The devices includes approximately 50 part numbers in three different mountable designs designated by CC (control cabinet), SP (sub-panel), and SE (service entrance) identifiers. The economical Val-SQ CC series has 40,000 amps of surge current rating, and its compact design is suitable for installation in a control cabinet or directly to critical equipment. A multi-phase SPD and noise filter, the Val-SQ SP series is designed to protect sensitive equipment even in harsh environmental conditions, providing 80,000 or 120,000 amps of surge current rating per phase. The Val-SQ SE series provides maximum surge protection for service entrance and remote locations and is available with 120,000, 160,000 and 200,000 amp surge current ratings.Phoenix Contact Inc.www.phoenix.com800.322.3225