Mersen OT100 100A Class K5 fast-acting one-time fuse
● Contact for AvailabilityOT100 is a Mersen Class K5 fast-acting one-time fuse, rated 100A at 250VAC / 250VDC, suited to feeder, branch-circuit and resistive-load protection in a blade format.

OT100 is a Mersen Class K5 fast-acting one-time fuse, rated 100A at 250VAC / 250VDC, suited to feeder, branch-circuit and resistive-load protection in a blade format.
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OT100 is specified as a Mersen Class K5 fast-acting one-time fuse for feeder, branch-circuit and resistive-load protection. Its electrical rating is 100A at 250VAC / 250VDC, with Class K5 fast-acting protection with a 50kA interrupting rating and blade construction. Confirm installation details and coordination against the official Mersen datasheet before placing it into a design.