Littelfuse 0239004.MRET1P 4A 125V Slo-Blo 5×20mm Glass Fuse – Axial Lead
● Contact for AvailabilitySelected for electronic circuits, Littelfuse 0239004.MRET1P is a 4A 125V Slo-Blo 5×20mm glass fuse with axial leads construction.

Selected for electronic circuits, Littelfuse 0239004.MRET1P is a 4A 125V Slo-Blo 5×20mm glass fuse with axial leads construction.
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As a cataloged protection device, Littelfuse 0239004.MRET1P is a 4A, 125V 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 10kA @ 125VAC interrupting capability. Nominal melting energy for this rating is 270.703 A²s, with UL/CSA/ANCE supplementary-fuse recognition. Verify system voltage, continuous current and prospective fault current against the published limits. Matching ampere rating alone is not proof of interchangeability; verify construction and approvals too.