What’s New?

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Transmission Switch Phase-over-phase with Interrupter Attachment

One way, two way and three way switches are used in transmission lines to isolate and segment the system. Switches can be supplied with independent single gap SF6 interrupters. These multiple-way switches are easy to install and provide high operational reliability.

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New Product Line


MD Henry specializes in transmission and substation steel poles/structures (Gal, weathered, tapered tubular, multi-sided steel, as well as round rolled steel.) In addition, MD Henry can provide electrical substation packages.