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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 (USD) 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: $35.32 1,155In Stock	Mfr. Part # KLKR002.T Mouser Part # 576-KLKR002.T	Littelfuse	Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting Learn More about Littelfuse protection products for panels	Datasheet	1,155In Stock	$35.32 $31.59 $31.58 $26.16 View $24.10 $21.62 $19.89	Min.: 1 Mult.: 1
Diode Modules 95 Amps 1200V MDD95-12N1B IXYS 1: $53.42 476In Stock	Mfr. Part # MDD95-12N1B Mouser Part # 747-MDD95-12N1B	IXYS	Diode Modules 95 Amps 1200V Learn More about IXYS mdd rectifiers	Datasheet	476In Stock	$53.42 $37.28 $37.27 Quote Quote	Min.: 1 Mult.: 1
Bridge Rectifiers 190 Amps 1200V VUO190-12NO7 IXYS 1: $121.65 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	$121.65 $105.72 $95.63	Min.: 1 Mult.: 1
NTC Thermistors THERMISTOR, U.S. SENSOR SM103J1F Littelfuse 1: $2.30 2,500In Stock	Mfr. Part # SM103J1F Mouser Part # 576-SM103J1F	Littelfuse	NTC Thermistors THERMISTOR, U.S. SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	2,500In Stock	$2.30 $2.20 $1.86 $1.82 View $1.65 $1.47 $1.30	Min.: 1 Mult.: 1
Industrial Relays MODEL 250A/ RIGHT FORM C RELAY 250A-MET Littelfuse 1: $370.75 15In Stock	Mfr. Part # 250A-MET Mouser Part # 576-250A-MET	Littelfuse	Industrial Relays MODEL 250A/ RIGHT FORM C RELAY Learn More about Littelfuse hvac protection control solutions	Datasheet	15In Stock	$370.75 $330.07 $315.16	Min.: 1 Mult.: 1
Industrial Relays 200-480VAC 2-800A SPDT 3PH V MON RELAY 460-L Littelfuse 1: $178.02 27In Stock	Mfr. Part # 460-L Mouser Part # 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	$178.02 $174.19 $171.94 $168.91 View Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 25A 600VAC 250VDC Time-Delay CCMR025.TXP Littelfuse 1: $52.44 171In Stock	Mfr. Part # CCMR025.TXP Mouser Part # 576-CCMR025.TXP	Littelfuse	Industrial & Electrical Fuses 25A 600VAC 250VDC Time-Delay Learn More about Littelfuse hvac protection control solutions	Datasheet	171In Stock	$52.44 $43.52 $40.16 $33.27 View $30.65 $27.50 $25.31	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo KLDR003.TXP Littelfuse 1: $48.48 626In Stock	Mfr. Part # KLDR003.TXP Mouser Part # 576-KLDR003.TXP	Littelfuse	Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	626In Stock	$48.48 $40.24 $29.76 $26.53 View $25.10 $23.96 $23.41	Min.: 1 Mult.: 1
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A PSR070UL0200Z Littelfuse 1: $465.99 18In Stock	Mfr. Part # PSR070UL0200Z Mouser Part # 576-PSR070UL0200Z	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A Learn More about Littelfuse psr fuses	Datasheet	18In Stock	$465.99 $410.54 $397.51	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo KLDR1.25TXP Littelfuse 1: $53.47 86In Stock	Mfr. Part # KLDR1.25TXP Mouser Part # 576-KLDR1.25TXP	Littelfuse	Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	86In Stock	$53.47 $44.47 $37.99 $33.68 View $33.29 $29.85 $29.38	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting KLKR01.5T Littelfuse 1: $41.51 137In Stock	Mfr. Part # KLKR01.5T Mouser Part # 576-KLKR01.5T	Littelfuse	Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting Learn More about Littelfuse industrial portfolio	Datasheet	137In Stock	$41.51 $34.44 $23.61 $21.02 View $20.57 $19.89	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .3A 600VAC 300VDC Slo-Blo KLDR.300TXP Littelfuse 1: $59.85 71In Stock	Mfr. Part # KLDR.300TXP Mouser Part # 576-KLDR.300TXP	Littelfuse	Industrial & Electrical Fuses .3A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	71In Stock	$59.85 $49.66 $37.21 $33.27 View $29.68 $29.29 Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED L50QS350.V Littelfuse 1: $174.34 56In Stock	Mfr. Part # L50QS350.V Mouser Part # 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	$174.34 $141.84 $130.36 $118.37	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA180A Littelfuse 1: $16.45 1,154In Stock 800Expected 3/8/2027	Mfr. Part # 15KPA180A Mouser Part # 576-15KPA180A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	1,154In Stock 800Expected 3/8/2027	Cut Tape $16.45 $12.45 $10.88 $10.31 Reel $8.97 View $8.98 $8.76	Min.: 1 Mult.: 1 : 800
Diode Modules 200 Amps 2200V MDD200-22N1 IXYS 1: $179.95 91In Stock	Mfr. Part # MDD200-22N1 Mouser Part # 747-MDD200-22N1	IXYS	Diode Modules 200 Amps 2200V Learn More about IXYS mdd rectifiers	Datasheet	91In Stock	$179.95 $138.48 $137.42	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA45A Littelfuse 1: $15.85 656In Stock	Mfr. Part # 15KPA45A Mouser Part # 576-15KPA45A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	656In Stock	Cut Tape $15.85 $11.18 $10.60 $9.07 $8.61 Reel $8.19	Min.: 1 Mult.: 1 : 800
Diode Modules 95 Amps 800V MDD95-08N1B IXYS 1: $57.67 206In Stock	Mfr. Part # MDD95-08N1B Mouser Part # 747-MDD95-08N1B	IXYS	Diode Modules 95 Amps 800V Learn More about IXYS mdd rectifiers	Datasheet	206In Stock	$57.67 $45.70 $45.68	Min.: 1 Mult.: 1
Proximity Sensors 59140-1-U-02-A SENS 59140-1-U-02-A Littelfuse 1: $5.30 5,203In Stock	Mfr. Part # 59140-1-U-02-A Mouser Part # 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	$5.30 $4.11 $3.34 $3.22 $3.07	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA64A Littelfuse 1: $15.85 614In Stock	Mfr. Part # 15KPA64A Mouser Part # 576-15KPA64A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	614In Stock	Cut Tape $15.85 $12.45 $11.28 $10.31 View Reel $8.83 $8.84 $8.83 Quote	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 15KPA17A Littelfuse 1: $12.95 316In Stock	Mfr. Part # 15KPA17A Mouser Part # 576-15KPA17A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER Learn More about Littelfuse tvsdiodes	Datasheet	316In Stock	Cut Tape $12.95 $8.87 $7.12 $6.58 $5.38 Reel $5.37	Min.: 1 Mult.: 1 : 800
Industrial & Electrical Fuses 600A 300VAC 125VDC Class T JLLN600.X Littelfuse 1: $228.92 14In Stock	Mfr. Part # JLLN600.X Mouser Part # 576-JLLN600.X	Littelfuse	Industrial & Electrical Fuses 600A 300VAC 125VDC Class T Learn More about Littelfuse jlln	Datasheet	14In Stock	$228.92 $174.40	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED L70QS450.X Littelfuse 1: $464.26 5In Stock	Mfr. Part # L70QS450.X Mouser Part # 576-L70QS450.X	Littelfuse	Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	5In Stock	$464.26 $404.46	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A L75QS200.V Littelfuse 1: $201.63 66In Stock	Mfr. Part # L75QS200.V Mouser Part # 576-L75QS200.V	Littelfuse	Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A Learn More about Littelfuse hvac protection control solutions	Datasheet	66In Stock	$201.63 $170.20 $144.86 $133.76	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes PULSEGUARD 0603 HALOGEN FREE PGB1010603MRHF Littelfuse 1: $1.55 15,052In Stock	Mfr. Part # PGB1010603MRHF Mouser Part # 576-PGB1010603MRHF	Littelfuse	ESD Protection Diodes / TVS Diodes PULSEGUARD 0603 HALOGEN FREE Learn More about Littelfuse hvac protection control solutions	Datasheet	15,052In Stock	Cut Tape $1.55 $0.716 $0.593 $0.49 Reel $0.369 View $0.321 $0.309 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A PSR072DL0500X Littelfuse 1: $613.90 5In Stock	Mfr. Part # PSR072DL0500X Mouser Part # 576-PSR072DL0500X	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A Learn More about Littelfuse psr fuses	Datasheet	5In Stock	$613.90 $518.36 $515.09 Quote Quote	Min.: 1 Mult.: 1