Russian military 3.5kV 15pF 4kVar ceramic high voltage doorknob capacitor. Using in powerful radio equipment working in continuous high frequency mode in direct-current circuits.
Reactive power: 4 kVar;
Insulation resistance: min 10 000 MOhm;
Operation temperature range: -60...+155 degrees Celsius;
Relative air humidity: max 98%;
Guaranteed accrued work-time: 25000 hours;
Weight: 15gr.