... Steel 1.Volt:220V-240V,50-60hz 2.for 250w high pressure sodium lamp 3.Supply:CE,CCC,TUV ... You may interest!Carton fairOur TeamWelcome to our website! 250w Magnetic ballast with Silicon Steel Verified Information This information is ... USD 130,410 5.0 Domestic Market USD 782,460 30.0 Production Machinery: Machine Name Brand & Model No. ... 7.5A), HGG-400W(4.6A/3.25A),HGG-250W(3.0A/2.15A),HGG-150W(1.8A),HGG- ...