The part number CAP CER 4700PF 3KV X7R 1812 refers to a ceramic capacitor with specific characteristics. It has a capacitance value of 4700 picofarads, which is denoted as ±5% tolerance. This component can withstand a maximum working voltage of 3000 volts (3 kilovolts) and falls under the X7R temperature coefficient category. The device's dimensions correspond to the metric designation 4532, equivalent to the imperial size 1812.