... customerizedStandard:a. 115/230 Primary &120/240 Primary Toroida32l Transforme30r Series 100VA~3000VA b. Primary 100V, 115V, 120V, 230V, 240V / 50 ... and R&D team.c. Use refined material, such as core, wire, and copper, magnetic. Connecter ect. All raw materials have ...