Quarter size convection oven 5 amps, 1750 watts, NEMA 5-15P Convection Oven, electric, countertop, quarter size, (3) quarter size sheet pan capacity (pans not included), time & temperature manual controls, 175-500° F, end of cooking cycle buzzer, (3) shelves, insulated double wall cool-touch glass door, stainless steel construction, 120v/60/1-ph, 1. $2,398. 80 $ 317. COE3Q convection oven pdf manual download. This 0. com®. Looking for Quarter Size Oven Size, Convection Toaster Oven with Air Fry Technology? Find it at Grainger. 8 cu. The Waring WCO250X convection oven is engineered for power and durability to handle most foods like roasts, pizzas, pies, and breads. These ovens will often accept half-size and smaller pans, but some selections can fit full-size pans.