The Inventronics EUC-052S140DV is a 120 to 277 input voltage, 52 watt, 140V output constant voltage LED driver. It has a 0.3-3A output current range and has a dimming range of 1-100%. It also features universal output flexibility (constant voltage source or constant current source operation switchable via a single wire), 93.5% efficiency, active power factor correction, 3-in-1 dimming interface (1-10V, PWM, and resistive), over voltage, over current, and short circuit protection, and wide operating temperature range (-40°C to +50°C). It is suitable for a wide range of LED lighting applications.