The Merrychef 402S Series V4 is an advanced commercial countertop oven that combines microwave energy, forced-air convection, and impingement cooking technology to dramatically reduce cook times while maintaining crisp texture and even heating. It is designed for cafés, quick-service restaurants, convenience stores, bakeries, and high-volume kitchens where speed and consistency are essential. This ventless oven uses built-in catalytic converters, allowing installation in many locations without a traditional ventilation hood. Its compact tabletop footprint makes it suitable for front-of-house or space-constrained kitchens. Key features include: Accelerated cooking up to 10–15 times faster than conventional ovens Combination cooking using convection, microwave, and impingement heat Ventless operation with integrated catalytic filtration Programmable MenuKey system with up to 256 cooking programs Multi-stage cooking controls with adjustable fan speed and microwave power Stainless steel interior and exterior construction Cool-touch door design for operator safety Compatible with standard metal pans and baking trays Easy-clean cavity and removable grease filter