The ELG-150-C2100-3Y is a Mean Well LED driver, one of a range of LED components produced by the Taiwanese manufacturer. It is a type 2 IP67 power supply, with a maximum wattage of 150W and a constant voltage LED output range of 36 to 202V DC. It is capable of a wide range of output current rates and dimming techniques, including Constant Current Reduction (CCR), Pulse Width Modulation (PWM), and Resistance Dimming. It features built-in surge protection, a built-in cooling fan, and a wide operating temperature range from -40 to +60 degrees Celsius. Lastly, it is UL-certified, so it is safe to use in a wide range of applications.