The InSinkErator SS-500-18B-MRS is a workhorse designed for commercial kitchens that demand reliability, performance, and durability. Its 5-HP motor powers through tough waste, while the double-tapered Timken roller bearings absorb shock, ensuring long-lasting operation even in high-volume settings. The triple lip and secondary spring-loaded oil seals protect the motor from water intrusion and grease loss, reducing maintenance costs and extending the lifespan of your disposal system. This model features a reverse switch, allowing you to safely dislodge jams without risking damage, and a chrome-plated cover over the 3⁄4-inch rubber mounting for a clean, hygienic look that meets commercial kitchen standards. With built-in thermal overload protection and controlled airflow, the SS-500-18B-MRS maintains optimal operating temperatures, preventing overheating and ensuring consistent performance. The 18-inch-diameter bowl with a 6 5⁄8-inch inlet, sleeve guard, and splash baffle enhances safety and hygiene, making it a top choice for restaurants, hotels, and large-scale food service operations. Whether you're upgrading an existing system or outfitting a new kitchen, this disposal delivers the power and durability commercial establishments require to handle demanding workloads without compromise.