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

High pressure mercury bulb, 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 high pressure mercury ballast, should pay attention to the following matters:

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.