Littelfuse 023903.5MRET1P 3.5A 250V Slo-Blo 5×20mm Glass Fuse – Axial Lead
● Contact for AvailabilityDesigned for electronic circuits, Littelfuse 023903.5MRET1P is a 3.5A 250V Slo-Blo 5×20mm glass fuse with axial leads construction.

Designed for electronic circuits, Littelfuse 023903.5MRET1P is a 3.5A 250V Slo-Blo 5×20mm glass fuse with axial leads construction.
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Configured for circuit protection, Littelfuse 023903.5MRET1P is a 3.5A, 250V AC Slo-Blo fuse in the 5×20mm 239 Series. The glass-body device uses axial leads terminals with through-hole / axial lead installation and has 100A @ 250VAC; 10kA @ 125VAC interrupting capability. Nominal melting energy for this rating is 128.05 A²s, with UL/CSA/ANCE supplementary-fuse recognition. Match the current, voltage and interrupting level to the protected circuit before installation. For alternate-part review, confirm fuse class, terminal style and installation method in addition to ratings.