606 High-Current Cartridge Fuses

Littelfuse 606 High-Current SMD Fuses are the smallest cartridge fuses rated at 500VAC with 40 to 63A current ratings and a 2kA (at 500VAC) interrupt rating. Littelfuse 606 series fuses provide supplemental branch circuit (AC input) over-current protection or other stages of power conversion with high voltage present. This cartridge fuse series is RoHS compliant and lead free.

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Qty. RoHS ECAD Model Series
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Voltage Rating AC
Interrupt Rating
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Termination Style
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Maximum Operating Temperature
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Resistance
Littelfuse Cartridge Fuses 50A 500V
Datasheet
2,202In Stock
Min.: 1
Mult.: 1

606 Melamine Fuses 50 A 12.25 mm x 33.4 mm x 19.3 mm 500 VAC 2 kA at 500 VAC, 10 kA at 250 VAC Board Mount Radial Stand-Off - 55 C + 125 C Tray 1.31 mOhms
Littelfuse Cartridge Fuses 63A 500V
Datasheet
543In Stock
Min.: 1
Mult.: 1

606 Melamine Fuses 63 A 12.25 mm x 33.4 mm x 19.3 mm 500 VAC 2 kA at 500 VAC, 10 kA at 250 VAC Board Mount Radial Stand-Off - 55 C + 125 C Tray 1.06 mOhms
Littelfuse Cartridge Fuses 40A 500V
Datasheet
179In Stock
500Expected 02/04/2026
Min.: 1
Mult.: 1

606 Melamine Fuses 40 A 12.25 mm x 33.4 mm x 19.3 mm 500 VAC 2 kA at 500 VAC, 10 kA at 250 VAC Board Mount Radial Stand-Off - 55 C + 125 C Tray 1.7 mOhms