Universal Contacts Amphenol FCI Universal Contacts are SMT contacts that provide an electrical connection between devices and printed circuit boards. These single-position, single contacts are constructed without a housing to help make devices thinner. They are designed in accordance with Amphenol FCI GS-12-500. Amphenol FCI Universal Contacts are typically used for connecting devices such as an antenna to a PCB assembly and are especially well-suited for smartphones and commercial devices.