Spec Sheet Preview: The Alpha Communications® model SF113 push button station includes a momentary (round) low voltage SPST push button switch. The SF113 can be used as an indoor contact device or push button for a variety of systems. The SF113 features a White Plastic face plate, and mounts on a single gang electric box or plaster ring. When required the SF113 stations can be made with custom markings such as 'Press to Call', or 'Press to Check-in', etc. When any custom markings a …