Confirm circuit requirements for Mersen A2D4/10R, a 0.4A class rk1 time-delay fuse rated 250 VAC, with the current rating, system voltage and physical connection before substitution.
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Mersen A2D4/10R is a 0.4A class rk1 time-delay fuse in the A2D family, rated 250 VAC. Its ferrule configuration supports motor, transformer, power distribution. Optimized for industrial and OEM protection needs, the device pairs the series protection profile with a practical installation format. Use the exact part number when checking compatibility with installed fuse blocks or holders. FuseStock lists the manufacturer reference for sourcing and technical comparison.
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