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AC Protection & Motor Control in HVAC Solutions

Littelfuse AC Protection and Motor Control in HVAC Solutions are essential to improve energy efficiency in commercial and industrial buildings. These solutions include fuses, surge protection devices, voltage monitors, transducers, sensors, and time delay relays. Littelfuse AC Protection and Motor Control in HVAC products are designed for control units, rectifiers, inverters, communication interfaces, and user interfaces.

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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.
Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting KLKR002.T Littelfuse 1: $38.05 1,155In Stock	Mfr. Part No. KLKR002.T Mouser Part No 576-KLKR002.T	Littelfuse	Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting Learn More about Littelfuse protection products for panels	Datasheet	1,155In Stock	$38.05 $33.31 $33.03 $27.36 View $25.21 $22.62 $20.81	Min.: 1 Mult.: 1
Diode Modules 95 Amps 1200V MDD95-12N1B IXYS 1: $58.18 476In Stock	Mfr. Part No. MDD95-12N1B Mouser Part No 747-MDD95-12N1B	IXYS	Diode Modules 95 Amps 1200V Learn More about IXYS mdd rectifiers	Datasheet	476In Stock	$58.18 $39.00 $38.99	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR SM103J1F Littelfuse 1: $2.41 2,500In Stock	Mfr. Part No. SM103J1F Mouser Part No 576-SM103J1F	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	2,500In Stock	$2.41 $2.30 $1.94 $1.90 View $1.73 $1.54 $1.36	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .3A 600VAC 300VDC Slo-Blo KLDR.300TXP Littelfuse 1: $62.61 71In Stock	Mfr. Part No. KLDR.300TXP Mouser Part No 576-KLDR.300TXP	Littelfuse	Industrial & Electrical Fuses .3A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	71In Stock	$62.61 $51.95 $41.15 $35.97 View $31.72 $31.16	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED L50QS350.V Littelfuse 1: $191.88 56In Stock	Mfr. Part No. L50QS350.V Mouser Part No 576-L50QS350.V	Littelfuse	Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	56In Stock	$191.88 $159.31 $146.61 $127.58 $123.83	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo KLDR1.25TXP Littelfuse 1: $57.07 86In Stock	Mfr. Part No. KLDR1.25TXP Mouser Part No 576-KLDR1.25TXP	Littelfuse	Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	86In Stock	$57.07 $47.42 $41.28 $36.26 View $34.84 $31.24 $30.49	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting KLKR01.5T Littelfuse 1: $43.42 138In Stock	Mfr. Part No. KLKR01.5T Mouser Part No 576-KLKR01.5T	Littelfuse	Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting Learn More about Littelfuse industrial portfolio	Datasheet	138In Stock	$43.42 $36.03 $25.13 $22.40 View $21.83 $20.81	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo KLDR003.TXP Littelfuse 1: $50.71 626In Stock	Mfr. Part No. KLDR003.TXP Mouser Part No 576-KLDR003.TXP	Littelfuse	Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	626In Stock	$50.71 $42.09 $31.39 $27.96 View $26.44 $25.06 $24.49	Min.: 1 Mult.: 1
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A PSR070UL0200Z Littelfuse 1: $512.45 18In Stock	Mfr. Part No. PSR070UL0200Z Mouser Part No 576-PSR070UL0200Z	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A Learn More about Littelfuse psr fuses	Datasheet	18In Stock	$512.45 $443.44 $424.59	Min.: 1 Mult.: 1
Industrial Relays MODEL 250A/ RIGHT FORM C RELAY 250A-MET Littelfuse 1: $274.65 15In Stock	Mfr. Part No. 250A-MET Mouser Part No 576-250A-MET	Littelfuse	Industrial Relays MODEL 250A/ RIGHT FORM C RELAY Learn More about Littelfuse hvac protection control solutions	Datasheet	15In Stock	$274.65 $274.64	Min.: 1 Mult.: 1
Industrial Relays 200-480VAC 2-800A SPDT 3PH V MON RELAY 460-L Littelfuse 1: $187.79 27In Stock	Mfr. Part No. 460-L Mouser Part No 576-460-L	Littelfuse	Industrial Relays 200-480VAC 2-800A SPDT 3PH V MON RELAY Learn More about Littelfuse protection products for panels	Datasheet	27In Stock	$187.79 $187.78 $177.45 View Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA45A Littelfuse 1: $16.58 656In Stock	Mfr. Part No. 15KPA45A Mouser Part No 576-15KPA45A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	656In Stock	Cut Tape $16.58 $11.70 $11.08 $9.49 $9.00 Reel $8.57	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA180A Littelfuse 1: $17.20 1,154In Stock 800Expected 8/3/2027	Mfr. Part No. 15KPA180A Mouser Part No 576-15KPA180A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	1,154In Stock 800Expected 8/3/2027	Cut Tape $17.20 $13.03 $11.38 $10.78 Reel $9.38 View $9.40 $9.17	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA22A Littelfuse 1: $13.55 441In Stock	Mfr. Part No. 15KPA22A Mouser Part No 576-15KPA22A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	441In Stock	Cut Tape $13.55 $9.29 $7.47 $6.90 $5.63 Reel $5.62	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA22CA Littelfuse 1: $11.56 1,038In Stock	Mfr. Part No. 15KPA22CA Mouser Part No 576-15KPA22CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	1,038In Stock	Cut Tape $11.56 $8.87 $7.47 $6.90 $5.63 Reel $5.62	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA40A Littelfuse 1: $16.58 1,427In Stock	Mfr. Part No. 15KPA40A Mouser Part No 576-15KPA40A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	1,427In Stock	Cut Tape $16.58 $11.70 $9.49 $9.18 $7.51 Reel $7.49	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA90A Littelfuse 1: $16.58 570In Stock	Mfr. Part No. 15KPA90A Mouser Part No 576-15KPA90A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	570In Stock	Cut Tape $16.58 $11.89 $9.72 $9.57 $9.25 Reel $9.23	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA90CA Littelfuse 1: $16.58 786In Stock	Mfr. Part No. 15KPA90CA Mouser Part No 576-15KPA90CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	786In Stock	Cut Tape $16.58 $11.70 $9.49 $9.18 $7.51 Reel $7.49	Min.: 1 Mult.: 1 : 800
Industrial & Electrical Fuses 750V FAST BLOW 70A Littelfuse L75QS070.V L75QS070.V Littelfuse 1: $165.84 20In Stock	Mfr. Part No. L75QS070.V Mouser Part No 576-L75QS070.V	Littelfuse	Industrial & Electrical Fuses 750V FAST BLOW 70A Learn More about Littelfuse hvac protection control solutions	Datasheet	20In Stock	$165.84 $137.09 $126.15 $117.38 $108.05	Min.: 1 Mult.: 1
Diode Modules 312 Amps 1600V MDD312-16N1 IXYS 1: $216.53 78In Stock	Mfr. Part No. MDD312-16N1 Mouser Part No 747-MDD312-16N1	IXYS	Diode Modules 312 Amps 1600V Learn More about IXYS mdd rectifiers	Datasheet	78In Stock	$216.53 $203.55	Min.: 1 Mult.: 1
Proximity Sensors PROX SENSOR MINI FLANGE MOUNT 59140-020 Littelfuse 1: $5.89 1,389In Stock	Mfr. Part No. 59140-020 Mouser Part No 934-59140-020	Littelfuse	Proximity Sensors PROX SENSOR MINI FLANGE MOUNT Learn More about Littelfuse sensors	Datasheet	1,389In Stock	$5.89 $5.88 $4.92 $4.56 View $3.71 $3.58 $3.21	Min.: 1 Mult.: 1
Proximity Sensors 59140-3-S-02-F SENS 59140-3-S-02-F Littelfuse 1: $7.52 435In Stock	Mfr. Part No. 59140-3-S-02-F Mouser Part No 934-59140-3-S-02-F	Littelfuse	Proximity Sensors 59140-3-S-02-F SENS Learn More about Littelfuse reed sensors	Datasheet	435In Stock	$7.52 $6.77 $6.62 $6.24 View $5.29 $5.13	Min.: 1 Mult.: 1
Diode Modules 200 Amps 2200V MDD200-22N1 IXYS 1: $188.25 91In Stock	Mfr. Part No. MDD200-22N1 Mouser Part No 747-MDD200-22N1	IXYS	Diode Modules 200 Amps 2200V Learn More about IXYS mdd rectifiers	Datasheet	91In Stock	$188.25 $144.87 $143.77	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA64CA Littelfuse 1: $16.58 659In Stock	Mfr. Part No. 15KPA64CA Mouser Part No 576-15KPA64CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	659In Stock	Cut Tape $16.58 $12.85 $10.54 $9.25 Reel $9.23	Min.: 1 Mult.: 1 : 800
Industrial & Electrical Fuses 40A 750V L75QS040.V Littelfuse 1: $137.12 65In Stock	Mfr. Part No. L75QS040.V Mouser Part No 576-L75QS040.V	Littelfuse	Industrial & Electrical Fuses 40A 750V Learn More about Littelfuse hvac protection control solutions	Datasheet	65In Stock	$137.12 $114.36 $100.53 $89.19 $84.25	Min.: 1 Mult.: 1