TDGC2J And TSGC2J Voltage Regulator Frequency(Hz):50/60 Input voltage(V): ... , speed adjusting, lighting change, power control,etc. TDGC2J and TSGC2J series have hexagon outline, be-long to old type products ... ; TDGC2J and TSGC2J Series have quadrangle outline,belong to new type product. 2 ... ×5736×30×654813033×24×15039×34×1601051 TDGC2J And TSGC2J Voltage Regulator