The CAP CER 4700PF 250V X7R 1812 is a specific type of ceramic capacitor. It has a capacitance value of 4700 picofarads, a tolerance of ±10%, and operates at a voltage rating of 250 volts. The 'X7R' designation indicates its classification as an X7R dielectric material, which offers good stability across various temperatures. This capacitor is part of the 1812 package size (measuring in metric units as 4532) and serves as a component for electronic circuits requiring precise capacitance values.