The 805-200 High Voltage DC Power Supply is rated 5 kV @ 200 mA. It is an air insulated unit. Output Connected Triple Range Voltage Meter Triple Range Current Meter in return let of HV circuit reversible polarity Adjustable Overload Relay, 10% to 110% rated current, with reset button Output Shorting Solenoid and/or Stiff Bleeder Series Limiting Resistor in Output Curcuit Surge Protection for Meters and Relays