Product pictures Product Overview: Bently Nevada 3300-10 78422-01 Parameter Specification Manufacturer Bently Nevada Part Number 78422-01 Model Designation 3300-10 PWR. SUPPLY Product Series 3300 Series Machinery Monitoring System Device Type AC Power Supply Module Application & Fault Scenarios Typical Uses: Provides regulated DC power to all modules in a Bently Nevada 3300 Series monitoring rack. Converts 110/230 VAC input to stable internal DC voltages required by vibration