250-Watt-EVG

HJ HID electronic ballast is our high technical "Green Lighting" product due to our conformity with the social requirements. It is taken for one of the economical wares in engineering. At present we have developed a series of electronic ballast fitted with the metal hailed lamp, sodium lamp rated 70W-1000W.The main characteristics and features of them is detailed below: Reduce power losses and Energy Saving. Constant output power. Various protection function, high safe and reliable. Green, it reduces the pollution to the power net. Easy to install and Convenient for use. The electronic ballasts both for HPS and MH can compensate for voltage loss, which means that all HPS lamps or MH lamps in one greenhouse produce the same amount of Growth Lighting. No sound resonance. Conformity withCE ,FCCcertification. Good guarantee for our customers. Applied bulbs: 250W MH or HPS bulbs. Voltage range: 90-260VAC Input Frequency: 50-60 HZ power factor:>0.99 There is also dual 250 watt ballast: