Mean Well constant-voltage LED power supply delivers regulated low-voltage DC to LED modules and strips in illuminated signs, with 12V and 24V models in the group. The sealed units accept a wide 90-305V AC input and the LPV and CLG series carry an IP67 rating for outdoor and wet-location service. Output wattage spans roughly 20W to 150W. Built-in overload, over-voltage, over-temperature, and short-circuit protection support reliable operation. Designed for channel letters, sign cabinets, and light boxes.