The GC ELECTRONICS 35-3555 is a robust SPST rocker switch commonly used in automotive and marine environments. It is designed for reliable on/off functionality and features a quick connect (QC) terminal for simplified wiring. The switch's mounting hole specification is 0.830 x 1.450 inches, ensuring compatibility with standard automotive panels. It is RoHS compliant and available in bulk packages of 10 (BU designation).