Electronic Ballast Platinum 600W Not dimmable 

The Platinum 600 W (Non Dimmable) Electronic Ballast is a microprocessor controlled ballast that maintains the lumens level of the lamp for a longer period of time. Low level of ignition at only 3A per device. It is a very light and silent equipment that can be mounted on the wall. Thermal and circuit protection. Intelligent digital "soft-start" technology, taking 1 minute to reach full power.

WHY CHOOSE ELECTRONIC BALLASTS (NOT DIMMABLE)?
Fast start-up. Reaches full power in less than one minute.
Completely silent. You have to be very close to the ballast to hear a very faint sound.
Compact and small design weighing only 1.2 kilos.
Produces little heat.
Safety circuit. To protect the ballast and lamp from damage.
Extends the life of the lamp. The loss of lumens of the lamp over time is drastically lower than that of a conventional ballast.
Fully compatible. You can connect high pressure sodium (HPS) and metal halide (HM) lamps.