ESL Power Systems Triple Transfer Switch Series: 3116 1600A 480Y/277VAC 50/60Hz 3 Ph + N + G CAT: T4D16-1600C-1600C-1600C-480-311-S-C-311601A Type: 3R Short Circuit Current Rating: 35,000 RMS Symmetrical Amps Year: 2016 Lazco Corp Buys and Sells Surplus Electrical and Hvacr Equipment. Save 25% to 50% on Hvacr and Electrical Equipment! Generators, Transformers, Switchgear, Breakers and Panels, PDUs, CPUs Chillers, Boilers, Cooling Towers, Roof Tops, and Surplus Residential and Commercial Hvacr Equipment.