026
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 4 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A Slo-Blo 5.333In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 6.3A 250V TIME DELAY 4.786In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.15A Slo-Blo 5.351In Stock
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Glass Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Cartridge Fuses 250V .160A 5X20 TL HBC 3.098In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 160 mA 250 VAC
Littelfuse Cartridge Fuses 250V .2A Slo-Blo 1.594In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 200 mA 250 VAC
Littelfuse Cartridge Fuses 250V .315A Slo-Blo 922In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 315 mA 250 VAC
Littelfuse Cartridge Fuses 250V .8A Slo-Blo 3.258In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 800 mA 250 VAC
Littelfuse Cartridge Fuses 250V 1A Slo-Blo 6.026In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 1 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A Slo-Blo 3.070In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A Slo-Blo 1.055In Stock
1.000Expected 4/28/2026
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 2A Slo-Blo 9.467In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A Slo-Blo 8.899In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC