THUNDER PARTS Automatic Voltage Regulator - AVR - Exact Generic Replacement for SE350-1 Year Warranty Output Power - Continuous 73 Vdc at 3.5 Adc (255w) - 1 year warranty Frequency Compensation Adjustable EMI Suppression Internal electromagnetic interference filter (EMI Filter). Roll Off Frequency 54-61 Hz for 60 Hz Operation 45-51 Hz for 50 Hz Operation Storage Temperature -65C to +85C