The KC-LINK 3640 capacitor is a 4.7 nanofarad device rated for 1200 volts DC with a tolerance of ±1 percent. It has a voltage rating of up to 1200 volts and operates within the C0G or NP0 classification, which indicates its ceramic composition and stable characteristics under various conditions. This component is designed as part of the KC-LINK series, specifically denoted by the code "3640", with metric designation "9110".