Valvetrab-SQ surge protective devices (SPD) offer safe, reliable surge protection from 40,000 to 200,000 amps. The NEMA-style product series, from Phoenix Contact USA, Middletown, Pa, includes about 50 part numbers in three different mountable designs designated as CC for control cabinet, SP for sub-panel, and SE for service entrance. The VAL-SQ CC series offers economical…