The 70W LED Trunking LED Linear Module 150lm/W Retrofit Universal Pull&Push System Dimmable 1-10V is the best choice for upgrading existing T8 and T5 track systems from Trilux, Veko, Siteco, RIDI, Regiolux, Philips, Nordeo, Thorn, Ludwig, Zumtobel and Fluolite. The new Pull&Push design makes installation extremely simple and efficient. Installation is carried out without tools by simply locking the Pull&Push mechanism. Customers' existing tracks can be retained and reused, saving the time of reinstalling the tracks and electrical connections. The existing track system is only used to support the LED modules, the electricity runs through the cable inside the LED Retrofit module. The Trunking Retrofit LED Linear Module requires the mains connector which can be found in the accessories section. The Trunking Retrofit LED Linear Module includes a power selector where you can choose between 54.6W and 70W. *We have a 1.5m connection cable to interconnect the Trunking Retrofit Linear LED T