Lenovo Essential Service + Premier Support - Extended service agreement - parts and labor (for 46TB (24x 1.92TB SSD NVMe) Pack Fundamentals) - 5 years - on-site - 24x7 - response time: 4 h - for P/N: 7D4FCTO4WW, 7D4FCTOPWW, 7Y41CTO1WW, 7Y41CTOLWW, 7Y58CTO1WW, 7Y58CTOLWW