Philips Lighting 28/35/49/54 W Electronic Batten Lighting Ballast, 195 → 240 V

The Philips Lighting HF-Regulator Intelligent high-frequency electronic dimming ballast utilizes the DALI or Touch and Dim push-button protocol for fluorescent lamps. With a special command you can retrieve the system’s mains power consumption, and with another you can find out which lamp wattage is connected. Combined with controls, additional energy savings can be achieved.

Improved light quality
Improved lamp lifetime