The IDEC RR3B-UDC12 is a versatile 3PDT relay designed for efficient power management in electrical circuits. It operates on a 12V DC coil voltage and can handle up to 10A loads with blade terminal connections. This midget power type relay comes with options such as an indicator, a check button for test operations, and a side flange for added functionality. For installation flexibility, it supports DIN rail, surface, and panel mount sockets to suit various mounting requirements.