347V 1000w HPS electronic ballast 1)OEM&ODM Products Offered 2)High-quality,defect ... following is the information of our products.1.Specifications of 1000W electronic ballast Main Input Voltage120V/208V/220V/230V/240V(208V/220V/230V ... to contact us.Best RegardsDavid SongSales ManagerQidong Sunkan Electronic Co.,LTD. 347V 1000W HPS electronic ballast for hydroponics/greenhouses,UL,CE,TUV,DIN approved ...