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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 (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Cartridge Fuses 250V .75A Slo-Blo 0239.750MXP Littelfuse 1: $2.01 3,415In Stock	Mfr. Part No. 0239.750MXP Mouser Part No 576-0239.750MXP	Littelfuse	Cartridge Fuses 250V .75A Slo-Blo Learn More about Littelfuse 5x20 fuseholders	Datasheet	3,415In Stock	$2.01 $1.67 $1.55 $0.963 View $0.813 $0.812	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1.5kW 110V 5% Uni-Directional 1.5SMC110A Littelfuse 1: $1.52 6,373In Stock	Mfr. Part No. 1.5SMC110A Mouser Part No 576-1.5SMC110A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 110V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	6,373In Stock	Cut Tape $1.52 $0.706 $0.626 $0.483 Reel $0.314 View $0.468 $0.313 $0.288 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 540V 5% Uni-Directional 1.5SMC540A Littelfuse 1: $2.18 4,096In Stock	Mfr. Part No. 1.5SMC540A Mouser Part No 576-1.5SMC540A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 540V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	4,096In Stock	Cut Tape $2.18 $1.36 $0.896 $0.692 Reel $0.559 View $0.588 $0.509 $0.49 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3.0SMCJ - CA 15V 3.0SMCJ15CA Littelfuse 1: $2.37 6,250In Stock	Mfr. Part No. 3.0SMCJ15CA Mouser Part No 576-3.0SMCJ15CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3.0SMCJ - CA 15V Learn More about Littelfuse 30smcj tvs diodes	Datasheet	6,250In Stock	Cut Tape $2.37 $1.50 $1.22 $0.972 Reel $0.605 View $0.751 $0.722 $0.583 $0.571 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 16Vso 12VAC 192A 5KP16CA Littelfuse 1: $5.60 1,025In Stock	Mfr. Part No. 5KP16CA Mouser Part No 576-5KP16CA	Littelfuse	ESD Protection Diodes / TVS Diodes 16Vso 12VAC 192A Learn More about Littelfuse 5kp tvs diodes	Datasheet	1,025In Stock	Cut Tape $5.60 $3.69 $2.86 $2.54 $1.74 Reel $1.73	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes 18Vso 14VAC 172A 5KP18CA Littelfuse 1: $5.62 6,687In Stock	Mfr. Part No. 5KP18CA Mouser Part No 576-5KP18CA	Littelfuse	ESD Protection Diodes / TVS Diodes 18Vso 14VAC 172A Learn More about Littelfuse 5kp tvs diodes	Datasheet	6,687In Stock	Cut Tape $5.62 $3.69 $2.86 $2.57 $1.99 Reel $1.99	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes 3kW 8.5V 5% Bi-Directional SMDJ8.5CA Littelfuse 1: $2.30 5,490In Stock	Mfr. Part No. SMDJ8.5CA Mouser Part No 576-SMDJ8.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 8.5V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5,490In Stock	Cut Tape $2.30 $1.46 $1.09 $0.968 View Reel $0.507 $0.76 $0.698 $0.507 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - A 180V SMF180A Littelfuse 1: $0.857 21,337In Stock	Mfr. Part No. SMF180A Mouser Part No 576-SMF180A	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - A 180V Learn More about Littelfuse smf tvs diodes	Datasheet	21,337In Stock	Cut Tape $0.857 $0.384 $0.336 $0.254 Reel $0.154 View $0.143 $0.14 $0.139	Min.: 1 Mult.: 1 : 3,000
IGBT Modules Mid-Frequency Range PT IGBTs IXGN400N60B3 IXYS 1: $105.18 440In Stock	Mfr. Part No. IXGN400N60B3 Mouser Part No 747-IXGN400N60B3	IXYS	IGBT Modules Mid-Frequency Range PT IGBTs	Datasheet	440In Stock	$105.18 $89.20	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 2.2K OHM .1% DEG C PROBE ASMB USP11493 Littelfuse 1: $14.84 1,745In Stock	Mfr. Part No. USP11493 Mouser Part No 803-USP11493	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 2.2K OHM .1% DEG C PROBE ASMB Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,745In Stock	$14.84 $13.45 $12.93 $12.31 View $10.34 $9.76 $9.75 $9.38 $9.29	Min.: 1 Mult.: 1
Proximity Sensors 59140-1-U-02-A SENS 59140-1-U-02-A Littelfuse 1: $5.55 5,203In Stock	Mfr. Part No. 59140-1-U-02-A Mouser Part No 934-59140-1-U-02-A	Littelfuse	Proximity Sensors 59140-1-U-02-A SENS Learn More about Littelfuse reed sensors	Datasheet	5,203In Stock	$5.55 $4.30 $3.50 $3.37 $3.21	Min.: 1 Mult.: 1
Cartridge Fuses 250V .125A Fast Acting 0216.125MXP Littelfuse 1: $3.14 1,291In 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	1,291In Stock	$3.14 $2.61 $2.42 $2.00 View $1.85 $1.66 $1.54 $1.33	Min.: 1 Mult.: 1
Cartridge Fuses 250V 2.5A Fast Acting 021602.5MXEP Littelfuse 1: $4.07 2,035In 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	2,035In Stock	$4.07 $3.37 $3.11 $1.85 View $1.77 $1.75	Min.: 1 Mult.: 1
Cartridge Fuses 250V .8A Slo-Blo 3AB 0326.800MXP Littelfuse 1: $3.67 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	$3.67 $3.05 $2.82 $2.34 View $2.16 $1.94 $1.78 $1.63 $1.56	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes SMDJ - CA 200V SMDJ200CA Littelfuse 1: $4.00 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 $4.00 $2.58 $2.04 $1.77 Reel $1.17 View $1.41 $1.25 $1.13 $1.10 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 8V 5% Uni-Directional SMDJ8.0A Littelfuse 1: $2.18 3,669In 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	3,669In Stock	Cut Tape $2.18 $1.05 $0.90 $0.806 Reel $0.509 View $0.70 $0.646 $0.475 $0.471 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
MOSFETs TO220 300V 72A N-CH X3CLASS IXFP72N30X3M IXYS 1: $17.46 943In 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	943In Stock	$17.46 $9.87 $9.22	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 33V 600W BI-DIR SZP6SMB AEC-Q101 SZP6SMB33CAT3G Littelfuse 1: $0.816 35,334In Stock	Mfr. Part No. SZP6SMB33CAT3G Mouser Part No 863-SZP6SMB33CAT3G	Littelfuse	ESD Protection Diodes / TVS Diodes 33V 600W BI-DIR SZP6SMB AEC-Q101 Learn More about Littelfuse automotive tvs diodes	Datasheet	35,334In Stock	Cut Tape $0.816 $0.579 $0.466 $0.36 Reel $0.286 View $0.35 $0.249 $0.242 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 36V 600W BI-DIR SZP6SMB AEC-Q101 SZP6SMB36CAT3G Littelfuse 1: $0.911 13,837In 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	13,837In Stock	Cut Tape $0.911 $0.494 $0.45 $0.362 Reel $0.238 View $0.35 $0.208 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Cartridge Fuses 250V 1.6A Slo-Blo 021501.6MXP Littelfuse 1: $2.33 1,451In 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	1,451In Stock	$2.33 $2.04 $1.88 $1.65 View $1.55 $1.47 $1.39 $1.35	Min.: 1 Mult.: 1
Cartridge Fuses 250V 1A Fast Acting 0216001.MXP Littelfuse 1: $2.28 6,522In Stock	Mfr. Part No. 0216001.MXP Mouser Part No 576-0216001.MXP	Littelfuse	Cartridge Fuses 250V 1A Fast Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	6,522In Stock	$2.28 $2.00 $1.67 $1.37 View $1.28 $1.20	Min.: 1 Mult.: 1
Cartridge Fuses 250V 2.5A Slo-Blo 032602.5MXP Littelfuse 1: $3.67 1,194In 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	1,194In Stock	$3.67 $3.05 $2.82 $2.34 View $2.16 $1.58 $1.56	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 3.0SMCJ - CA 48V 3.0SMCJ48CA Littelfuse 1: $1.80 14,500In Stock	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	14,500In Stock	Cut Tape $1.80 $1.13 $0.847 $0.753 Reel $0.568 View $0.59 $0.551 $0.522 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 5kW 22V 5% Uni-Directional 5.0SMDJ22A Littelfuse 1: $3.33 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 $3.33 $2.15 $1.63 $1.47 View Reel $0.857 $1.14 $1.05 $0.857 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 40Vso 31VAC 78A 5KP40A Littelfuse 1: $4.95 2,031In Stock 1,600Expected 4/3/2027	Mfr. Part No. 5KP40A Mouser Part No 576-5KP40A	Littelfuse	ESD Protection Diodes / TVS Diodes 40Vso 31VAC 78A Learn More about Littelfuse 5kp tvs diodes	Datasheet	2,031In Stock 1,600Expected 4/3/2027	Cut Tape $4.95 $3.22 $2.57 $2.27 $1.62 Reel $1.62	Min.: 1 Mult.: 1 : 800

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Heat Pumps

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