A 400°F (204°C) electrically heated shelf oven has workspace dimensions measuring 56 inches wide x 30 inches deep x 60 inches high. A 1,000-CFM, 1-HP blower provides side-to-side horizontal airflow to the workload, and 15 kW are installed for heat input. The oven features 6-inch insulated walls, integrally welded construction, channel shelf supports and nickel-plated wire shelves. Oven controls include a digital indicating temperature controller, manual reset excess temperature controller and separate heating-element control contractors.