RoMan Manufacturing Inc

861 47th St SW
Grand Rapids,  MI  49509-5103

United States
  • Booth: C11501

RoMan is an industry-leading manufacturer of AC water-cooled transformers and DC Power Supplies and related specialty products used in resistance welding; melting, boosting, refining and forming of glass; and vacuum and atmospheric furnace applications.

As a manufacturer of high-current, low-voltage power sources, we use the finest materials available to offer thousands of design and customized options built to the highest quality standards and to your specific industry and application requirements. And all of our products are backed-up by a unique and industry leading warranty on all of our equipment.


  • Fast RiseTime Technology - RoMan's FRT
    RoMan FRT • Increase productivity • Lower operating cost • Custom wave shapes • Uses standard, high output MFDC weld control • Re-used or re-purpose as needed • Smaller transformers than CDW machines • Less expensive in many applications compared to CDW ...

  • Fast Rise Time MFDC

    Our Fast Rise Time MFDC power supply provides an alternative to traditional capacitive discharge welding (CDW). The FRT-MFDC power supply can be used for all types of resistance welding applications but is ideal for mass-produced projection/stud welded parts in the aerospace, appliance, automotive, medical, industrial, and many other markets.

    Our FRT-MFDC power supply features:

    • Available Primary Voltage: 800 volt, 650 Volt, 500 volt
    • Primary Frequency: 1000 Hz
    • 225 KVA @ 50% duty cycle
    • Secondary no load DC voltage of 13.0 & 17.5 volts
    • Thermostat protection
    • Secondary pick-up coil
    • Fully encapsulated to ensure long life
    • Water-cooled, 15 L.P.M. (4 G.P.M.) minimum @ 30°C
    • Weight: 50 kilograms (110 lbs)

    Visit Booth C11501 to learn more!

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