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 4A Slo-Blo 1,223In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 5A Slo-Blo 1,748In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 5A Slo-Blo 1,876In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 7A Slo-Blo 1,677In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 10A Slo-Blo 4,159In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 12A Slo-Blo 2,285In Stock
Min.: 1
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Littelfuse Cartridge Fuses 250V 15A Slo-Blo 1,515In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 20A Slo-Blo 1,839In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V SB 3AB 20A 1,843In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 25A 3AB Slo-Blo 1,250In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 30A 3AB Slo-Blo 1,391In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 111V Bi-Directional 4,303In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 11.1V Uni-Directional 6,808In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 154V Bi-Directional 7,045In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 171V Bi-Directional 4,291In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 214V Bi-Directional 4,243In Stock
2,400Expected 2026/05/26
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 23.1V Uni-Directional 8,499In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 25.6V Uni-Directional 14,346In Stock
Min.: 1
Mult.: 1
Reel: 1,200
Littelfuse ESD Protection Diodes / TVS Diodes 1500W 25.6V Bi-Directional 13,199In Stock
7,200Expected 2026/03/17
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 300V Bi-Directional 10,297In Stock
Min.: 1
Mult.: 1
Reel: 1,200
Littelfuse ESD Protection Diodes / TVS Diodes 1500W 30.8V Bi-Directional 25,476In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 33.3V Bi-Directional 15,962In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 342V Bi-Directional 7,973In Stock
22,800On Order
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Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 36.8V Uni-Directional 8,266In Stock
Min.: 1
Mult.: 1
Reel: 1,200

Littelfuse ESD Protection Diodes / TVS Diodes 1500W 43.6V Bi-Directional 18,247In Stock
Min.: 1
Mult.: 1
Reel: 1,200