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HVAC/R Solutions

Littelfuse HVAC/R Solutions feature an extensive product portfolio that offers accuracy, reliability, and durability. These innovative products help to streamline HVAC/R system designs and are designed to protect vital components, control loads while increasing system efficiency, and sense temperatures more accurately. Littelfuse HVAC/R Solutions are ideal for commercial HVAC systems, residential HVAC systems, and commercial refrigeration.

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Part #

Industrial & Electrical Fuses 4A 600VAC 600VDC Midget

KLKD004.T
Littelfuse
1: $21.45
1,477In Stock

Mfr. Part No.
KLKD004.T

Mouser Part No
576-KLKD004.T

Industrial & Electrical Fuses 4A 600VAC 600VDC Midget

Datasheet

1,477In Stock

$21.45

$19.27

$18.41

$15.93

View

Min.: 1
Mult.: 1

Barrier Terminal Blocks DIST BLOK 600V 175A 3 POLE LINE 1 LOAD 6

LFD04013Z
Littelfuse
1: $83.50
434In Stock

Mfr. Part No.
LFD04013Z

Mouser Part No
576-LFD04013Z

Barrier Terminal Blocks DIST BLOK 600V 175A 3 POLE LINE 1 LOAD 6

Datasheet

434In Stock

$83.50

$71.42

$65.44

$61.99

View

Min.: 1
Mult.: 1

Contactors - Electromechanical 3P 120V 40A CONT.

CON-3/120/40
Hartland Controls / Littelfuse
1: $29.48
215In Stock

Mfr. Part No.
CON-3/120/40

Mouser Part No
576-CON-3/120/40

Hartland Controls / Littelfuse

Contactors - Electromechanical 3P 120V 40A CONT.

Datasheet

215In Stock

$29.48

$28.88

$24.54

$24.53

View

Min.: 1
Mult.: 1

Contactors - Electromechanical 3P 24V 40A CONTACTOR

CON-3/24/40
Hartland Controls / Littelfuse
1: $132.09
19In Stock

Mfr. Part No.
CON-3/24/40

Mouser Part No
576-CON-3/24/40

Hartland Controls / Littelfuse

Contactors - Electromechanical 3P 24V 40A CONTACTOR

Datasheet

19In Stock

$132.09

$124.14

$101.32

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 300VAC 125VDC Class T

JLLN300.X
Littelfuse
1: $139.64
103In Stock

Mfr. Part No.
JLLN300.X

Mouser Part No
576-JLLN300.X

Industrial & Electrical Fuses 300A 300VAC 125VDC Class T

Datasheet

103In Stock

$139.64

$128.77

$106.44

$97.97

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 9A 600VAC 500VDC Midget

0KLK009.T
Littelfuse
1: $32.84
3In Stock

Mfr. Part No.
0KLK009.T

Mouser Part No
576-0KLK009.T

Industrial & Electrical Fuses 9A 600VAC 500VDC Midget

Datasheet

3In Stock

$32.84

$27.26

$19.58

$19.17

$18.81

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 2.5A 600VAC 500VDC Midget

0KLK02.5T
Littelfuse
1: $31.46
6In Stock

Mfr. Part No.
0KLK02.5T

Mouser Part No
576-0KLK02.5T

Industrial & Electrical Fuses 2.5A 600VAC 500VDC Midget

Datasheet

6In Stock

$31.46

$26.11

$21.47

$19.22

View

Min.: 1
Mult.: 1

Contactors - Electromechanical 3P 24V 75A CONT.

CON-3/24/75
Hartland Controls / Littelfuse
1: $202.71
14In Stock

Mfr. Part No.
CON-3/24/75

Mouser Part No
576-CON-3/24/75

Hartland Controls / Littelfuse

Contactors - Electromechanical 3P 24V 75A CONT.

Datasheet

14In Stock

$202.71

$202.58

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15V 600V Fast Acting Midget

0KLK015.TS
Littelfuse
1: $38.08
2In Stock

Mfr. Part No.
0KLK015.TS

Mouser Part No
576-0KLK015.TS

Industrial & Electrical Fuses 15V 600V Fast Acting Midget

Datasheet

2In Stock

$38.08

$31.60

$23.61

$23.27

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSE BLOCK 600V 200A 1 POLE

LFJ602001C
Littelfuse
1: $197.29
15In Stock
12Expected 2026/08/12

Mfr. Part No.
LFJ602001C

Mouser Part No
576-LFJ602001C

Fuse Holder CLASS J FUSE BLOCK 600V 200A 1 POLE

Datasheet

15In Stock

12Expected 2026/08/12

$197.29

$174.83

$158.35

$142.61

Min.: 1
Mult.: 1

Contactors - Electromechanical 3P 240V 40A CONT.

CON-3/240/40
Hartland Controls / Littelfuse
1: $125.30
29In Stock

Mfr. Part No.
CON-3/240/40

Mouser Part No
576-CON-3/240/40

Hartland Controls / Littelfuse

Contactors - Electromechanical 3P 240V 40A CONT.

Datasheet

29In Stock

$125.30

$102.26

$92.56

Min.: 1
Mult.: 1

Contactors - Electromechanical 3P 240V 75AMP CONTACTOR

CON-3/240/75
Hartland Controls / Littelfuse
1: $480.37
8In Stock

Mfr. Part No.
CON-3/240/75

Mouser Part No
576-CON-3/240/75

Hartland Controls / Littelfuse

Contactors - Electromechanical 3P 240V 75AMP CONTACTOR

Datasheet

8In Stock

$480.37

$432.12

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 600VAC 300VDC Class T

JLLS300.X
Littelfuse
1: $233.89
8In Stock

Mfr. Part No.
JLLS300.X

Mouser Part No
576-JLLS300.X

Industrial & Electrical Fuses 300A 600VAC 300VDC Class T

Datasheet

8In Stock

$233.89

$193.90

$174.47

$166.95

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .1A 600VAC 500VDC Midget

0KLK.100T
Littelfuse
1: $34.11
28In Stock
100Expected 2026/07/30

Mfr. Part No.
0KLK.100T

Mouser Part No
576-0KLK.100T

Industrial & Electrical Fuses .1A 600VAC 500VDC Midget

Datasheet

28In Stock

100Expected 2026/07/30

$34.11

$30.66

$26.11

$22.86

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 300VAC

JLLN010.T
Littelfuse
1: $40.83
2In Stock

Mfr. Part No.
JLLN010.T

Mouser Part No
576-JLLN010.T

Industrial & Electrical Fuses 10A 300VAC

Datasheet

2In Stock

$40.83

$30.39

$28.32

$26.83

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses UL CLASS J TIME-DELAY FUSES WITH INDICATION

JTD025ID
Littelfuse
1: $42.11
2In Stock

Mfr. Part No.
JTD025ID

Mouser Part No
576-JTD025ID

Industrial & Electrical Fuses UL CLASS J TIME-DELAY FUSES WITH INDICATION

Datasheet

2In Stock

$42.11

$39.48

$38.02

$29.25

View

Min.: 1
Mult.: 1

Contactors - Electromechanical 2P 208/240V 30A CONT. W/LUG TE

CON-2/240/30L
Hartland Controls / Littelfuse
1: $51.99
49In Stock

Mfr. Part No.
CON-2/240/30L

Mouser Part No
576-CON-2/240/30L

Hartland Controls / Littelfuse

Contactors - Electromechanical 2P 208/240V 30A CONT. W/LUG TE

Datasheet

49In Stock

$51.99

$46.35

$38.69

$38.68

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .3A 600VAC 500VDC Midget

0KLK.300T
Littelfuse
1: $34.11
10In Stock

Mfr. Part No.
0KLK.300T

Mouser Part No
576-0KLK.300T

Industrial & Electrical Fuses .3A 600VAC 500VDC Midget

Datasheet

10In Stock

$34.11

$29.76

$26.11

$23.49

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300V F/A CLASS T 175A PLTD

JLLN175.XXP
Littelfuse
1: $93.67
2In Stock

Mfr. Part No.
JLLN175.XXP

Mouser Part No
576-JLLN175.XXP

Industrial & Electrical Fuses 300V F/A CLASS T 175A PLTD

Datasheet

2In Stock

$93.67

$75.26

$71.25

$67.69

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 600VAC Class J

0JTD080.VXID
Littelfuse
1: $126.08
23In Stock

Mfr. Part No.
0JTD080.VXID

Mouser Part No
576-0JTD080.VXID

Industrial & Electrical Fuses 80A 600VAC Class J

Datasheet

23In Stock

$126.08

$126.07

$116.25

$96.12

$88.47

Min.: 1
Mult.: 1

No

Industrial & Electrical Fuses 6A 600VAC Class J

0JTD006.T
Littelfuse
1: $32.18
247In Stock

Mfr. Part No.
0JTD006.T

Mouser Part No
576-0JTD006.T

Industrial & Electrical Fuses 6A 600VAC Class J

Datasheet

247In Stock

$32.18

$19.95

Min.: 1
Mult.: 1

No

Industrial & Electrical Fuses 4A 250VAC Midget

0BLF004.T
Littelfuse
1: $10.71
20In Stock

Mfr. Part No.
0BLF004.T

Mouser Part No
576-0BLF004.T

Industrial & Electrical Fuses 4A 250VAC Midget

Datasheet

20In Stock

$10.71

$9.87

$9.06

$6.18

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300V F/A CLASS T 125A

JLLN125.XXP
Littelfuse
1: $86.78
1In Stock

Mfr. Part No.
JLLN125.XXP

Mouser Part No
576-JLLN125.XXP

Industrial & Electrical Fuses 300V F/A CLASS T 125A

Datasheet

1In Stock

$86.78

$66.62

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 30A 2P NON-ID

LFJ600302C
Littelfuse
1: $64.62
3In Stock

Mfr. Part No.
LFJ600302C

Mouser Part No
576-LFJ600302C

Fuse Holder CLASS J FUSEBLOCK 600V 30A 2P NON-ID

Datasheet

3In Stock

$64.62

$50.46

$47.46

$44.10

View

Min.: 1
Mult.: 1

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

KLKD010.HXR
Littelfuse
1: $27.83
48In Stock

Mfr. Part No.
KLKD010.HXR

Mouser Part No
576-KLKD010.HXR

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

Datasheet

48In Stock

$27.83

$24.84

$23.73

$21.76

View

Min.: 1
Mult.: 1