.hide-partial { max-height: none; } .show-more { display: none; }

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.

All Results (2,226)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Industrial & Electrical Fuses 12A 600VAC 300VDC Slo-Blo

KLDR012.TXP
Littelfuse
1: $53.20
19In Stock

Mfr. Part No.
KLDR012.TXP

Mouser Part No
576-KLDR012.TXP

Littelfuse

Industrial & Electrical Fuses 12A 600VAC 300VDC Slo-Blo

Learn More

Datasheet

19In Stock

$53.20

$44.15

$40.13

$33.32

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 25A 600VAC 300VDC Slo-Blo

KLDR025.TXP
Littelfuse
1: $49.03
67In Stock
50Expected 21/9/2026

Mfr. Part No.
KLDR025.TXP

Mouser Part No
576-KLDR025.TXP

Littelfuse

Industrial & Electrical Fuses 25A 600VAC 300VDC Slo-Blo

Datasheet

67In Stock

50Expected 21/9/2026

$49.03

$43.37

$40.00

$33.14

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 3.5A 600VAC 300VDC Slo-Blo

KLDR03.5TXP
Littelfuse
1: $59.68
19In Stock

Mfr. Part No.
KLDR03.5TXP

Mouser Part No
576-KLDR03.5TXP

Littelfuse

Industrial & Electrical Fuses 3.5A 600VAC 300VDC Slo-Blo

Learn More

Datasheet

19In Stock

$59.68

$49.52

$45.68

$37.82

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 7.5A 600VAC 300VDC Slo-Blo

KLDR07.5TXP
Littelfuse
1: $57.69
5In Stock

Mfr. Part No.
KLDR07.5TXP

Mouser Part No
576-KLDR07.5TXP

Littelfuse

Industrial & Electrical Fuses 7.5A 600VAC 300VDC Slo-Blo

Learn More

Datasheet

5In Stock

$57.69

$48.14

$43.07

$36.56

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 1A 600VAC 600VDC Midget

KLKD001.T
Littelfuse
1: $35.74
103In Stock

Mfr. Part No.
KLKD001.T

Mouser Part No
576-KLKD001.T

Littelfuse

Industrial & Electrical Fuses 1A 600VAC 600VDC Midget

Learn More

Datasheet

103In Stock

$35.74

$29.92

$26.30

$23.24

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 2A 600VAC 600VDC Midget

KLKD002.T
Littelfuse
1: $32.82
84In Stock

Mfr. Part No.
KLKD002.T

Mouser Part No
576-KLKD002.T

Littelfuse

Industrial & Electrical Fuses 2A 600VAC 600VDC Midget

Learn More

Datasheet

84In Stock

$32.82

$29.84

$27.19

$22.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 5A 600VAC 600VDC Midget

KLKD005.T
Littelfuse
1: $36.07
49In Stock
70Expected 1/9/2026

Mfr. Part No.
KLKD005.T

Mouser Part No
576-KLKD005.T

Littelfuse

Industrial & Electrical Fuses 5A 600VAC 600VDC Midget

Learn More

Datasheet

49In Stock

70Expected 1/9/2026

$36.07

$28.53

$27.38

$24.70

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 6A 600VAC 600VDC Midget

KLKD006.T
Littelfuse
1: $36.24
21In Stock

Mfr. Part No.
KLKD006.T

Mouser Part No
576-KLKD006.T

Littelfuse

Industrial & Electrical Fuses 6A 600VAC 600VDC Midget

Learn More

Datasheet

21In Stock

$36.24

$30.07

$27.73

$22.98

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 7A 600VAC 600VDC Midget

KLKD007.T
Littelfuse
1: $35.96
9In Stock

Mfr. Part No.
KLKD007.T

Mouser Part No
576-KLKD007.T

Littelfuse

Industrial & Electrical Fuses 7A 600VAC 600VDC Midget

Learn More

Datasheet

9In Stock

$35.96

$28.07

$25.92

$22.25

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 600VAC 600VDC F/A MIDGET

KLKD010.HXR
Littelfuse
1: $45.53
8In Stock

Mfr. Part No.
KLKD010.HXR

Mouser Part No
576-KLKD010.HXR

Littelfuse

Industrial & Electrical Fuses 10A 600VAC 600VDC F/A MIDGET

Learn More

Datasheet

8In Stock

$45.53

$38.45

$35.78

$30.74

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 600VAC 600VDC Midget

KLKD010.T
Littelfuse
1: $33.21
71In Stock

Mfr. Part No.
KLKD010.T

Mouser Part No
576-KLKD010.T

Littelfuse

Industrial & Electrical Fuses 10A 600VAC 600VDC Midget

Learn More

Datasheet

71In Stock

$33.21

$29.84

$27.51

$22.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 12A 600VAC 600VDC Midget

KLKD012.T
Littelfuse
1: $35.96
12In Stock
20Expected 26/8/2026

Mfr. Part No.
KLKD012.T

Mouser Part No
576-KLKD012.T

Littelfuse

Industrial & Electrical Fuses 12A 600VAC 600VDC Midget

Learn More

Datasheet

12In Stock

20Expected 26/8/2026

$35.96

$29.84

$27.51

$22.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15A 600VAC 600VDC Midget

KLKD015.T
Littelfuse
1: $35.96
57In Stock
520Expected 3/9/2026

Mfr. Part No.
KLKD015.T

Mouser Part No
576-KLKD015.T

Littelfuse

Industrial & Electrical Fuses 15A 600VAC 600VDC Midget

Learn More

Datasheet

57In Stock

520Expected 3/9/2026

$35.96

$29.84

$26.78

$22.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 600VAC 600VDC F/A MIDGET

KLKD030.H
Littelfuse
1: $35.96
100In Stock

Mfr. Part No.
KLKD030.H

Mouser Part No
576-KLKD030.H

Littelfuse

Industrial & Electrical Fuses 30A 600VAC 600VDC F/A MIDGET

Learn More

Datasheet

100In Stock

$35.96

$29.84

$27.53

$22.81

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 600VAC 600VDC Midget

KLKD030.T
Littelfuse
1: $35.66
3In Stock
190Expected 12/10/2026

Mfr. Part No.
KLKD030.T

Mouser Part No
576-KLKD030.T

Littelfuse

Industrial & Electrical Fuses 30A 600VAC 600VDC Midget

Learn More

Datasheet

3In Stock

190Expected 12/10/2026

$35.66

$29.32

$26.29

$22.79

View

Min.: 1
Mult.: 1

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

KLKR.500T
Littelfuse
1: $45.17
21In Stock

Mfr. Part No.
KLKR.500T

Mouser Part No
576-KLKR.500T

Littelfuse

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

Learn More

Datasheet

21In Stock

$45.17

$37.48

$34.57

$28.64

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 6A 600VAC 300VDC Fast Acting

KLKR006.T
Littelfuse
1: $44.93
73In Stock

Mfr. Part No.
KLKR006.T

Mouser Part No
576-KLKR006.T

Littelfuse

Industrial & Electrical Fuses 6A 600VAC 300VDC Fast Acting

Learn More

Datasheet

73In Stock

$44.93

$37.29

$34.41

$28.51

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 7A 600VAC 300VDC Fast Acting

KLKR007.T
Littelfuse
1: $51.56
46In Stock

Mfr. Part No.
KLKR007.T

Mouser Part No
576-KLKR007.T

Littelfuse

Industrial & Electrical Fuses 7A 600VAC 300VDC Fast Acting

Learn More

Datasheet

46In Stock

$51.56

$42.79

$37.39

$32.68

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 12A 600VAC 300VDC Fast Acting

KLKR012.T
Littelfuse
1: $43.17
20In Stock

Mfr. Part No.
KLKR012.T

Mouser Part No
576-KLKR012.T

Littelfuse

Industrial & Electrical Fuses 12A 600VAC 300VDC Fast Acting

Learn More

Datasheet

20In Stock

$43.17

$34.19

$30.33

$27.36

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS050.T
Littelfuse
1: $72.75
7In Stock
57On Order

Mfr. Part No.
L50QS050.T

Mouser Part No
576-L50QS050.T

Littelfuse

Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

7In Stock

57On Order

$72.75

$69.32

$61.36

$55.23

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS080.T
Littelfuse
1: $95.98
11In Stock
12Expected 22/10/2026

Mfr. Part No.
L50QS080.T

Mouser Part No
576-L50QS080.T

Littelfuse

Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

11In Stock

12Expected 22/10/2026

$95.98

$81.95

$77.85

$60.76

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 100A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS100.T
Littelfuse
1: $95.95
7In Stock
190Expected 24/9/2026

Mfr. Part No.
L50QS100.T

Mouser Part No
576-L50QS100.T

Littelfuse

Industrial & Electrical Fuses 100A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

7In Stock

190Expected 24/9/2026

$95.95

$79.59

$59.65

$54.60

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS400.V
Littelfuse
1: $192.71
6In Stock
32Expected 5/10/2026

Mfr. Part No.
L50QS400.V

Mouser Part No
576-L50QS400.V

Littelfuse

Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

6In Stock

32Expected 5/10/2026

$192.71

$165.55

$162.71

$127.79

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS450.X
Littelfuse
1: $323.29
4In Stock

Mfr. Part No.
L50QS450.X

Mouser Part No
576-L50QS450.X

Littelfuse

Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

4In Stock

$323.29

$267.97

$247.04

$204.11

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 50A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS050.V
Littelfuse
1: $141.14
8In Stock

Mfr. Part No.
L70QS050.V

Mouser Part No
576-L70QS050.V

Littelfuse

Industrial & Electrical Fuses 50A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

8In Stock

$141.14

$117.64

$104.95

$89.31

$82.23

Min.: 1
Mult.: 1

AC Protection & Motor Control in HVAC Solutions

All Results (2,226)

Customer Service Office

Company

Resources

Support

AC Protection & Motor Control in HVAC Solutions

All Results (2,226)

Industrial Automation

Circuit Protection

Semiconductors

Sensors

Electromechanical