Remote Display For EMS-HW Units

For use with EMS-HW model series only. Enables user to add an additional display. Simple plug-in operation makes it very simple to understand, and installation is very easy. This system includes one Remote Display, one Switch Box, and two additional cables. Some installation required. Digital display, scrolling continuously through the power source information: Voltage(s) current, frequency, error code, previous error code (if applicable).