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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes 1.5kW 400V 5% Bi-Directional SMCJ400CA Littelfuse 1: Rp21.832 36.387In Stock 30.000On Order	Mfr. Part No. SMCJ400CA Mouser Part No 576-SMCJ400CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 400V 5% Bi-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	36.387In Stock 30.000On Order On Order Ship Dates Mfr. No: SMCJ400CA Stock: 36.387 Can Dispatch Immediately On Order: 6.000 Expected 06/10/2026 24.000 Expected 05/04/2027 Factory Lead Time: 34 Weeks	Cut Tape Rp21.832 Rp14.310 Rp9.852 Rp7.705 Rp7.540 Reel Rp6.605 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 1.5kW 40V 5% Uni-Directional SMCJ40A Littelfuse 1: Rp15.961 9.538In Stock	Mfr. Part No. SMCJ40A Mouser Part No 576-SMCJ40A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 40V 5% Uni-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	9.538In Stock	Cut Tape Rp15.961 Rp8.311 Rp6.384 Rp4.880 Reel Rp3.229 View Rp4.421 Rp3.009 Rp2.899 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 1.5kW 58V 5% Uni-Directional SMCJ58A Littelfuse 1: Rp14.493 14.013In Stock 53.700On Order	Mfr. Part No. SMCJ58A Mouser Part No 576-SMCJ58A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 58V 5% Uni-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	14.013In Stock 53.700On Order On Order Ship Dates Mfr. No: SMCJ58A Stock: 14.013 Can Dispatch Immediately On Order: 3.000 Expected 06/10/2026 23.700 Expected 15/10/2026 27.000 Expected 01/02/2027 Factory Lead Time: 34 Weeks	Cut Tape Rp14.493 Rp8.311 Rp5.779 Rp4.403 Reel Rp3.174 View Rp3.963 Rp3.100 Rp2.954 Rp2.899 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 1.5kW 58V 5% Bi-Directional SMCJ58CA Littelfuse 1: Rp15.961 22.429In Stock	Mfr. Part No. SMCJ58CA Mouser Part No 576-SMCJ58CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 58V 5% Bi-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	22.429In Stock	Cut Tape Rp15.961 Rp8.182 Rp6.696 Rp5.247 Rp4.990 Reel Rp3.853 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 1.5kW 60V 5% Bi-Directional SMCJ60CA Littelfuse 1: Rp17.796 13.701In Stock 12.000Expected 09/03/2027	Mfr. Part No. SMCJ60CA Mouser Part No 576-SMCJ60CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 60V 5% Bi-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	13.701In Stock 12.000Expected 09/03/2027	Cut Tape Rp17.796 Rp8.182 Rp7.228 Rp5.540 Rp5.137 Reel Rp3.853 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 1.5kW 7.5V 5% Bi-Directional SMCJ7.5CA Littelfuse 1: Rp18.346 10.202In Stock	Mfr. Part No. SMCJ7.5CA Mouser Part No 576-SMCJ7.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 7.5V 5% Bi-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	10.202In Stock	Cut Tape Rp18.346 Rp8.531 Rp7.357 Rp5.651 Rp5.339 Reel Rp3.853 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 1.5kW 78V 5% Bi-Directional SMCJ78CA Littelfuse 1: Rp16.695 7.314In Stock 12.000Expected 18/03/2027	Mfr. Part No. SMCJ78CA Mouser Part No 576-SMCJ78CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 78V 5% Bi-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	7.314In Stock 12.000Expected 18/03/2027	Cut Tape Rp16.695 Rp8.678 Rp6.678 Rp5.192 Rp4.880 Reel Rp3.853 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 130V 5% Bi-Directional SMDJ130CA Littelfuse 1: Rp27.702 5.949In Stock	Mfr. Part No. SMDJ130CA Mouser Part No 576-SMDJ130CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 130V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5.949In Stock	Cut Tape Rp27.702 Rp17.594 Rp15.723 Rp12.439 Rp12.127 Reel Rp9.907 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 170V 5% Bi-Directional SMDJ170CA Littelfuse 1: Rp46.599 3.513In Stock	Mfr. Part No. SMDJ170CA Mouser Part No 576-SMDJ170CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 170V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3.513In Stock	Cut Tape Rp46.599 Rp24.584 Rp20.364 Rp16.750 Rp16.640 Reel Rp15.172 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes SMDJ - CA 200V SMDJ200CA Littelfuse 1: Rp51.369 1.672In Stock	Mfr. Part No. SMDJ200CA Mouser Part No 576-SMDJ200CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMDJ - CA 200V Learn More about Littelfuse military uav systems	Datasheet	1.672In Stock	Cut Tape Rp51.369 Rp28.620 Rp23.850 Rp19.263 Reel Rp17.025 Rp16.878 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 26V 5% Bi-Directional SMDJ26CA Littelfuse 1: Rp25.684 3.270In Stock	Mfr. Part No. SMDJ26CA Mouser Part No 576-SMDJ26CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 26V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3.270In Stock	Cut Tape Rp25.684 Rp16.273 Rp14.071 Rp11.466 Rp10.751 Reel Rp9.191 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 28V 5% Bi-Directional SMDJ28CA Littelfuse 1: Rp19.263 10.228In Stock 9.000Expected 16/06/2027	Mfr. Part No. SMDJ28CA Mouser Part No 576-SMDJ28CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 28V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	10.228In Stock 9.000Expected 16/06/2027	Cut Tape Rp19.263 Rp19.080 Rp14.438 Rp11.576 Rp11.375 Reel Rp9.191 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 30V 5% Uni-Directional SMDJ30A Littelfuse 1: Rp27.336 15.799In Stock	Mfr. Part No. SMDJ30A Mouser Part No 576-SMDJ30A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 30V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	15.799In Stock	Cut Tape Rp27.336 Rp13.833 Rp11.283 Rp9.136 Rp8.623 Reel Rp7.265 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 33V 5% Uni-Directional SMDJ33A Littelfuse 1: Rp28.620 10.427In Stock 9.000Expected 24/11/2026	Mfr. Part No. SMDJ33A Mouser Part No 576-SMDJ33A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 33V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	10.427In Stock 9.000Expected 24/11/2026	Cut Tape Rp28.620 Rp13.833 Rp11.943 Rp9.375 Rp8.898 Reel Rp7.265 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 6V 5% Bi-Directional SMDJ6.0CA Littelfuse 1: Rp30.638 4.308In Stock	Mfr. Part No. SMDJ6.0CA Mouser Part No 576-SMDJ6.0CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 6V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	4.308In Stock	Cut Tape Rp30.638 Rp14.658 Rp12.806 Rp10.054 Rp8.953 Reel Rp7.834 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 6.5V 5% Bi-Directional SMDJ6.5CA Littelfuse 1: Rp30.638 4.530In Stock 6.000Expected 25/02/2027	Mfr. Part No. SMDJ6.5CA Mouser Part No 576-SMDJ6.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 6.5V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	4.530In Stock 6.000Expected 25/02/2027	Cut Tape Rp30.638 Rp14.658 Rp12.806 Rp10.054 Rp9.540 Reel Rp7.834 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 8V 5% Uni-Directional SMDJ8.0A Littelfuse 1: Rp27.886 3.989In Stock	Mfr. Part No. SMDJ8.0A Mouser Part No 576-SMDJ8.0A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 8V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3.989In Stock	Cut Tape Rp27.886 Rp13.833 Rp11.668 Rp9.136 Rp8.292 Reel Rp7.265 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 9V 5% Bi-Directional SMDJ9.0CA Littelfuse 1: Rp30.638 5.999In Stock	Mfr. Part No. SMDJ9.0CA Mouser Part No 576-SMDJ9.0CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 9V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5.999In Stock	Cut Tape Rp30.638 Rp14.658 Rp12.017 Rp9.632 Rp9.540 Reel Rp7.834 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 90V 5% Uni-Directional SMDJ90A Littelfuse 1: Rp29.354 5.572In Stock 6.000Expected 06/10/2026	Mfr. Part No. SMDJ90A Mouser Part No 576-SMDJ90A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 90V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5.572In Stock 6.000Expected 06/10/2026	Cut Tape Rp29.354 Rp14.658 Rp12.273 Rp9.632 Rp9.155 Reel Rp7.265 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 3kW 90V 5% Bi-Directional SMDJ90CA Littelfuse 1: Rp10.824 5.095In Stock	Mfr. Part No. SMDJ90CA Mouser Part No 576-SMDJ90CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 90V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5.095In Stock	Cut Tape Rp10.824 Rp10.787 Rp10.274 Rp8.788 Rp8.769 Reel Rp8.659 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes SMF - CA 12V SMF12CA Littelfuse 1: Rp11.008 21.355In Stock 18.000Expected 19/10/2026	Mfr. Part No. SMF12CA Mouser Part No 576-SMF12CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 12V Learn More about Littelfuse smf tvs diodes	Datasheet	21.355In Stock 18.000Expected 19/10/2026	Cut Tape Rp11.008 Rp4.990 Rp4.293 Rp3.302 Reel Rp2.073 View Rp3.174 Rp1.890 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 200W 13V 5% Uni-directional SMF13A-T13 Littelfuse 1: Rp9.540 17.230In Stock	Mfr. Part No. SMF13A-T13 Mouser Part No 576-SMF13A-T13	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 13V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	17.230In Stock	Cut Tape Rp9.540 Rp4.366 Rp3.724 Rp2.862 View Reel Rp1.578 Rp2.623 Rp2.348 Rp2.238 Rp1.578 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes SMF - CA 13V SMF13CA Littelfuse 1: Rp10.824 29.855In Stock	Mfr. Part No. SMF13CA Mouser Part No 576-SMF13CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 13V Learn More about Littelfuse smf tvs diodes	Datasheet	29.855In Stock	Cut Tape Rp10.824 Rp4.990 Rp4.220 Rp3.302 Reel Rp2.091 View Rp3.009 Rp2.073 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes SMF - CA 14V SMF14CA Littelfuse 1: Rp11.008 24.350In Stock 27.000On Order	Mfr. Part No. SMF14CA Mouser Part No 576-SMF14CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 14V Learn More about Littelfuse smf tvs diodes	Datasheet	24.350In Stock 27.000On Order On Order Ship Dates Mfr. No: SMF14CA Stock: 24.350 Can Dispatch Immediately On Order: 3.000 Expected 19/11/2026 24.000 Expected 24/11/2026 Factory Lead Time: 18 Weeks	Cut Tape Rp11.008 Rp5.302 Rp4.733 Rp3.577 Reel Rp2.330 View Rp2.165 Rp1.908 Rp1.890 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes SMF - CA 15V SMF15CA Littelfuse 1: Rp11.008 59.654In Stock 48.000Expected 11/01/2027	Mfr. Part No. SMF15CA Mouser Part No 576-SMF15CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 15V Learn More about Littelfuse smf tvs diodes	Datasheet	59.654In Stock 48.000Expected 11/01/2027	Cut Tape Rp11.008 Rp4.990 Rp4.293 Rp3.302 Reel Rp2.073 View Rp3.174 Rp1.890 MouseReel Available	Min.: 1 Mult.: 1 : 3.000

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