177618GN is a 1 Pole BCO Complement thumbwheel switch from EECO's 1776 Series, offering 8 switching positions with binary-coded octal output. The switch features a standard 0.500" width and delivers proven reliability with a minimum life rating of 1,000,000 detents at 10 mA and 5 VDC at +25°C. It operates with a tangential operating force of 6-18 Oz. and maintains contact resistance of 100 mO maximum initially and 200 mO maximum after life testing. The switch is fully lead-free and RoHS compliant, with gold over nickel plating on contacts and copper alloy terminals plated for soldering. Common applications include industrial control panels, instrumentation, and front-panel data entry systems where compact, reliable binary encoding is required.