Ultravolt 1/2A24-N30-I5-F-M-C Non-Isolated / PoL A-Series DC to HVDC Converter, Single output (Unipolar), +24V Input, , -500V DC HVout, 30W, Thru-hole mount, Regulated, I5 Interface 0 to +5 VDC Monitors/Controls, Ripple reduction filter, Mu Metal shield, Aluminum Case