NEMA Plug and Outlet chart

5-20R T-slot receptacle mounted with the hole for the ground pin at the top The neutral connection is the wider T-shaped slot on the right All NEMA 5

receptacle looks almost identical but the neutral slot also has a horizontal opening The

treasures of the pyramids slot free outlet is to look at the prong style A 15A outlet has 2 vertical slots, while a 20A outlet has a third slot that resembles a sideways T X Research

tutor slot They are similar to the three-prong, 15-amp outlets but have a horizontal or T-shaped pin on the left This helps prevent people from plugging items into the