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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 (CAD) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes TVS SMTO HI-POWER 36A 5mA 2uA SM8S36A Littelfuse 1: $5.98 1,182In Stock	Mfr. Part # SM8S36A Mouser Part # 576-SM8S36A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS SMTO HI-POWER 36A 5mA 2uA Learn More about Littelfuse sm8s tvs diodes	Datasheet	1,182In Stock	Cut Tape $5.98 $3.92 $3.28 $2.84 Reel $2.19 $2.06 MouseReel Available	Min.: 1 Mult.: 1 : 500
Cartridge Fuses 250V 4A Slo-Blo 0215004.MXEP Littelfuse 1: $4.65 10,001In Stock	Mfr. Part # 0215004.MXEP Mouser Part # 576-0215004.MXEP	Littelfuse	Cartridge Fuses 250V 4A Slo-Blo Learn More about Littelfuse 5x20 fuseholders	Datasheet	10,001In Stock	$4.65 $3.86 $3.23 $2.87 View $2.53 $2.36 $2.19 $2.04 $2.02	Min.: 1 Mult.: 1
Cartridge Fuses 250V 8A Medium Acting 0234008.MXP Littelfuse 1: $1.66 24,035In Stock	Mfr. Part # 0234008.MXP Mouser Part # 576-0234008.MXP	Littelfuse	Cartridge Fuses 250V 8A Medium Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	24,035In Stock	$1.66 $1.43 $1.34 $1.13 View $1.09 $1.04 $1.00 $0.94 $0.936	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 5kW 51V 5% Uni-Directional 5.0SMDJ51A Littelfuse 1: $3.12 29,302In Stock	Mfr. Part # 5.0SMDJ51A Mouser Part # 576-5.0SMDJ51A	Littelfuse	ESD Protection Diodes / TVS Diodes 5kW 51V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	29,302In Stock	Cut Tape $3.12 $2.29 $1.71 $1.54 View Reel $0.907 $1.24 $1.14 $0.907 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
MOSFET Modules 650V/145A Ultra Junction X2-Class IXFN150N65X2 IXYS 1: $91.66 851In Stock	Mfr. Part # IXFN150N65X2 Mouser Part # 747-IXFN150N65X2	IXYS	MOSFET Modules 650V/145A Ultra Junction X2-Class Learn More about IXYS x2 hiperfet mosfets	Datasheet	851In Stock	$91.66 $73.67	Min.: 1 Mult.: 1
Gate Drivers 14-Ampere Low-Side Ultrafast MOSFET IXDN614CI IXYS Integrated Circuits 1: $8.65 7,328In Stock	Mfr. Part # IXDN614CI Mouser Part # 849-IXDN614CI	IXYS Integrated Circuits	Gate Drivers 14-Ampere Low-Side Ultrafast MOSFET Learn More about IXYS Integrated Circuits ixys ixd 614 mosfet gate drivers	Datasheet	7,328In Stock	$8.65 $6.60 $5.44 $5.26 View $5.08 $5.00 $4.55 $4.54	Min.: 1 Mult.: 1
MOSFETs TO220 200V 72A N-CH X3CLASS IXFP72N20X3 IXYS 1: $16.39 3,498In Stock	Mfr. Part # IXFP72N20X3 Mouser Part # 747-IXFP72N20X3	IXYS	MOSFETs TO220 200V 72A N-CH X3CLASS Learn More about IXYS x3 hiperfet mosfets	Datasheet	3,498In Stock	$16.39 $9.16 $8.44 $8.34	Min.: 1 Mult.: 1
Bridge Rectifiers 190 Amps 1200V VUO190-12NO7 IXYS 1: $134.76 167In Stock	Mfr. Part # VUO190-12NO7 Mouser Part # 747-VUO190-12NO7	IXYS	Bridge Rectifiers 190 Amps 1200V Learn More about IXYS 3 phase rectifier bridges	Datasheet	167In Stock	$134.76 $117.10 $105.93	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 33V 200W UNI-DIR SZSMF AEC-Q101 SZSMF33AT1G Littelfuse 1: $0.965 178,651In Stock	Mfr. Part # SZSMF33AT1G Mouser Part # 863-SZSMF33AT1G	Littelfuse	ESD Protection Diodes / TVS Diodes 33V 200W UNI-DIR SZSMF AEC-Q101 Learn More about Littelfuse tvsdiodes	Datasheet	178,651In Stock	Cut Tape $0.965 $0.544 $0.433 $0.35 Reel $0.223 View $0.33 $0.204 $0.203 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
MOSFET Modules MBLOC 200V 300A N-CH X3CLASS IXFN300N20X3 IXYS 1: $74.13 558In Stock	Mfr. Part # IXFN300N20X3 Mouser Part # 747-IXFN300N20X3	IXYS	MOSFET Modules MBLOC 200V 300A N-CH X3CLASS Learn More about IXYS x3 hiperfet mosfets	Datasheet	558In Stock	$74.13 $61.57	Min.: 1 Mult.: 1
IGBT Modules 1700V/85A High Voltage XPT IGBT IXYN30N170CV1 IXYS 1: $81.26 411In Stock	Mfr. Part # IXYN30N170CV1 Mouser Part # 747-IXYN30N170CV1	IXYS	IGBT Modules 1700V/85A High Voltage XPT IGBT Learn More about IXYS 1700v xpt igbts	Datasheet	411In Stock	$81.26 $65.38	Min.: 1 Mult.: 1
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10975 Littelfuse 1: $13.54 3,210In Stock	Mfr. Part # USP10975 Mouser Part # 803-USP10975	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	3,210In Stock	$13.54 $12.66 $12.10 $11.85 View $11.75 $11.42	Min.: 1 Mult.: 1
MOSFET Modules MBLOC 150V 400A N-CH X3CLASS IXFN400N15X3 IXYS 1: $79.17 525In Stock	Mfr. Part # IXFN400N15X3 Mouser Part # 747-IXFN400N15X3	IXYS	MOSFET Modules MBLOC 150V 400A N-CH X3CLASS Learn More about IXYS x3 hiperfet mosfets	Datasheet	525In Stock	$79.17 $63.33 $61.57	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes ESD 380V BI AK1-380C-Y Littelfuse 1: $41.77 298In Stock	Mfr. Part # AK1-380C-Y Mouser Part # 576-AK1-380C-Y	Littelfuse	ESD Protection Diodes / TVS Diodes ESD 380V BI Learn More about Littelfuse tvsdiodes	Datasheet	298In Stock	$41.77 $30.77 $30.27 $30.25	Min.: 1 Mult.: 1
IGBT Modules 650V/234A Trench IGBT GenX4 XPT IXXN110N65C4H1 IXYS 1: $49.64 740In Stock End of Life	Mfr. Part # IXXN110N65C4H1 Mouser Part # 747-IXXN110N65C4H1 End of Life	IXYS	IGBT Modules 650V/234A Trench IGBT GenX4 XPT	Datasheet	740In Stock	$49.64 $38.13 $36.66	Min.: 1 Mult.: 1
Cartridge Fuses 250V .032A Time Lag (Slo-Blo) 0218.032MXEP Littelfuse 1: $6.64 1,989In Stock	Mfr. Part # 0218.032MXEP Mouser Part # 576-0218.032MXEP	Littelfuse	Cartridge Fuses 250V .032A Time Lag (Slo-Blo) Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,989In Stock	$6.64 $6.18 $5.96 $4.69 View $3.89 $3.73 $3.36	Min.: 1 Mult.: 1
Cartridge Fuses 250V 1.6A Slo-Blo 021501.6MXP Littelfuse 1: $2.46 1,451In Stock	Mfr. Part # 021501.6MXP Mouser Part # 576-021501.6MXP	Littelfuse	Cartridge Fuses 250V 1.6A Slo-Blo Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,451In Stock	$2.46 $2.16 $1.99 $1.74 View $1.64 $1.56 $1.47 $1.43	Min.: 1 Mult.: 1
Cartridge Fuses 250V 1A Fast Acting 0216001.MXP Littelfuse 1: $2.42 6,522In Stock	Mfr. Part # 0216001.MXP Mouser Part # 576-0216001.MXP	Littelfuse	Cartridge Fuses 250V 1A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	6,522In Stock	$2.42 $2.06 $1.92 $1.34 $1.27	Min.: 1 Mult.: 1
Cartridge Fuses 250 V 0.315A 5x20mm Fast Acting 0217.315MXP Littelfuse 1: $2.43 2,906In Stock	Mfr. Part # 0217.315MXP Mouser Part # 576-0217.315MXP	Littelfuse	Cartridge Fuses 250 V 0.315A 5x20mm Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	2,906In Stock	$2.43 $2.02 $1.87 $1.56 View $1.42 $1.28 $1.18 $0.992	Min.: 1 Mult.: 1
Cartridge Fuses 250V 2.5A Slo-Blo 032602.5MXP Littelfuse 1: $3.89 1,194In Stock	Mfr. Part # 032602.5MXP Mouser Part # 576-032602.5MXP	Littelfuse	Cartridge Fuses 250V 2.5A Slo-Blo Learn More about Littelfuse 6x32 3ab3ag fuseholders	Datasheet	1,194In Stock	$3.89 $3.23 $2.98 $2.48 View $2.29 $1.67 $1.66	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 3.0SMCJ - CA 48V 3.0SMCJ48CA Littelfuse 1: $1.90 14,500In Stock	Mfr. Part # 3.0SMCJ48CA Mouser Part # 576-3.0SMCJ48CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3.0SMCJ - CA 48V Learn More about Littelfuse 30smcj tvs diodes	Datasheet	14,500In Stock	Cut Tape $1.90 $1.20 $0.897 $0.798 Reel $0.602 View $0.625 $0.583 $0.553 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 5kW 22V 5% Uni-Directional 5.0SMDJ22A Littelfuse 1: $3.53 2,767In Stock	Mfr. Part # 5.0SMDJ22A Mouser Part # 576-5.0SMDJ22A	Littelfuse	ESD Protection Diodes / TVS Diodes 5kW 22V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	2,767In Stock	Cut Tape $3.53 $2.28 $1.73 $1.56 View Reel $0.907 $1.21 $1.11 $0.907 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 40Vso 31VAC 78A 5KP40A Littelfuse 1: $5.24 2,031In Stock 1,600Expected 2027-03-04	Mfr. Part # 5KP40A Mouser Part # 576-5KP40A	Littelfuse	ESD Protection Diodes / TVS Diodes 40Vso 31VAC 78A Learn More about Littelfuse 5kp tvs diodes	Datasheet	2,031In Stock 1,600Expected 2027-03-04	Cut Tape $5.24 $3.41 $2.72 $2.40 $1.71 Reel $1.71	Min.: 1 Mult.: 1 : 800
MOSFETs TO247 250V 120A N-CH X3CLASS IXFH120N25X3 IXYS 1: $25.69 886In Stock	Mfr. Part # IXFH120N25X3 Mouser Part # 747-IXFH120N25X3	IXYS	MOSFETs TO247 250V 120A N-CH X3CLASS Learn More about IXYS x3 hiperfet mosfets	Datasheet	886In Stock	$25.69 $14.95	Min.: 1 Mult.: 1
MOSFETs TO264 650V 120A N-CH X2CLASS IXTK120N65X2 IXYS 1: $41.57 407In Stock	Mfr. Part # IXTK120N65X2 Mouser Part # 747-IXTK120N65X2	IXYS	MOSFETs TO264 650V 120A N-CH X2CLASS Learn More about IXYS x2 hiperfet mosfets	Datasheet	407In Stock	$41.57 $28.89	Min.: 1 Mult.: 1

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