This is obsolete for viable alternative please click below . Please note the Osram does not run DSI dimming

https://www.easy-controlgear.com/products/osram-qti-dali-4x18-220-240-dim

 

The Tridonic PCA 4/18 T8 ECO is a dimmable high frequency ballast to run: 4 x 18 Watt 2ft fluorescent tube