ELDEC auto-transformer rectifier units carry on the tradition of providing affordable, efficient, light-weight and reliable converters while meeting today's new stringent power quality requirements. Our ATRUs are preferred to active PFC for applications where the source frequency is 400 Hz.

Non-isolated passive AC to DC conversion for motors, actuation, pumps, fans and other dedicated loads

• Input voltage: 115 Vac or 230 Vac
• Output voltage: 270 Vdc or 540 Vdc 
• Efficiency: 98%+
• Power Factor: >0.98 (depending upon configuration and power level)
  • Input current distortion (THD):
    • 12 pulse <12%; 
    • 18 pulse <7%;
    • 24 pulse <5%;
    • 30 pulse <3%
  • High current overload capability (typically 150% for 2m and 200% for 5s)
• Compatible with pulsed / dynamic loads 

Let us help determine the best product for your application. Please use the form below to request additional information or contact us for an off-the-shelf or custom power solution.