3ctest SG 5010H 10kV Surge Simulator for IEC 61000-4-5, GB/T, ITU-T K21/K44 is available through DeltaFaraday for EMC, RF, and compliance test equipment sourcing. Model: SG 5010H 10kV Surge. Contact DeltaFaraday for current availability, pricing, calibration options, rentals, and equivalent configuration support.