Littelfuse 0451.400NRSN 0.4A 125V Very Fast-Acting NANO² SMD Fuse
● Contact for AvailabilityLittelfuse 0451.400NRSN provides 0.4A/125V AC/DC protection with very fast-acting characteristics and 50A @125VAC/VDC interrupting capacity.

Littelfuse 0451.400NRSN provides 0.4A/125V AC/DC protection with very fast-acting characteristics and 50A @125VAC/VDC interrupting capacity.
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Part 0451.400NRSN is a Littelfuse NANO² very fast-acting SMD fuse rated 0.4A, with a 125V AC/DC voltage rating. The fuse combines 6.10 × 2.69 × 2.69mm dimensions, smd mounting and a 50A @125VAC/VDC interrupting rating. The listed application set covers power electronics, telecom dc and battery charging. Standards and approvals include UL 248-14|IEC 60127-7 and CE, UKCA, RoHS and Halogen Free; UL/CSA/PSE approvals vary by ampere rating. Listed I²t: Nominal melting: 0.0551 A²s.