Posted on November 4, 2016November 4, 2016 by naswgrPiedmont type MC-5 1200-5 , 600-5 ,model # 401437K18 and 401437K7 Current Transformer We have available: Used & Tested Piedmont type MC-5 1200-5 , 600-5 ,model # 401437K18 and 401437K7 Current Transformers.