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

High pressure mercury lamp, also called high pressure mercury lamp, a gas discharge light source. It has the advantages of high light efficiency, long life and good shockproof performance; but there are also color discrimination rate is low, lit Kai Hui Long, supply voltage decreased by 5% there will be self extinguishing and closed for 5 to 10 minutes in the bulb mercury vapor pressure drop to re ignite and other shortcomings.

When using ballast for high pressure mercury lamp, should pay attention to the following tips:
 high pressure mercury lamp power in 125w and the following should be matched with the porcelain E27 lamp holder; power in 175W and above should equipped with E40 porcelain lamp holder.

Eg:175 watt mercury vapor ballast kits to replace existing core and coil ballasts for this popular lamp. These are for standard MV175 lamps and have everything you need to replace your ballast and they come in multi-tap voltage of 120, 208, 240 and 277 volt.