The specified component is a 270pF ceramic capacitor, denoted as CAP CER 270PF 1.2KV X7R 1808, with the following key characteristics: Capacitance: 270 picofarads Tolerance: ±5% Voltage rating: 1200V (1.2kV) Dielectric material: X7R, a type of ceramic material Case size: 1808 (also known as 4520 Metric)