This is a Tridonic TE-ECO 0105 35-105VA Electronic Transformer. This Tridonic transformer dims via a trailing-edge phase dimmer. TheTridonic TE-ECO 0105 35-105VA is suitable for emergency lighting systems in accordance with EN 50172. It has many features, including short-circuit shutdown,overtemperature and overload protection and screw in terminal. Tridonic Article number: 22081996