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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 (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes 15V 600W BI-DIR SZP6SMB AEC-Q101 SZP6SMB15CAT3G Littelfuse 1: ¥136.2 10,021In Stock	Mfr. Part # SZP6SMB15CAT3G Mouser Part # 863-SZP6SMB15CAT3G	Littelfuse	ESD Protection Diodes / TVS Diodes 15V 600W BI-DIR SZP6SMB AEC-Q101 Learn More about Littelfuse automotive tvs diodes	Datasheet	10,021In Stock	Cut Tape ¥136.2 ¥65.6 ¥54.3 ¥41.5 Reel ¥28.4 View ¥37.4 ¥26.7 ¥26.2 ¥25.4 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Cartridge Fuses 250V .1A Fast Acting 0216.100MXP Littelfuse 1: ¥368.7 2,240In Stock	Mfr. Part # 0216.100MXP Mouser Part # 576-0216.100MXP	Littelfuse	Cartridge Fuses 250V .1A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	2,240In Stock	¥368.7 ¥318.9 ¥272.4 ¥244.2 View ¥225.9 ¥191 ¥174.4 ¥161.9	Min.: 1 Mult.: 1
Cartridge Fuses 250V 8A Fast Acting 0216008.MXEP Littelfuse 1: ¥299 1,069In Stock	Mfr. Part # 0216008.MXEP Mouser Part # 576-0216008.MXEP	Littelfuse	Cartridge Fuses 250V 8A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,069In Stock	¥299 ¥269.1 ¥239.2 ¥222.6 View ¥217.6 ¥214.3	Min.: 1 Mult.: 1
Cartridge Fuses 250V 1.6A Fast Acting 021601.6MXEP Littelfuse 1: ¥496.6 1,451In Stock	Mfr. Part # 021601.6MXEP Mouser Part # 576-021601.6MXEP	Littelfuse	Cartridge Fuses 250V 1.6A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,451In Stock	¥496.6 ¥411.9 ¥380.4 ¥315.6 View ¥290.7 ¥262.4 ¥240.8 ¥214.3	Min.: 1 Mult.: 1
Cartridge Fuses 250V 10A Fast Acting 0216010.MXP Littelfuse 1: ¥347.1 7,914In Stock	Mfr. Part # 0216010.MXP Mouser Part # 576-0216010.MXP	Littelfuse	Cartridge Fuses 250V 10A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	7,914In Stock	¥347.1 ¥290.7 ¥214.3 ¥199.3 View ¥176.1 ¥146.3 ¥146.2	Min.: 1 Mult.: 1
Cartridge Fuses 250V .04A Time Lag (Slo-Blo) 0218.040MXP Littelfuse 1: ¥493.3 965In Stock	Mfr. Part # 0218.040MXP Mouser Part # 576-0218.040MXP	Littelfuse	Cartridge Fuses 250V .04A Time Lag (Slo-Blo) Learn More about Littelfuse 5x20 fuseholders	Datasheet	965In Stock	¥493.3 ¥423.6 ¥393.7 ¥337.2 View ¥308.9 ¥284 ¥267.4 ¥265.8 ¥262.4	Min.: 1 Mult.: 1
Cartridge Fuses 250V .08A Time Lag (Slo-Blo) 0218.080MXP Littelfuse 1: ¥553.1 1,529In Stock	Mfr. Part # 0218.080MXP Mouser Part # 576-0218.080MXP	Littelfuse	Cartridge Fuses 250V .08A Time Lag (Slo-Blo) Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,529In Stock	¥553.1 ¥470.1 ¥318.9 ¥290.7 ¥262.4	Min.: 1 Mult.: 1
Cartridge Fuses 250V .3A Fast Acting 0235.300MXP Littelfuse 1: ¥234.2 11,843In Stock	Mfr. Part # 0235.300MXP Mouser Part # 576-0235.300MXP	Littelfuse	Cartridge Fuses 250V .3A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	11,843In Stock	¥234.2 ¥194.3 ¥179.4 ¥149 View ¥137.4 ¥123.6 ¥113.9 ¥94	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1500W 376V Uni-Directional 1.5KE440A Littelfuse 1: ¥98 8,741In Stock	Mfr. Part # 1.5KE440A Mouser Part # 576-1.5KE440A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 376V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	8,741In Stock	Cut Tape ¥98 ¥91.5 ¥60.1 ¥53 Reel ¥52.8 View ¥51.2 ¥51	Min.: 1 Mult.: 1 : 1,200
ESD Protection Diodes / TVS Diodes 58Vso 45VAC 53A 5KP58A Littelfuse 1: ¥543.1 3,659In Stock	Mfr. Part # 5KP58A Mouser Part # 576-5KP58A	Littelfuse	ESD Protection Diodes / TVS Diodes 58Vso 45VAC 53A Learn More about Littelfuse 5kp tvs diodes	Datasheet	3,659In Stock	Cut Tape ¥543.1 ¥295.7 ¥267.4 ¥172.7 Reel ¥171.1	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes 85.5Vr 600W 4.4A 5% Bi-Directional P6KE100CA Littelfuse 1: ¥119.6 11,345In Stock	Mfr. Part # P6KE100CA Mouser Part # 576-P6KE100CA	Littelfuse	ESD Protection Diodes / TVS Diodes 85.5Vr 600W 4.4A 5% Bi-Directional Learn More about Littelfuse p6ke diodes	Datasheet	11,345In Stock	Cut Tape ¥119.6 ¥57.6 ¥47.2 ¥35.9 View Reel ¥20.8 ¥32.2 ¥27.6 ¥20.8	Min.: 1 Mult.: 1 : 4,000
ESD Protection Diodes / TVS Diodes 10.2Vr 600W 36A 5% Uni-Directional P6KE12A Littelfuse 1: ¥91.4 12,940In Stock	Mfr. Part # P6KE12A Mouser Part # 576-P6KE12A	Littelfuse	ESD Protection Diodes / TVS Diodes 10.2Vr 600W 36A 5% Uni-Directional Learn More about Littelfuse p6ke diodes	Datasheet	12,940In Stock	Cut Tape ¥91.4 ¥47.8 ¥40.4 ¥31.7 View Reel ¥19.3 ¥28.9 ¥27.1 ¥19.3	Min.: 1 Mult.: 1 : 4,000
ESD Protection Diodes / TVS Diodes SA16CA Bi-Directional SA16CA Littelfuse 1: ¥101.3 10,156In Stock	Mfr. Part # SA16CA Mouser Part # 576-SA16CA	Littelfuse	ESD Protection Diodes / TVS Diodes SA16CA Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	10,156In Stock	Cut Tape ¥101.3 ¥64.1 ¥49.5 ¥40.2 Reel ¥24.1 View ¥36.2 ¥31.1 ¥23.8	Min.: 1 Mult.: 1 : 4,000
ESD Protection Diodes / TVS Diodes 400W 22V 5% Uni-Directional SMAJ22A Littelfuse 1: ¥44.8 87,473In Stock	Mfr. Part # SMAJ22A Mouser Part # 576-SMAJ22A	Littelfuse	ESD Protection Diodes / TVS Diodes 400W 22V 5% Uni-Directional Learn More about Littelfuse smaj tvs 400w diodes	Datasheet	87,473In Stock	Cut Tape ¥44.8 ¥23.6 ¥20.8 ¥17.1 Reel ¥13.5 View ¥16.9 ¥16.3 ¥11.6 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes SMF - CA 20V SMF20CA Littelfuse 1: ¥94.7 36,420In Stock	Mfr. Part # SMF20CA Mouser Part # 576-SMF20CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 20V Learn More about Littelfuse smf tvs diodes	Datasheet	36,420In Stock	Cut Tape ¥94.7 ¥45.2 ¥37 ¥29.9 Reel ¥16.9 View ¥24.9 ¥16.6 ¥16.3 ¥15.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
MOSFETs MOSFET 650V/22A Ultra Junction X2 IXFP22N65X2 IXYS 1: ¥1,257.4 729In Stock	Mfr. Part # IXFP22N65X2 Mouser Part # 747-IXFP22N65X2	IXYS	MOSFETs MOSFET 650V/22A Ultra Junction X2 Learn More about IXYS x2 hiperfet mosfets	Datasheet	729In Stock	¥1,257.4 ¥674.4 ¥588 ¥561.4	Min.: 1 Mult.: 1
MOSFETs N-Ch 200V Enh FET 200Vdgr 300A 4mOhm IXFX300N20X3 IXYS 1: ¥6,532.7 218In Stock	Mfr. Part # IXFX300N20X3 Mouser Part # 747-IXFX300N20X3	IXYS	MOSFETs N-Ch 200V Enh FET 200Vdgr 300A 4mOhm Learn More about IXYS x3 hiperfet mosfets	Datasheet	218In Stock	¥6,532.7 ¥4,690.7	Min.: 1 Mult.: 1
Cartridge Fuses 250V 4A Fast Acting 0216004.MXP Littelfuse 1: ¥337.2 9,792In Stock	Mfr. Part # 0216004.MXP Mouser Part # 576-0216004.MXP	Littelfuse	Cartridge Fuses 250V 4A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	9,792In Stock	¥337.2 ¥201 ¥186 ¥158.6 View ¥147.2 ¥146.3 ¥146.2	Min.: 1 Mult.: 1
Cartridge Fuses 250 V 0.2A 5x20mm Fast Acting 0217.200MXP Littelfuse 1: ¥280.7 6,570In Stock	Mfr. Part # 0217.200MXP Mouser Part # 576-0217.200MXP	Littelfuse	Cartridge Fuses 250 V 0.2A 5x20mm Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	6,570In Stock	¥280.7 ¥232.5 ¥215.9 ¥179.4 View ¥164.1 ¥147.5 ¥136 ¥130.9	Min.: 1 Mult.: 1
Cartridge Fuses 250V 15A Time Lag (Slo-Blo) 0218015.MXEP Littelfuse 1: ¥538.2 3,575In Stock	Mfr. Part # 0218015.MXEP Mouser Part # 576-0218015.MXEP	Littelfuse	Cartridge Fuses 250V 15A Time Lag (Slo-Blo) Learn More about Littelfuse 5x20 fuseholders	Datasheet	3,575In Stock	¥538.2 ¥446.8 ¥300.6 ¥264.1 View ¥249.2 ¥239.2 ¥235.9 ¥234.2	Min.: 1 Mult.: 1
Cartridge Fuses 250V 3.15A Time Lag (Slo-Blo) 02183.15MXEP Littelfuse 1: ¥418.6 1,392In Stock	Mfr. Part # 02183.15MXEP Mouser Part # 576-02183.15MXEP	Littelfuse	Cartridge Fuses 250V 3.15A Time Lag (Slo-Blo) Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,392In Stock	¥418.6 ¥348.8 ¥322.2 ¥267.4 View ¥245.8 ¥220.9 ¥206 ¥177.7	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 5kW 24V 5% Bi-Directional 5.0SMDJ24CA Littelfuse 1: ¥353.8 5,594In Stock 6,000Expected 10/13/2026	Mfr. Part # 5.0SMDJ24CA Mouser Part # 576-5.0SMDJ24CA	Littelfuse	ESD Protection Diodes / TVS Diodes 5kW 24V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5,594In Stock 6,000Expected 10/13/2026	Cut Tape ¥353.8 ¥269.1 ¥212.6 ¥172.7 Reel ¥117.6 View ¥143.7 ¥131.7 ¥111.6 ¥108.6 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 5KP110CA 5KP110CA Littelfuse 1: ¥735.8 620In Stock	Mfr. Part # 5KP110CA Mouser Part # 576-5KP110CA	Littelfuse	ESD Protection Diodes / TVS Diodes 5KP110CA Learn More about Littelfuse 5kp tvs diodes	Datasheet	620In Stock	Cut Tape ¥735.8 ¥513.2 ¥481.7 ¥390.3 Reel ¥352.1	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes 6.5Vso 5VAC 447A 5KP6.5CA Littelfuse 1: ¥541.5 1,590In Stock	Mfr. Part # 5KP6.5CA Mouser Part # 576-5KP6.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes 6.5Vso 5VAC 447A Learn More about Littelfuse 5kp tvs diodes	Datasheet	1,590In Stock	Cut Tape ¥541.5 ¥358.8 ¥323.9 ¥254.1 Reel ¥219.3	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes 3kW 22V 5% Bi-Directional SMDJ22CA Littelfuse 1: ¥114.6 3,280In Stock	Mfr. Part # SMDJ22CA Mouser Part # 576-SMDJ22CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 22V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3,280In Stock	Cut Tape ¥114.6 ¥113.3 ¥105.5 ¥86.9 Reel ¥72.8 View ¥86.2 ¥70.9 MouseReel Available	Min.: 1 Mult.: 1 : 3,000

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Heat Pumps

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