One 5 Kilo Spanish and the second copper 5 Kilo. Final price. • Type: Three Phase Autotransformer. • Usage: Used to convert and mediate electrical voltage between different levels (such as conversion between 220V, 380V, 440V, and 480V and vice versa) to operate industrial equipment, pumps, or large appliances. • Country of Origin: Often high-quality Spanish manufacturing. • Capacity: Varies by model and size (available in capacities starting from 5KVA up to 40KVA or more such as 100KVA and 160KVA depending on the model).