The HBL5357 is an Extra Heavy Duty, specification-grade single receptacle designed for panel mount applications on 1.94 inch (49.3 mm) centers. It is rated for 20 amperes at 125 volts with a 2-pole, 3-wire grounding configuration (NEMA 5-20R) and supports a 1 HP load capacity. The receptacle features a flush nylon face with back and side wired terminals using multiple drive screws for secure connections. It is UL Listed and CSA certified, making it suitable for demanding commercial and industrial installations where durability and reliability are critical requirements.