A ceramic capacitor with a capacitance of 15 pF and a tolerance of ±2% is specified by the designation CAP CER 15PF 1.5KV C0G/NP0 1111. This component has a working voltage rating of 1500V, corresponding to an operating voltage of 1.5kV. Its case size is described as 2828 Metric, indicating dimensions typically associated with 2.828 millimeters in diameter and height.