Over 40 Years of Perfect Protection.Since 1967, MCG has been intensely dedicated to one area - the design, development and manufacture of highly reliable surge protection devices. Products you can depend on when it counts. Lightning and power surges can seriously damage or disrupt operations in hospitals, financial institutions, military installations and other mission critical activities.

MCG Surge Protection attention to design and manufacturing offers extraordinary surge current diversion capability, reliably protecting sensitive systems from damaging transients, downtime, and its associated financial and labor costs.? Made in the USA since 1967.