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 (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse ESD Protection Diodes / TVS Diodes 400W 18V 5% Uni-Directional 10,989In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 18V 5% Bi-Directional 1,562In Stock
14,500Expected 25/5/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 200V 5% Uni-Directional 6,034In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 200V 5% Bi-Directional 7,817In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 20V 5% Uni-Directional 6,759In Stock
5,000Expected 2/4/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 20V 5% Bi-Directional 6,698In Stock
5,000Expected 4/5/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 220V 5% Bi-Directional 5,177In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 22V 5% Uni-Directional 3,397In Stock
10,000On Order
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 22V 5% Bi-Directional 180In Stock
15,000Expected 15/4/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 250V 5% Bi-Directional 7,003In Stock
5,000Expected 30/4/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 26V 5% Bi-Directional 2,473In Stock
19,000Expected 14/4/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 28V 5% Bi-Directional 10,014In Stock
19,650On Order
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 30V 5% Uni-Directional 18,695In Stock
20,000Expected 6/5/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 350V 5% Uni-Directional 7,020In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 40V 5% Uni-Directional 1,839In Stock
35,000On Order
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 43V 5% Uni-Directional 10,564In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 43V 5% Bi-Directional 15,591In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 440V 5% Uni-Directional 3,987In Stock
5,000Expected 30/4/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 45V 5% Uni-Directional 12,052In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 45V 5% Bi-Directional 617In Stock
5,000Expected 29/4/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 48V 5% Uni-Directional 11,911In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 48V 5% Bi-Directional 2,153In Stock
10,000On Order
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 5V 5% Bi-Directional 3,966In Stock
82,500On Order
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 51V 5% Uni-Directional 5,810In Stock
10,000Expected 26/5/2026
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 51V 5% Bi-Directional 10,640In Stock
Min.: 1
Mult.: 1
Reel: 5,000