Russian military K15Y-2 10kV 220pF 20% tol. 100kVar ceramic high voltage doorknob capacitor. Used in high-power radio equipment for continuous operation at radio frequencies as well as under pulsed operation and in d. c. circuits.
Reactive power: 100 kVar;
Operating temperature: from -60 to + 185C;
Diameter: 65mm;
Length: 110mm;
Weight: 520g.