G3NA-210B-UTU DC5-24 24V dc SP Interface Relay Module, Screw Terminal , DIN Rail. The Omron interface relay module is an innovative, compact, electromechanical solid-state device equipped with a 5VDC to 10VDC coil voltage rating. This hockey puck style relay offers a high-density solution for smaller electrical cabinets and other industrial applications thus, optimising your panel installation. It has many approvals and hence, it can be used for various applications around the world. This relay module has a small footprint and that makes it ideal for applications where space-saving is essential.