Mersen's M Series of Fusible and Non Fusible Disconenct Switches are listed to UL 98 and IEC approved. They're service entrance devices that are capable of fully rated load‑break and load make. The M series disconnect swithces employ a modular design that enables the handle to be placed amoungst the poles or at the ends.
Mersen offers a range of DC disconnect switches especially designed for PV applications, in 2 poles and 2x2 poles configurations for double circuit applications. The technology inside the switch and the visible contacts allow a quick, safe, and