The ceramic capacitor is the CAP CER 1800PF 1.2KV C0G 1812 - 1800 pF ±2 1200V (1.2kV). It features a capacitance of 1800 pF, operates within a voltage range of 1200V, and has a tolerance of ±2%. This capacitor is classified as C0G, also known as NP0 (1B), with a metric size of 1812 (4532).