300 Watts peak pulse power (tp = 8/20μs). Transient protection for data lines to:. IEC 61000-4-2 (ESD) ±15kV (air), ±8kV (contact). IEC 61000-4-4 (EFT) 40A (5/50ns). IEC 61000-4-5 (Lightning) 12A (8/20μs). Protects unidirectional data I/O lines, Kierunkow