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.

Results: 1 218
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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 2A 250VAC 250VDC Class K5
Datasheet
9In Stock
Min.: 1
Mult.: 1
NLN Class K5 Fuses 2 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 3A 250VAC 250VDC Class K5
Datasheet
34In Stock
Min.: 1
Mult.: 1
NLN Class K5 Fuses 3 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 5A 250VAC 250VDC Class K5
Datasheet
10In Stock
Min.: 1
Mult.: 1
NLN Class K5 Fuses 5 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 10A 250VAC 250VDC Class K5
Datasheet
134In Stock
Min.: 1
Mult.: 1
NLN Class K5 Fuses 10 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 15A 250VAC 250VDC Class K5
Datasheet
52In Stock
Min.: 1
Mult.: 1
NLN Class K5 Fuses 15 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 9A 250VAC 125VDC Class RK5
Datasheet
10In Stock
Min.: 1
Mult.: 1
No
FLNR Class RK5 Fuses 9 A 250 VAC Time Delay / Slow Blow 125 VDC 20 kA at 125 VDC Cartridge Fuses Holder Clip Class RK5 Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 35A 600VAC 600VDC Class RK5
Datasheet
6In Stock
Min.: 1
Mult.: 1
No
IDSR Class RK5 Fuses 35 A 600 VAC Time Delay / Slow Blow 600 VDC 20 kA at 600 VDC Cartridge Fuses Holder Clip Class RK5 Element Window Bulk
Littelfuse Industrial & Electrical Fuses 80A 600V Time Delay POWR-Pro
Datasheet
5In Stock
Min.: 1
Mult.: 1
No
JTD_ID Class J Fuses 80 A 600 VAC Time Delay / Slow Blow 300 VDC Cartridge Blade Fuses Holder Knife Blade POWR-PRO Element Window
Littelfuse Industrial & Electrical Fuses 250V 15A
Datasheet
24In Stock
Min.: 1
Mult.: 1
No
NLN Class K5 Fuses 15 A 250 VAC Fast Blow 250 VDC Cartridge Fuses Holder Clip Class K5 Without Indicator
Littelfuse Industrial & Electrical Fuses 30A 600VAC 500VDC Midget
Datasheet
440On Order
Min.: 1
Mult.: 1

KLK Midget Fuses 30 A 600 VAC Fast Blow 500 VDC 100 kA at 600 VDC Cartridge Fuses Holder Clip 5AG Without Indicator Bulk 2.816 mOhms
Littelfuse Industrial & Electrical Fuses 300V F/A CLASS T 400A PLTD
Datasheet
19Expected 30/04/2026
Min.: 1
Mult.: 1

JLLN Class T Fuses 400 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 20A 600VAC 600VDC Midget
Datasheet
152Expected 02/03/2026
Min.: 1
Mult.: 1

KLKD Midget Fuses 20 A 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 4.5 mOhms
Littelfuse Industrial & Electrical Fuses 200A 600VAC J Fuses
Datasheet
68On Order
Min.: 1
Mult.: 1

JLS Class J Fuses 200 A 600 VAC Fast Blow 200 kA at 600 VAC Cartridge Blade Fuses Holder Knife Blade Class J Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 60A 600VAC Class J
Datasheet
73On Order
Min.: 1
Mult.: 1
No
JTD Class J Fuses 60 A 600 VAC Time Delay / Slow Blow 300 VDC 300 kA at 600 VAC Cartridge Fuses Holder Clip POWR-PRO Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 350A 600VAC Class J
Datasheet
5Expected 29/04/2026
Min.: 1
Mult.: 1

JTD Class J Fuses 350 A 600 VAC Time Delay / Slow Blow 500 VDC 20 kA at 500 VDC Cartridge Blade Fuses Holder Knife Blade POWR-PRO Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 3.2A 500VAC Midget
Datasheet
10Expected 06/04/2026
Min.: 1
Mult.: 1

FLQ Midget Fuses 3.2 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 30A 500VAC Midget
Datasheet
25Expected 27/02/2026
Min.: 1
Mult.: 1

FLQ Midget Fuses 30 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 2.816 mOhms
Littelfuse Industrial & Electrical Fuses 2.5A 600VAC 500VDC Midget
Datasheet
6Expected 27/04/2026
Min.: 1
Mult.: 1

KLK Midget Fuses 2.5 A 600 VAC Fast Blow 500 VDC 100 kA at 600 VDC Cartridge Fuses Holder Clip 5AG Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 12A 600VAC 600VDC Midget
Datasheet
9Expected 02/04/2026
Min.: 1
Mult.: 1

KLKD Midget Fuses 12 A 600 VAC Fast Blow 600 VDC 100 kA at 600 VAC Cartridge Fuses Holder Cartridge Midget Without Indicator Bulk 10.3 mOhms
Littelfuse Industrial & Electrical Fuses 8A 250VAC Midget
Datasheet
34Expected 12/03/2026
Min.: 1
Mult.: 1

BLF Midget Fuses 8 A 250 VAC Fast Blow 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 300VAC
Datasheet
12Expected 23/03/2026
Min.: 1
Mult.: 1

JLLN Class T Fuses 25 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 80A 300VAC 125VDC CLASS T
Datasheet
4Expected 05/03/2026
Min.: 1
Mult.: 1

JLLN Class T Fuses 80 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 100A 600VAC J Fuses
Datasheet
15In Stock
Min.: 1
Mult.: 1
JLS Class J Fuses 100 A 600 VAC Fast Blow 200 kA at 600 VAC Cartridge Blade Fuses Holder Knife Blade Class J Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 4A 600VAC Class J
Datasheet
10Expected 06/04/2026
Min.: 1
Mult.: 1
No
JTD Class J Fuses 4 A 600 VAC Time Delay / Slow Blow 300 VDC 20 kA at 300 VDC Cartridge Fuses Holder Clip POWR-PRO Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 8A 600VAC 500VDC Class K5
Datasheet
1Expected 16/04/2026
Min.: 1
Mult.: 1
No
NLS Class K5 Fuses 8 A 600 VAC Fast Blow 500 VDC 20 kA at 500 VDC Cartridge Fuses Holder Clip Class K5 Without Indicator Bulk