The CAP CER 1800PF 500V X7R 1206 is a specific type of ceramic capacitor with the following characteristics: it has a capacitance value of 1800 pF, an accuracy of ±10%, and can withstand voltages up to 500V. The designation "X7R" refers to its temperature coefficient and dielectric properties. This capacitor comes in a 1206 (3216 Metric) package size.