Confirm circuit requirements for Mersen MI5FA40V0.315, a 0.315A 5×20mm high-speed fuse rated 400 VAC, with its series speed, voltage class and connection style for technical purchasing.
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Mersen MI5FA40V0.315 is a 0.315A 5×20mm high-speed fuse in the 5FA family, rated 400 VAC. Its ferrule / clip configuration supports power electronics, pcb protection. Specified for repeatable protection performance, this model combines the series characteristic with a clearly defined current rating. Review the application voltage and available fault current before final selection. The page is structured around the exact Mersen catalog number for easier procurement.
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