https://www.easy-controlgear.com/products/qti-dali-te-1-x18-57-dim-4008321060808?_pos=1&_sid=476fd0577&_ss=r

 

This ballast has now been discontinued, please CLICK HERE to view its replacement.   The Tridonic PCA 1/42 TCT ECO is a high frequency dimmable ballast to run: 1 x 42 Watt triple turn compact fluorescent lamp