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.

Results: 227
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse Proximity Sensors 59140-4-S-02-F SENS 3In Stock
500Expected 15/06/2026
Min.: 1
Mult.: 1

Littelfuse Proximity Sensors PROX SENSOR MINI FLANGE MOUNT
1,000On Order
Min.: 1
Mult.: 1

Littelfuse Proximity Sensors PROX SENSOR MINI FLANGE MOUNT
1,288Expected 07/07/2026
Min.: 1
Mult.: 1

Littelfuse NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY
38On Order
Min.: 1
Mult.: 1

Littelfuse NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY
57On Order
Min.: 1
Mult.: 1

Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 50K OHM 5% LUG Non-Stocked Lead-Time 3 Weeks
Min.: 1
Mult.: 1
Littelfuse NTC (Negative Temperature Coefficient) Thermistors 10K OHM .5% DEG C PROBE ASMB Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1

Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS Non-Stocked Lead-Time 20 Weeks
Min.: 250
Mult.: 250
Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS Non-Stocked
Min.: 200
Mult.: 100
Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS Non-Stocked
Min.: 100
Mult.: 100
Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS Non-Stocked Lead-Time 16 Weeks
Min.: 250
Mult.: 250

Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 0.3125" PIPE Non-Stocked
Min.: 1
Mult.: 1
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 0.500" PIPE Non-Stocked
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Mult.: 1
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 0.375" PIPE Non-Stocked
Min.: 1
Mult.: 1
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 0.250" PIPE Non-Stocked
Min.: 1
Mult.: 1
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 0.625" PIPE Non-Stocked
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Mult.: 1
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 0.875" PIPE Non-Stocked
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Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 0.750" PIPE Non-Stocked
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Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, 10K 1%, 1.0" PIPE CL Non-Stocked
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Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 3% LUG Non-Stocked
Min.: 1
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Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K OHM 3% LUG Non-Stocked Lead-Time 16 Weeks
Min.: 1
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Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 3% BEAD Non-Stocked
Min.: 1
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Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 20K OHM 3% LUG Non-Stocked
Min.: 1
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Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 20K OHM 5% LUG Non-Stocked
Min.: 1
Mult.: 1