China manufacturer of magnetic ballasts for metal halide flood lights & hps flood lights

James High Pressure Sodium Ballasts are one product in James' extensive range of control gear. James High Pressure Sodium Ballasts are impregnated electromagnetic ballasts of copper-iron construction for use with an external ignitor for high pressure sodium vapour (SON) lamps.

High pressure sodium ballast 400w  for HPS lamps

1.Volt:220-240v ,50-60hz
2.for 400w high pressure sodium lamp
3.Supply:CE,RoHS

4.400 Watt Clear S51/O Mogul Base Open Rated ED18 High Pressure Sodium Bulb

5.Screw terminals 1.5 - 4.0 mm2  tw 130
6. Silicon sheet+ copper wire/aluminiun wire
7.Can be produced on customer's logo
8.good silicon steel
9.Manufacturer 
8.Qualified sample is available.