The 1-1393127-8 is a Potter & Brumfield PRD series power relay designed for industrial control and lighting applications. It features contact arrangements up to 2 Form C (2CO) with rated current of 50A and rated voltage of 600VAC or 125VDC, with contact materials available in silver (Ag), silver-cadmium oxide (AgCdO), or tungsten (W). The relay offers an initial contact resistance of 75mO maximum and initial voltage drop of 75mV, with operate and release times of 40ms and 20ms respectively, and a maximum bounce time of 10ms. It operates at frequencies up to 7200 operations per hour and is suitable for switching both AC and DC loads, with magnetic blowout options available for DC applications. The relay is UL Listed (UL E22575), CSA approved (LR15734), and VDE registered (C144), making it ideal for demanding industrial environments requiring reliable switching performance.