... Anti-shock, Anti-moisture, Anti-dust, High anti- strength, Water-proof to adapts hard working environment 4. Machine-inserted silicon steel ... 1. Copper, Aluminum, Aluminum Clad Copper. 2. The size of transformer total in Aluminum is larger than which total in Copper ... Illumination System 7. Security Monitor & Control System 8. Comparison on Transformer with Toroidal, EI, R, CD Shape CoreF. Label Info: ...