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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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Part #

Industrial & Electrical Fuses 3.2A 600VAC 300VDC Slo-Blo

KLDR03.2TXP
Littelfuse
1: $62.61
5In Stock

Mfr. Part No.
KLDR03.2TXP

Mouser Part No
576-KLDR03.2TXP

Industrial & Electrical Fuses 3.2A 600VAC 300VDC Slo-Blo

Datasheet

5In Stock

$62.61

$51.95

$44.80

$35.71

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 2.25A 600VAC 300VDC Slo-Blo

KLDR2.25TXP
Littelfuse
1: $62.61
3In Stock

Mfr. Part No.
KLDR2.25TXP

Mouser Part No
576-KLDR2.25TXP

Industrial & Electrical Fuses 2.25A 600VAC 300VDC Slo-Blo

Datasheet

3In Stock

$62.61

$51.95

$47.86

$39.67

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .1A 600VAC 600VDC Midget

KLKD.100T
Littelfuse
1: $37.26
10In Stock

Mfr. Part No.
KLKD.100T

Mouser Part No
576-KLKD.100T

Industrial & Electrical Fuses .1A 600VAC 600VDC Midget

Datasheet

10In Stock

$37.26

$31.62

$29.06

$24.17

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .25A 600VAC 600VDC Midget

KLKD.250T
Littelfuse
1: $36.68
20In Stock

Mfr. Part No.
KLKD.250T

Mouser Part No
576-KLKD.250T

Industrial & Electrical Fuses .25A 600VAC 600VDC Midget

Datasheet

20In Stock

$36.68

$30.72

$26.30

$22.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .3A 600VAC 600VDC Midget

KLKD.300T
Littelfuse
1: $35.96
18In Stock

Mfr. Part No.
KLKD.300T

Mouser Part No
576-KLKD.300T

Industrial & Electrical Fuses .3A 600VAC 600VDC Midget

Datasheet

18In Stock

$35.96

$29.84

$26.72

$22.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 4A 600VAC 600VDC F/A MIDGET

KLKD004.HXR
Littelfuse
1: $46.72
27In Stock

Mfr. Part No.
KLKD004.HXR

Mouser Part No
576-KLKD004.HXR

Industrial & Electrical Fuses 4A 600VAC 600VDC F/A MIDGET

Datasheet

27In Stock

$46.72

$38.76

$35.75

$29.27

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 9A 600VAC 600VDC Midget

KLKD009.T
Littelfuse
1: $35.96
6In Stock

Mfr. Part No.
KLKD009.T

Mouser Part No
576-KLKD009.T

Industrial & Electrical Fuses 9A 600VAC 600VDC Midget

Datasheet

6In Stock

$35.96

$29.84

$26.00

$22.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 2.5A 600VAC 600VDC Midget

KLKD02.5T
Littelfuse
1: $35.96
20In Stock

Mfr. Part No.
KLKD02.5T

Mouser Part No
576-KLKD02.5T

Industrial & Electrical Fuses 2.5A 600VAC 600VDC Midget

Datasheet

20In Stock

$35.96

$29.84

$27.51

$22.81

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .75A 600VAC 300VDC Fast Acting

KLKR.750T
Littelfuse
1: $48.78
8In Stock

Mfr. Part No.
KLKR.750T

Mouser Part No
576-KLKR.750T

Industrial & Electrical Fuses .75A 600VAC 300VDC Fast Acting

Datasheet

8In Stock

$48.78

$41.45

$34.92

$30.91

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 5A 600VAC 300VDC Fast Acting

KLKR005.TS
Littelfuse
1: $78.51
5In Stock

Mfr. Part No.
KLKR005.TS

Mouser Part No
576-KLKR005.TS

Industrial & Electrical Fuses 5A 600VAC 300VDC Fast Acting

Datasheet

5In Stock

$78.51

$65.13

$48.50

$42.20

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 600VAC 300VDC Fast Acting

KLKR010.TS
Littelfuse
1: $78.51
31In Stock

Mfr. Part No.
KLKR010.TS

Mouser Part No
576-KLKR010.TS

Industrial & Electrical Fuses 10A 600VAC 300VDC Fast Acting

Datasheet

31In Stock

$78.51

$65.13

$60.63

$42.06

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 25A 600VAC 300VDC Fast Acting

KLKR025.TS
Littelfuse
1: $81.29
3In Stock

Mfr. Part No.
KLKR025.TS

Mouser Part No
576-KLKR025.TS

Industrial & Electrical Fuses 25A 600VAC 300VDC Fast Acting

Datasheet

3In Stock

$81.29

$67.43

$62.18

$44.28

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS070.T
Littelfuse
1: $95.96
11In Stock

Mfr. Part No.
L50QS070.T

Mouser Part No
576-L50QS070.T

Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

Datasheet

11In Stock

$95.96

$79.60

$73.44

$60.76

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS225.V
Littelfuse
1: $212.83
3In Stock

Mfr. Part No.
L50QS225.V

Mouser Part No
576-L50QS225.V

Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED

Datasheet

3In Stock

$212.83

$175.37

$158.51

$134.53

$123.83

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 35A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS035.V
Littelfuse
1: $141.14
8In Stock

Mfr. Part No.
L70QS035.V

Mouser Part No
576-L70QS035.V

Industrial & Electrical Fuses 35A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

8In Stock

$141.14

$117.06

$107.97

$89.31

$82.23

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS080.V
Littelfuse
1: $178.87
6In Stock
34Expected 15/10/2026

Mfr. Part No.
L70QS080.V

Mouser Part No
576-L70QS080.V

Industrial & Electrical Fuses 80A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

6In Stock

34Expected 15/10/2026

$178.87

$148.34

$133.63

$113.11

$104.12

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 400A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS400.X
Littelfuse
1: $348.73
4In Stock

Mfr. Part No.
L70QS400.X

Mouser Part No
576-L70QS400.X

Industrial & Electrical Fuses 400A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

4In Stock

$348.73

$288.37

$266.46

$220.13

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 500A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS500.X
Littelfuse
1: $580.01
4In Stock

Mfr. Part No.
L70QS500.X

Mouser Part No
576-L70QS500.X

Industrial & Electrical Fuses 500A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

4In Stock

$580.01

$471.27

$442.97

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750V FAST BLOW 225A

L75QS225.X
Littelfuse
1: $380.24
3In Stock

Mfr. Part No.
L75QS225.X

Mouser Part No
576-L75QS225.X

Industrial & Electrical Fuses 750V FAST BLOW 225A

Datasheet

3In Stock

$380.24

$315.22

$290.56

$240.00

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

L75QS600.X
Littelfuse
1: $610.23
2In Stock

Mfr. Part No.
L75QS600.X

Mouser Part No
576-L75QS600.X

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

Datasheet

2In Stock

$610.23

$499.47

$465.90

Min.: 1
Mult.: 1

Thyristor Surge Protection Devices - TSPD Bi 140V 5000A

P1900MEL
Littelfuse
1: $13.30
108In Stock

Mfr. Part No.
P1900MEL

Mouser Part No
576-P1900MEL

Thyristor Surge Protection Devices - TSPD Bi 140V 5000A

Datasheet

108In Stock

$13.30

$9.75

$8.96

$8.95

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 700VAC SIZE 30 POWER-SPEED FLUSH M

PSR030FL0200Z
Littelfuse
1: $337.72
3In Stock

Mfr. Part No.
PSR030FL0200Z

Mouser Part No
576-PSR030FL0200Z

Industrial & Electrical Fuses 200A 700VAC SIZE 30 POWER-SPEED FLUSH M

Datasheet

3In Stock

$337.72

$269.76

$262.83

$221.34

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0080Z
Littelfuse
1: $516.84
1In Stock

Mfr. Part No.
PSR070FL0080Z

Mouser Part No
576-PSR070FL0080Z

Industrial & Electrical Fuses 80A 1000V SIZE 70 Flush End Mtrc Thred

Datasheet

1In Stock

$516.84

$429.99

$404.89

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0250Z
Littelfuse
1: $570.26
1In Stock

Mfr. Part No.
PSR070FL0250Z

Mouser Part No
576-PSR070FL0250Z

Industrial & Electrical Fuses 250A 1000V SIZE 70 Flush End Mtrc Thred

Datasheet

1In Stock

$570.26

$467.85

$449.21

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End In Thread

PSR070FS0200Z
Littelfuse
1: $555.00
1In Stock

Mfr. Part No.
PSR070FS0200Z

Mouser Part No
576-PSR070FS0200Z

Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End In Thread

Datasheet

1In Stock

$555.00

$449.98

$423.78

Min.: 1
Mult.: 1