Based on this product's specifications, here are some alternatives and similar models
Steba SV 50 Sous-Vide Immersion Cooker, 20 L Capacity, 800 W, Stainless Steel/Black
Summary description:
The Steba SV 50 is a sous-vide immersion cooker with 800 W power and a 20 L usable capacity. Designed for precision cooking, it circulates and heats water to maintain stable temperatures for vacuum-sealed food. Constructed in stainless steel with black accents, it suits home and small professional kitchens for low-temperature cooking, pasteurization and batch preparation.