The KC-LINK 1812 is a specific type of ceramic capacitor with the following characteristics: 7.5 nanofarads capacitance value, 650 volts DC voltage rating, and a tolerance of ±5% at 7500 picofarads. It belongs to the C0G (NP0) class, which indicates its stability over temperature. This capacitor is available in the metric size 4532 (equivalent to the imperial size 1812).