Based on this product's specifications, here are some alternatives and similar models
Pizza oven WITT ETNA model 80650013 for 1 pizza, 9200 W, max diameter 40.5 cm, orange
Summary description:
Commercial pizza oven WITT ETNA designed to bake one pizza at a time with a maximum diameter of 40.5 cm. Powered at 9200 W and compatible with 220–240 V AC, it suits small restaurants, kiosks or catering where high heat output is required. Compact footprint with orange finish, intended for fast, even baking of individual pizzas.