Evaluate application fit for Mersen A2D40R, a 40A class rk1 time-delay fuse rated 250 VAC / 250 VDC, with the current rating, system voltage and physical connection before substitution.
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Mersen A2D40R is a 40A class rk1 time-delay fuse in the A2D family, rated 250 VAC / 250 VDC. Use the exact part number when checking compatibility with installed fuse blocks or holders. Part of Mersen’s application-focused fuse portfolio, the device pairs the series protection profile with a practical installation format. Its ferrule configuration supports motor, transformer, power distribution. FuseStock lists the manufacturer reference for sourcing and technical comparison.
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