400W, 600W, 100W Non Fan-Cooled Dimmable Electrical Ballast for Double Ended HPS Grow Bulbs

400W, 600W, 100W Non Fan-cooled Dimmable Electrical Ballast for double ended HPS grow bulbs

Case size: 273.5* 178* 92.5mm (10.77'' * 7.01'' * ...

Company: Shanghai Ningtong High-Tech Co., Ltd.