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.

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Qty. RoHS ECAD Model Fuse Size/Group
Product
Current Rating
Voltage Rating DC
Interrupt Rating
Mounting Style
Termination Style
Fuse Type
Color
Indicator Style
Minimum Operating Temperature
Maximum Operating Temperature
Series
Packaging
Resistance
Littelfuse Automotive Fuses ATOF 32V 35A
Datasheet
Product Comments
196In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 35 A 32 VDC Blade Medium / Normal Blow Blue-Green Element Window 287 Bulk
Littelfuse Automotive Fuses ATOF 32V 35A
Datasheet
Product Comments
282In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 35 A 32 VDC Blade Medium / Normal Blow Blue-Green Element Window 287 Bulk
Littelfuse Automotive Fuses ATOF 32V 1A Low-Current Nylon
Datasheet
Product Comments
25.168In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 1 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Black Element Window - 40 C + 105 C 287 Bulk 123 mOhms
Littelfuse Automotive Fuses ATOF 32V 2A Low-Current Nylon
Datasheet
Product Comments
48.997In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 2 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Gray Element Window - 40 C + 105 C 287 Bulk 53.5 mOhms
Littelfuse Automotive Fuses ATOF 32V 3A Low-Current Nylon
Datasheet
Product Comments
46.965In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 3 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Purple/Violet Element Window - 40 C + 105 C 287 Bulk 31.1 mOhms
Littelfuse Automotive Fuses ATOF 32V 5A Low-Current Nylon
Datasheet
Product Comments
26.273In Stock
16.000Expected 26/02/2026
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 5 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Brown (Tan) Element Window 287 Bulk
Littelfuse Automotive Fuses ATOF 32V 10A Low-Current Nylon
Datasheet
Product Comments
50.023In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 10 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Red Element Window - 40 C + 105 C 287 Bulk 7.7 mOhms
Littelfuse Automotive Fuses ATOF 32V 15A Low-Current Nylon
Datasheet
Product Comments
11.358In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 15 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Blue Element Window - 40 C + 105 C 287 Bulk 31.1 mOhms
Littelfuse Automotive Fuses ATOF 32V 20A Low-Current Nylon
Datasheet
Product Comments
37.292In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 20 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Yellow Element Window 287 Bulk
Littelfuse Automotive Fuses ATOF 32V 40A Low-Current Nylon
Datasheet
Product Comments
35.133In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 40 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Orange Element Window 287 Bulk
Littelfuse Automotive Fuses ATOF 32V 7.5A Low-Current Nylon
Datasheet
Product Comments
8.320In Stock
8.000Expected 05/03/2026
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 7.5 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Brown Element Window - 40 C + 125 C 287 Bulk 10.91 mOhms
Littelfuse Automotive Fuses 32VDC 15A ATOF Nylon
Datasheet
Product Comments
8.073In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 15 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Blue Element Window - 40 C + 105 C 287 Bulk 4.8 mOhms
Littelfuse Automotive Fuses ATOF 32V 25A Low-Current Nylon
Datasheet
Product Comments
6.253In Stock
4.000Expected 11/03/2026
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 25 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Natural Element Window - 40 C + 105 C 287 Bulk 2.52 mOhms
Littelfuse Automotive Fuses ATOF 32V 30A Low-Current Nylon
Datasheet
Product Comments
7.921In Stock
8.000Expected 09/03/2026
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 30 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Green Element Window - 40 C + 105 C 287 Bulk 1.97 mOhms
Littelfuse Automotive Fuses ATOF 32V 35A Low-Current Nylon
Datasheet
Product Comments
2.527In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 35 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Blue-Green Element Window - 40 C + 105 C 287 Bulk 1.61 mOhms
Littelfuse Automotive Fuses 32VDC 1A ATOF Nylon
Datasheet
Product Comments
2.873In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 1 A 32 VDC Holder Blade Medium / Normal Blow Black Element Window 287 Bulk
Littelfuse Automotive Fuses ATOF 32V 1A Low-Current Nylon
Datasheet
Product Comments
1.019In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 1 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Black Element Window - 40 C + 105 C 287 Bulk 123 mOhms
Littelfuse Automotive Fuses 32VDC 1A ATOF Nylon
Datasheet
Product Comments
3.828In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 1 A 32 VDC Holder Blade Medium / Normal Blow Black Element Window 287 Bulk
Littelfuse Automotive Fuses 32VDC 2A ATOF Nylon
Datasheet
Product Comments
600In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 2 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Gray Element Window - 40 C + 105 C 287 Bulk 53.5 mOhms
Littelfuse Automotive Fuses ATOF 32V 2A Low-Current Nylon
Datasheet
Product Comments
2.434In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 2 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Gray Element Window - 40 C + 105 C 287 Bulk 53.5 mOhms
Littelfuse Automotive Fuses 32VDC 2A ATOF Nylon
Datasheet
Product Comments
1.658In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 2 A 32 VDC Holder Blade Medium / Normal Blow Gray Element Window 287 Bulk
Littelfuse Automotive Fuses 32VDC 3A ATOF Nylon
Datasheet
Product Comments
1.480In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 3 A 32 VDC Holder Blade Medium / Normal Blow Purple/Violet Element Window 287 Bulk
Littelfuse Automotive Fuses ATOF 32V 3A Low-Current Nylon
Datasheet
Product Comments
663In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 3 A 32 VDC 1 kA at 32 VDC Holder Blade Medium / Normal Blow Purple/Violet Element Window - 40 C + 105 C 287 Bulk 31.1 mOhms
Littelfuse Automotive Fuses 32VDC 3A ATOF Nylon
Datasheet
Product Comments
2.998In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 3 A 32 VDC Holder Blade Medium / Normal Blow Purple/Violet Element Window 287 Bulk
Littelfuse Automotive Fuses 32VDC 4A ATOF Nylon
Datasheet
Product Comments
517In Stock
Min.: 1
Mult.: 1

ATO Sn Blade Fuses 4 A 32 VDC Holder Blade Medium / Normal Blow Pink Element Window 287 Bulk