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 10A 600VAC 600VDC F/A MIDGET
Datasheet
50In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 10 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 12.8 mOhms
Littelfuse Industrial & Electrical Fuses 1A 600VAC
Datasheet
95In Stock
Min.: 1
Mult.: 1

SLC Class G Fuses 1 A 600 VAC Medium / Normal Blow 170 VDC 100 kA at 600 VAC Cartridge Fuses Holder Clip Class G Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 800A 300VAC 125VDC Class T
Datasheet
3In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 800 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 .5A 600VAC Midget
Datasheet
5In Stock
Min.: 1
Mult.: 1

BLS Midget Fuses 500 mA 600 VAC Fast Blow 10 kA at 600 VAC Cartridge Fuses Holder Clip 10.3 mm x 28.5 mm Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses .2A 250VAC Midget
Datasheet
65In Stock
Min.: 1
Mult.: 1

FLM Midget Fuses 200 mA 250 VAC Time Delay / Slow Blow 125 VDC 10 kA at 250 VAC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses .25A 250VAC Midget
Datasheet
8In Stock
Min.: 1
Mult.: 1

FLM Midget Fuses 250 mA 250 VAC Time Delay / Slow Blow 125 VDC 10 kA at 250 VAC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses .4A 250VAC Midget
Datasheet
8In Stock
Min.: 1
Mult.: 1

FLM Midget Fuses 400 mA 250 VAC Time Delay / Slow Blow 125 VDC 10 kA at 250 VAC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 70A 300VAC 125VDC CLASS T
Datasheet
23In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 70 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 400A 600VAC 300VDC CLASS T
Datasheet
1In Stock
Min.: 1
Mult.: 1

JLLS Class T Fuses 400 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 300V F/A CLASS T 125A
Datasheet
1In 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 2.25A 500VAC Midget
Datasheet
8In Stock
Min.: 1
Mult.: 1

FLQ Midget Fuses 2.25 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
Littelfuse Industrial & Electrical Fuses 2A 600V Fast Acting Midget
Datasheet
8In Stock
Min.: 1
Mult.: 1

KLK Midget Fuses 2 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 3.5A 600VAC 500VDC Midget
Datasheet
1In Stock
10Expected 2026/03/04
Min.: 1
Mult.: 1

KLK Midget Fuses 3.5 A 600 VAC Fast Blow 500 VDC 100 kA at 600 VDC Cartridge Fuses Holder Clip 5AG Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 3A 300VAC
Datasheet
1In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 3 A 300 VAC Fast Blow 160 VDC 20 kA at 125 VDC Cartridge 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 110A 300VAC 125VDC Class T
Datasheet
2In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 110 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 6A 600VAC 300VDC Class T
Datasheet
1In Stock
Min.: 1
Mult.: 1

JLLS Class T Fuses 6 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 30A 600VAC 300VDC CLASS T
Datasheet
6In Stock
Min.: 1
Mult.: 1

JLLS Class T Fuses 30 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 .6A 500VAC Midget
Datasheet
2In Stock
Min.: 1
Mult.: 1

FLQ Midget Fuses 600 mA 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
Littelfuse Industrial & Electrical Fuses 40A 300VAC 160VDC CLASS T
Datasheet
8In Stock
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 15A 300VAC
Datasheet
1In Stock
Min.: 1
Mult.: 1

JLLN Class T Fuses 15 A 300 VAC Fast Blow 160 VDC 20 kA at 125 VDC Cartridge Fuses Holder Cartridge Class T Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T
Datasheet
4In Stock
Min.: 1
Mult.: 1

JLLS Class T Fuses 110 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 450A 600VAC 300VDC CLASS T
Datasheet
2In Stock
Min.: 1
Mult.: 1

JLLS Class T Fuses 450 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 .2A 600VAC 600VDC Midget
Datasheet
2In Stock
Min.: 1
Mult.: 1

KLKD Midget Fuses 200 mA 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 30.9 Ohms
Littelfuse Industrial & Electrical Fuses 30A 250VAC 250VDC Class K5
Datasheet
650In Stock
Min.: 1
Mult.: 1
NLN Class K5 Fuses 30 A 250 VAC Fast Blow 250 VDC 20 kA at 250 VDC Cartridge Fuses Holder Clip Class K5 Without Indicator Bulk