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4-Pole Surge Arrestor 20kA 385V Protection Device
Model OLYMPIC-BY7-20/4-385T
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Product highlights
A 4-pole surge protection device rated for 20kA with a nominal voltage of 385V, designed to protect electrical installations from transient overvoltages and lightning strikes. This surge arrestor provides reliable protection across all four poles simultaneously, making it essential for three-phase systems and critical equipment. Ideal for electrical contractors, panel builders, and facilities managers requiring robust surge protection in commercial and industrial applications.
