The EATON CORP PRL3X VERT PD3 is a 400A 1-phase transformer mounted device, designed for high-performance electrical applications. This product is built to meet stringent industry standards, ensuring safety and reliability. Its vertical design allows for efficient space utilization in electrical installations. The robust construction and materials used provide excellent durability and performance under demanding conditions. This device is compatible with EATON's extensive range of electrical systems, making it a versatile choice for professionals in the field.