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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Qty. RoHS ECAD Model Series
Product
Current Rating
Voltage Rating AC
Fuse Type
Voltage Rating DC
Interrupt Rating
Body Style
Mounting Style
Termination Style
Fuse Size/Group
Indicator Style
Packaging
Resistance
Littelfuse Industrial & Electrical Fuses .5A 600VAC 500VDC Midget
Datasheet
30In Stock
Min.: 1
Mult.: 1

KLK Midget Fuses 500 mA 600 VAC Fast Blow 500 VDC 100 kA at 600 VDC Cartridge Fuses Holder Clip 5AG Without Indicator Bulk 7.99 Ohms
Littelfuse Industrial & Electrical Fuses 8A 600VAC 500VDC Midget
Datasheet
35In Stock
Min.: 1
Mult.: 1

KLK Midget Fuses 8 A 600 VAC Fast Blow 500 VDC 100 kA at 600 VDC Cartridge Fuses Holder Clip 5AG Without Indicator Bulk 19.4 mOhms
Littelfuse Industrial & Electrical Fuses 1.5A 600VAC 500VDC Midget
Datasheet
8In Stock
Min.: 1
Mult.: 1

KLK Midget Fuses 1.5 A 600 VAC Fast Blow 500 VDC 100 kA at 600 VDC Cartridge Fuses Holder Clip 5AG Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 30A 600V Fast Acting Midget
Datasheet
1In Stock
Min.: 1
Mult.: 1

KLK Midget Fuses 30 A 600 VAC Fast Blow 500 VDC 100 kA at 600 VAC, 50 kA at 500 VDC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 20A 250VAC 250VDC Class K5
Datasheet
33In Stock
Min.: 1
Mult.: 1

NLN Class K5 Fuses 20 A 250 VAC Fast Blow 250 VDC 20 kA at 250 VDC Cartridge Fuses Holder Clip Class K5 Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 45A 480VAC
Datasheet
11In Stock
Min.: 1
Mult.: 1

SLC Class G Fuses 45 A 480 VAC Medium / Normal Blow 100 kA at 480 VAC Cartridge Fuses Holder Clip Class G Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 60A 480VAC
Datasheet
48In Stock
Min.: 1
Mult.: 1

SLC Class G Fuses 60 A 480 VAC Medium / Normal Blow 100 kA at 480 VAC Cartridge Fuses Holder Clip Class G Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 40A 300VAC
Datasheet
35In Stock
311Expected 06/07/2026
Min.: 1
Mult.: 1

JLLN Class T Fuses 40 A 300 VAC Fast Blow 160 VDC 20 kA at 160 VDC Cartridge Fuses Holder Cartridge Class T Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 100A 300VAC
Datasheet
21In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 100 A 300 VAC Fast Blow 125 VDC 200 kA at 300 VAC Cartridge Fuses Holder Cartridge Class T Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 125A 300VAC 125VDC Class T
Datasheet
14In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 125 A 300 VAC Fast Blow 125 VDC 20 kA at 125 VDC Cartridge Fuses Holder Cartridge Class T Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 175A 300VAC 125VDC Class T
Datasheet
20In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 175 A 300 VAC Fast Blow 125 VDC 20 kA at 125 VDC Cartridge Fuses Holder Cartridge Class T Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 2A 600VAC 300VDC Class T
Datasheet
1In Stock
Min.: 1
Mult.: 1

JLLS Class T Fuses 2 A 600 VAC Fast Blow 300 VDC 20 kA at 300 VDC Cartridge Fuses Holder Cartridge Class T Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 60A 600VAC 300VDC CLASS T
Datasheet
6In Stock
Min.: 1
Mult.: 1

JLLS Class T Fuses 60 A 600 VAC Fast Blow 300 VDC 200 kA at 600 VAC, 20 kA at 300 VDC Cartridge Leaded Fuses Holder Cartridge Class T Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses .25A 600VAC 600VDC Midget
Datasheet
6In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 250 mA 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 22 Ohms
Littelfuse Industrial & Electrical Fuses .3A 600VAC 600VDC Midget
Datasheet
18In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 300 mA 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 16.2 Ohms
Littelfuse Industrial & Electrical Fuses 4A 600VAC 600VDC F/A MIDGET
Datasheet
31In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 4 A 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC, 50 kA at 600 VDC Cartridge Fuses Holder Clip Midget Without Indicator Bulk 51.1 mOhms
Littelfuse Industrial & Electrical Fuses 7A 600VAC 600VDC Midget
Datasheet
9In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 7 A 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 20.5 mOhms
Littelfuse Industrial & Electrical Fuses 1.5A 600VAC 600VDC Midget
Datasheet
3In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 1.5 A 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 134 mOhms
Littelfuse Industrial & Electrical Fuses 2.5A 600VAC 600VDC Midget
Datasheet
20In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 2.5 A 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 98.9 mOhms
Littelfuse Industrial & Electrical Fuses 8A 500VAC Midget
Datasheet
35In Stock
Min.: 1
Mult.: 1
FLQ Midget Fuses 8 A 500 VAC Time Delay / Slow Blow 300 VDC 10 kA at 500 VAC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk 18.3 mOhms
Littelfuse Industrial & Electrical Fuses 10A 600VAC J Fuses
Datasheet
5In Stock
5Expected 24/02/2026
Min.: 1
Mult.: 1
JLS Class J Fuses 10 A 600 VAC Fast Blow 200 kA at 600 VAC Cartridge Fuses Holder Clip Class J Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 15A 600VAC J Fuses
Datasheet
3In Stock
Min.: 1
Mult.: 1
JLS Class J Fuses 15 A 600 VAC Fast Blow 200 kA at 600 VAC Cartridge Fuses Holder Clip Class J Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 20A 600VAC J Fuses
Datasheet
12In Stock
Min.: 1
Mult.: 1
JLS Class J Fuses 20 A 600 VAC Fast Blow 200 kA at 600 VAC Cartridge Fuses Holder Clip Class J Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 30A 600VAC J Fuses
Datasheet
20In Stock
Min.: 1
Mult.: 1
JLS Class J Fuses 30 A 600 VAC Fast Blow 200 kA at 600 VAC Cartridge Fuses Holder Clip Class J Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 35A 600VAC J Fuses
Datasheet
3In Stock
Min.: 1
Mult.: 1
JLS Class J Fuses 35 A 600 VAC Fast Blow 200 kA at 600 VAC Cartridge Fuses Holder Clip Class J Without Indicator Bulk