The Flow Technology ES737DRTD3BA FC4010 11-24VDC Dual And Net Rate Totalizer FC40-1D is a reliable and efficient device for accurately tracking and displaying both dual and net rates in various industrial and business settings. With its compatibility ranging from 11-24VDC, this totalizer ensures seamless operation across a wide range of voltage levels. The FC40-1D3B model from Flow Technology is designed to provide precise and dependable measurements, making it an essential tool for monitoring and managing flow rates in various applications.