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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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.
MOSFETs TO247 650V 80A N-CH X2CLASS IXTH80N65X2 IXYS 1: $19.16 214In Stock	Mfr. Part No. IXTH80N65X2 Mouser Part No 747-IXTH80N65X2	IXYS	MOSFETs TO247 650V 80A N-CH X2CLASS Learn More about IXYS x2 hiperfet mosfets	Datasheet	214In Stock	$19.16 $12.62 $10.97 $10.59	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 15V 600W BI-DIR SZP6SMB AEC-Q101 SZP6SMB15CAT3G Littelfuse 1: $0.75 10,021In Stock	Mfr. Part No. SZP6SMB15CAT3G Mouser Part No 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 $0.75 $0.394 $0.327 $0.25 Reel $0.161 View $0.225 $0.154 $0.153 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Cartridge Fuses 250V .125A Fast Acting 0216.125MXP Littelfuse 1: $2.31 1,292In Stock	Mfr. Part No. 0216.125MXP Mouser Part No 576-0216.125MXP	Littelfuse	Cartridge Fuses 250V .125A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,292In Stock	$2.31 $1.92 $1.78 $1.47 View $1.36 $1.22 $1.13 $0.975	Min.: 1 Mult.: 1
Cartridge Fuses 250V 2.5A Fast Acting 021602.5MXEP Littelfuse 1: $2.99 2,056In Stock	Mfr. Part No. 021602.5MXEP Mouser Part No 576-021602.5MXEP	Littelfuse	Cartridge Fuses 250V 2.5A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	2,056In Stock	$2.99 $2.48 $2.29 $1.36 View $1.30 $1.29	Min.: 1 Mult.: 1
Cartridge Fuses 250V 1A IEC TD EBC 0219001.MXABP Littelfuse 1: $3.68 1,626In Stock	Mfr. Part No. 0219001.MXABP Mouser Part No 576-0219001.MXABP	Littelfuse	Cartridge Fuses 250V 1A IEC TD EBC Learn More about Littelfuse 219 xa cartridge fuses	Datasheet	1,626In Stock	$3.68 $3.05 $2.69 $2.34 View $2.16 $1.94 $1.80 $1.62	Min.: 1 Mult.: 1
Cartridge Fuses 250V 5A Medium Acting 0234005.MXP Littelfuse 1: $1.56 13,797In Stock	Mfr. Part No. 0234005.MXP Mouser Part No 576-0234005.MXP	Littelfuse	Cartridge Fuses 250V 5A Medium Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	13,797In Stock	$1.56 $1.29 $1.17 $0.989 View $0.901 $0.82 $0.756 $0.726	Min.: 1 Mult.: 1
Cartridge Fuses 250V .8A Slo-Blo 3AB 0326.800MXP Littelfuse 1: $2.70 1,728In Stock	Mfr. Part No. 0326.800MXP Mouser Part No 576-0326.800MXP	Littelfuse	Cartridge Fuses 250V .8A Slo-Blo 3AB Learn More about Littelfuse 6x32 3ab3ag fuseholders	Datasheet	1,728In Stock	$2.70 $2.24 $2.07 $1.72 View $1.59 $1.43 $1.31 $1.15	Min.: 1 Mult.: 1
MOSFETs TO220 300V 72A N-CH X3CLASS IXFP72N30X3M IXYS 1: $12.84 953In Stock	Mfr. Part No. IXFP72N30X3M Mouser Part No 747-IXFP72N30X3M	IXYS	MOSFETs TO220 300V 72A N-CH X3CLASS Learn More about IXYS x3 hiperfet mosfets	Datasheet	953In Stock	$12.84 $7.26 $6.72 $6.69	Min.: 1 Mult.: 1
Gate Drivers 14-Ampere Low-Side Ultrafast MOSFET IXDI614SI IXYS Integrated Circuits 1: $4.44 1,364In Stock	Mfr. Part No. IXDI614SI Mouser Part No 849-IXDI614SI	IXYS Integrated Circuits	Gate Drivers 14-Ampere Low-Side Ultrafast MOSFET Learn More about IXYS Integrated Circuits ixys ixd 614 mosfet gate drivers	Datasheet	1,364In Stock	$4.44 $3.43 $3.16 $2.65 View $2.54 $2.51 $2.50	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 36V 600W BI-DIR SZP6SMB AEC-Q101 SZP6SMB36CAT3G Littelfuse 1: $0.79 15,528In Stock	Mfr. Part No. SZP6SMB36CAT3G Mouser Part No 863-SZP6SMB36CAT3G	Littelfuse	ESD Protection Diodes / TVS Diodes 36V 600W BI-DIR SZP6SMB AEC-Q101 Learn More about Littelfuse automotive tvs diodes	Datasheet	15,528In Stock	Cut Tape $0.79 $0.388 $0.327 $0.25 Reel $0.175 View $0.246 $0.169 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Cartridge Fuses 250V 1.6A Slo-Blo 021301.6MXP Littelfuse 1: $1.18 3,343In Stock	Mfr. Part No. 021301.6MXP Mouser Part No 576-021301.6MXP	Littelfuse	Cartridge Fuses 250V 1.6A Slo-Blo Learn More about Littelfuse 5x20 fuseholders	Datasheet	3,343In Stock	$1.18 $0.666 $0.602	Min.: 1 Mult.: 1
Cartridge Fuses 250V 1.6A Slo-Blo 021501.6MXP Littelfuse 1: $1.78 1,492In Stock	Mfr. Part No. 021501.6MXP Mouser Part No 576-021501.6MXP	Littelfuse	Cartridge Fuses 250V 1.6A Slo-Blo Learn More about Littelfuse 5x20 fuseholders	Datasheet	1,492In Stock	$1.78 $1.54 $1.42 $1.19 View $1.14 $1.07 $0.991 $0.99	Min.: 1 Mult.: 1
Cartridge Fuses 250 V 0.315A 5x20mm Fast Acting 0217.315MXP Littelfuse 1: $1.67 3,046In Stock	Mfr. Part No. 0217.315MXP Mouser Part No 576-0217.315MXP	Littelfuse	Cartridge Fuses 250 V 0.315A 5x20mm Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	3,046In Stock	$1.67 $1.40 $1.30 $1.08 View $0.988 $0.888 $0.819 $0.689	Min.: 1 Mult.: 1
Cartridge Fuses 250V 2.5A Slo-Blo 032602.5MXP Littelfuse 1: $2.70 1,245In Stock	Mfr. Part No. 032602.5MXP Mouser Part No 576-032602.5MXP	Littelfuse	Cartridge Fuses 250V 2.5A Slo-Blo Learn More about Littelfuse 6x32 3ab3ag fuseholders	Datasheet	1,245In Stock	$2.70 $2.24 $2.07 $1.72 View $1.59 $1.33	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1500W 70.1V Bi-Directional 1.5KE82CA Littelfuse 1: $1.13 7,616In Stock	Mfr. Part No. 1.5KE82CA Mouser Part No 576-1.5KE82CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 70.1V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	7,616In Stock	Cut Tape $1.13 $0.527 $0.46 $0.355 Reel $0.228 $0.227	Min.: 1 Mult.: 1 : 1,200
ESD Protection Diodes / TVS Diodes 3.0SMCJ - CA 48V 3.0SMCJ48CA Littelfuse 1: $1.32 8,800In Stock 6,000Expected 06/10/2026	Mfr. Part No. 3.0SMCJ48CA Mouser Part No 576-3.0SMCJ48CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3.0SMCJ - CA 48V Learn More about Littelfuse 30smcj tvs diodes	Datasheet	8,800In Stock 6,000Expected 06/10/2026	Cut Tape $1.32 $0.622 $0.554 $0.434 Reel $0.376 View $0.36 $0.354 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 5kW 22V 5% Uni-Directional 5.0SMDJ22A Littelfuse 1: $2.27 2,767In Stock	Mfr. Part No. 5.0SMDJ22A Mouser Part No 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 $2.27 $1.20 $0.993 $0.84 $0.728 Reel $0.63 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 6Vso 4VAC 485A 5KP6.0CA Littelfuse 1: $4.00 1,706In Stock	Mfr. Part No. 5KP6.0CA Mouser Part No 576-5KP6.0CA	Littelfuse	ESD Protection Diodes / TVS Diodes 6Vso 4VAC 485A Learn More about Littelfuse 5kp tvs diodes	Datasheet	1,706In Stock	Cut Tape $4.00 $2.17 $1.95 $1.33 Reel $1.32	Min.: 1 Mult.: 1 : 800
MOSFETs TO263 250V 80A N-CH X3CLASS IXFA80N25X3-TRL IXYS 1: $6.58 512In Stock	Mfr. Part No. IXFA80N25X3-TRL Mouser Part No 576-IXFA80N25X3-TRL	IXYS	MOSFETs TO263 250V 80A N-CH X3CLASS Learn More about IXYS x3 hiperfet mosfets	Datasheet	512In Stock	Cut Tape $6.58 Reel $6.58	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes 15.3V 400W 5% Uni-directional P4SMA18A Littelfuse 1: $0.46 20,235In Stock	Mfr. Part No. P4SMA18A Mouser Part No 576-P4SMA18A	Littelfuse	ESD Protection Diodes / TVS Diodes 15.3V 400W 5% Uni-directional Learn More about Littelfuse tvsdiodes	Datasheet	20,235In Stock	Cut Tape $0.46 $0.231 $0.169 $0.147 View Reel $0.096 $0.113 $0.096 $0.096 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 1.5kW 16V 5% Bi-Directional SMCJ16CA Littelfuse 1: $0.83 13,760In Stock 8,100Expected 07/10/2026	Mfr. Part No. SMCJ16CA Mouser Part No 576-SMCJ16CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 16V 5% Bi-Directional Learn More about Littelfuse smcj tvs 1500w diodes	Datasheet	13,760In Stock 8,100Expected 07/10/2026	Cut Tape $0.83 $0.446 $0.372 $0.298 $0.273 Reel $0.196 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
MOSFETs TO247 250V 120A N-CH X3CLASS IXFH120N25X3 IXYS 1: $17.84 886In Stock	Mfr. Part No. IXFH120N25X3 Mouser Part No 747-IXFH120N25X3	IXYS	MOSFETs TO247 250V 120A N-CH X3CLASS Learn More about IXYS x3 hiperfet mosfets	Datasheet	886In Stock	$17.84 $10.24	Min.: 1 Mult.: 1
MOSFET Modules 650V/78A miniBLOC SOT-227 IXFN100N65X2 IXYS 1: $40.05 314In Stock	Mfr. Part No. IXFN100N65X2 Mouser Part No 747-IXFN100N65X2	IXYS	MOSFET Modules 650V/78A miniBLOC SOT-227 Learn More about IXYS x2 hiperfet mosfets	Datasheet	314In Stock	$40.05 $28.52	Min.: 1 Mult.: 1
Bridge Rectifiers Standard Rectifier 1600V, 62A VUO62-16NO7 IXYS 1: $48.00 201In Stock	Mfr. Part No. VUO62-16NO7 Mouser Part No 747-VUO62-16NO7	IXYS	Bridge Rectifiers Standard Rectifier 1600V, 62A Learn More about IXYS 3 phase rectifier bridges	Datasheet	201In Stock	$48.00 $30.97 $30.86	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes ESD 30V BI AK3-030C-Y Littelfuse 1: $17.94 43In Stock	Mfr. Part No. AK3-030C-Y Mouser Part No 576-AK3-030C-Y	Littelfuse	ESD Protection Diodes / TVS Diodes ESD 30V BI Learn More about Littelfuse tvsdiodes	Datasheet	43In Stock	$17.94 $11.92 $11.87	Min.: 1 Mult.: 1

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