The OF-LM003-13B480 is a 3-Watt, single-stage solid state relay module from Optoflash. It is designed to provide a compact, IP67-rated solution for high reliability, efficient and safe switching of AC and DC circuits. The relay module combines a versatile range of functions including over-temperature protection, load sensing and disconnection, current protection and current limitation. This module is suitable for distributed and embedded systems using mainstream microcontrollers, providing a reliable and efficient power switch for controlling AC and DC loads.