The specified capacitor is the KC-LINK 1812 9.1 NF 1000 VDC C0G with a capacitance of approximately 9100 pF and a ±20% tolerance. It operates at 1000 volts DC (1kV) and features a ceramic construction with a C0G (NP0) dielectric material, meeting the metric dimensions 1812 (or 4.53 mm × 3.18 mm).