.The PGR-4C-E is a relay socket and accessory manufactured by Honeywell for use in electronic applications. The device includes a plastic base, a 4-pole electrically isolated socket, a spring-leaf switch mechanism, and a locking system (used when connecting wiring to the terminal screws). The socket is RoHS (Restriction of Hazardous Substances) compliant, and has a 10A current rating, with a dielectric strength of 4,000V AC between terminals. It is also compliant with UL and CSA standards. The PGR-4C-E is designed to be used with a wide range of miniature power and signal relays, including G2R-series, G6D-series, MY2-series, and more.