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.

All Results (3,935)

Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse Cartridge Fuses 250V HBC PT TL 5X20 PB FREE 20A 1,187In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250V HBC TL 5X20 20A 2,920In Stock
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Littelfuse Cartridge Fuses 250V 6.3A Slo-Blo 3,756In Stock
2,500Expected 2026/04/07
Min.: 1
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Littelfuse Cartridge Fuses 250V 6.3A Slo-Blo 6,898In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo 3,782In Stock
2,000Expected 2026/06/22
Min.: 1
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Littelfuse Cartridge Fuses 250V 3.15A Slo-Blo 7,363In Stock
5,000Expected 2026/05/04
Min.: 1
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Littelfuse Cartridge Fuses 250V .05A Fast Acting 1,227In Stock
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Littelfuse Cartridge Fuses 250V .05A Fast Acting 1,955In Stock
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Littelfuse Cartridge Fuses 250V 63 mA Fast Acting 1,966In Stock
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Littelfuse Cartridge Fuses 250V 2A Fast Acting 1,454In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250V 4A Fast Acting 3,032In Stock
2,000Expected 2026/06/16
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Littelfuse Cartridge Fuses 250V 5A Fast Acting 3,285In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250V 1.6A Fast Acting 1,512In Stock
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Littelfuse Cartridge Fuses 250V 10A Fast Acting 1,334In Stock
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Littelfuse Cartridge Fuses 250V 16A FA HBC 5X20MM 2,460In Stock
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Littelfuse Cartridge Fuses 250V 6.3A Fast Acting 2,035In Stock
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Littelfuse Cartridge Fuses 250V 1.25A Fast Acting 1,804In Stock
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Littelfuse Cartridge Fuses 250V FA HBC PT 5X20MM RoHS 12.5A 1,176In Stock
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Littelfuse Cartridge Fuses 250V 3.15A Fast Acting 2,775In Stock
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Littelfuse Cartridge Fuses 250 V 0.032A 5x20mm Fast Acting 1,698In Stock
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Littelfuse Cartridge Fuses 250 V 0.032A 5x20mm Fast Acting 2,590In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250 V 0.05A 5x20mm Fast Acting 2,676In Stock
3,000Expected 2026/02/23
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Littelfuse Cartridge Fuses 250 V 0.063A 5x20mm Fast Acting 1,929In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250 V 0.25A 5x20mm Fast Acting 6,112In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250 V 0.5A 5x20mm Fast Acting 16,866In Stock
Min.: 1
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