Magnetic ballast for high pressure sodium lamp, metal halide lamp & mercury lamp Magnetic ballasts 400W for high pressure sodium lampsMagnetic ballasts for HID lampsVoltage: 220-240VFrequency: 50/60HzPower: 35W, 50W, 70W, 80W, 100W, 125W, 150W, 250W, 400W, 600W, 1000W, 2000W All of the silicon steel sheets used for electromagentic ballasts are of extra good quality and made under high speed press. The products are painted in vacuum by automatic impregnating paint machine:1. It can reduce noise and avoid shake.2. It can decrease the temperature rise.3. The surface is smooth and with no paint bubble.4. It can reduce the number of windings and avoid short circuit. The products are all of good quality and beautiful appearance.Certificates: TUV, CE, RoHS

Metal halide ballast