KLKD Fuse Series

Littelfuse KLKD Fuse Series is fast-acting with a high DC voltage rating of 600Vac/Vdc that is used in solar combiner boxes and in circuits with DC fault currents up to 50,000 amperes. The KLKD Series fuses are available in standard and board-mount configurations and have been designed to meet both the UL and IEC photovoltaic fuse standards.

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Qty. RoHS ECAD Model Product
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Voltage Rating AC
Fuse Type
Voltage Rating DC
Interrupt Rating
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Mounting Style
Termination Style
Indicator Style
Packaging
Resistance
Series
Littelfuse Industrial & Electrical Fuses 4A 600VAC 600VDC Midget
Datasheet
1.235In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 4 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 51.1 mOhms KLKD
Littelfuse Industrial & Electrical Fuses .2A 600VAC 600VDC Midget
Datasheet
9In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 200 mA 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 30.9 Ohms KLKD
Littelfuse Industrial & Electrical Fuses .125A 600VAC 600VDC Midget
Datasheet
5In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 125 mA 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 65 Ohms KLKD


Littelfuse Industrial & Electrical Fuses 25A 600VAC 600VDC F/A MIDGET
Datasheet
74In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 25 A 600 VAC Fast-Acting Fuses 600 VDC 50 kA, 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk 3.532 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 1A 600VAC 600VDC Midget
Datasheet
112In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 1 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 252 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 3A 600VAC 600VDC Midget
Datasheet
144In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 3 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 77.3 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 8A 600VAC 600VDC Midget
Datasheet
110In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 8 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 19.4 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 20A 600VAC 600VDC Midget
Datasheet
177In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 20 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 4.5 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 25A 600VAC 600VDC Midget
Datasheet
171In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 25 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 3.532 mOhms KLKD
Littelfuse Industrial & Electrical Fuses .5A 600VAC 600VDC Midget
Datasheet
294In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 500 mA 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 8.16 Ohms KLKD
Littelfuse Industrial & Electrical Fuses 2A 600VAC 600VDC Midget
Datasheet
84In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 2 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 129 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 5A 600VAC 600VDC Midget
Datasheet
49In Stock
70Expected 17/09/2026
Min.: 1
Mult.: 1

Circuit Protection Fuses 5 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 36.3 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 6A 600VAC 600VDC Midget
Datasheet
21In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 6 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 26.1 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 7A 600VAC 600VDC Midget
Datasheet
9In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 7 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 20.5 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 10A 600VAC 600VDC F/A MIDGET
Datasheet
8In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 10 A 600 VAC Fast-Acting Fuses 600 VDC 50 kA, 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk 12.8 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 10A 600VAC 600VDC Midget
Datasheet
71In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 10 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 12.8 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 12A 600VAC 600VDC Midget
Datasheet
12In Stock
20Expected 26/08/2026
Min.: 1
Mult.: 1

Circuit Protection Fuses 12 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 10.3 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 30A 600VAC 600VDC F/A MIDGET
Datasheet
100In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 30 A 600 VAC Fast-Acting Fuses 600 VDC 50 kA, 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 2.776 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 30A 600VAC 600VDC Midget
Datasheet
3In Stock
190Expected 12/10/2026
Min.: 1
Mult.: 1

Circuit Protection Fuses 30 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 2.776 mOhms KLKD
Littelfuse Industrial & Electrical Fuses .1A 600VAC 600VDC Midget
Datasheet
10In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 100 mA 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 85.5 Ohms KLKD
Littelfuse Industrial & Electrical Fuses .25A 600VAC 600VDC Midget
Datasheet
20In Stock
Min.: 1
Mult.: 1

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

Circuit Protection Fuses 300 mA 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 16.2 Ohms KLKD
Littelfuse Industrial & Electrical Fuses 4A 600VAC 600VDC F/A MIDGET
Datasheet
27In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 4 A 600 VAC Fast-Acting Fuses 600 VDC 50 kA, 100 kA Cartridge Fuses Holder Clip Without Indicator Bulk 51.1 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 9A 600VAC 600VDC Midget
Datasheet
6In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 9 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 16.6 mOhms KLKD
Littelfuse Industrial & Electrical Fuses 2.5A 600VAC 600VDC Midget
Datasheet
20In Stock
Min.: 1
Mult.: 1

Circuit Protection Fuses 2.5 A 600 VAC Fast-Acting Fuses 600 VDC 100 kA Cartridge Fuses Holder Cartridge Without Indicator Bulk 98.9 mOhms KLKD