The Cutler Hammer-Eaton E50SA is a single-pole limit switch designed for industrial automation applications. This model features one normally open (NO) and one normally closed (NC) contact configuration, allowing flexible control options. Built without a light indicator, it’s ideal for systems where visual feedback isn’t required. https://www.partshnc.com/e50sa-cutler-hammer-eaton-single-pole-1no-1nc-wo-light