The CYNERGY3 part DBT72405-HR is a high voltage relay featuring a Single Pole Single Throw Normally Closed (SPST-NC) configuration with a 24VDC coil. This relay has a maximum switching capability of 3.5kV and 2A, making it suitable for high voltage applications. The relay is equipped with durable tungsten contacts and is designed for easy mounting on a printed circuit board (PCB).