The Vollrath FC-4HS-54120-BKR Heated Shelf Food Warmer is designed for efficient food warming in commercial settings. This recessed drop-in unit measures 56"W and accommodates countertops up to 2" thick, featuring an 11/16" deep recessed surface area. It offers dual warming zones with nine adjustable heat settings, allowing precise temperature control via a digital thermostatic interface. The unit operates at 712 watts on a 120V/60/1-ph power supply, drawing 5.9 amps. Its durable black aluminum hardcoat finish ensures longevity and easy maintenance. The product includes a power and control cord with a NEMA 5-15P plug, meeting cULus and NSF standards for safety and performance.