HPS/MH:35W,50W,70W,100W,150W,200W,250W,320W,400W,575W,600W,750W, ... and CE HID HPS Digital Electronic Ballast for 150W High Pressure Sodium Lamp Voltage input range: 100Vac~268Vac Rating V ... 0.99 Efficiency: 95 %( Max) THD: <10% Output power: 150W Current crest factor: <1.5 Output frequency: >30K Hz Protection ... ): 90 º C Safety and regulation: IEC61347 EMC: EN55015 150W HID ballast for Street lighting