The 31RM48 is a multi-function relay module designed by Lovato Electric to provide various switching, controlling, and protection functions in buildings. It supports automation through a mobile app or home automation systems, and can be integrated with other components or building systems. The module is equipped with two relays, two normally open and two normally closed contacts, switchable fuse holder and nine LEDs that indicate the various operations. It can handle resistive, inductive and reactive loads, and is suitable for ceiling, wall or counter mount fittings. The 31RM48 is designed to be robust and reliable, offering protection against power surges and mechanical shocks.