Consult the 400 Watt High pressure sodium lamp and what capacity?
As the market products vary in quality, the price difference is great, the whole set of prices from the lowest 65 yuan to 600 yuan is different, if coupled with wire pole, the price of 10000 yuan is not impossible ~. ~
A gas discharge type lamp bulb, a ballast that supplies a constant current to the bulb, a trigger that provides instantaneous arcing voltage to the bulb, and a lamp housing.
The price of 400W high pressure sodium lamp consists of four parts:A gas discharge type lamp bulb, a ballast that supplies a constant current to the bulb, a trigger that provides instantaneous arcing voltage to the bulb, and a lamp housing.As the market products vary in quality, the price difference is great, the whole set of prices from the lowest 65 yuan to 600 yuan is different, if coupled with wire pole, the price of 10000 yuan is not impossible ~. ~