... is the information of our products.1.Specifications of 600W electronic ballast Main Input Voltage120V/208V/220V/230V/240V ... brand compponents, more stable quality, longer life time.347V 600w electronic ballasts offered by requests.For more products information, ... SongSales ManagerQidong Sunkan Electronic Co.,LTD. 347V/380V/400V 600W electronic ballast for hydroponics/greenhouses,UL,CE,TUV,DIN approved ...