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DC Power Supplies | 270 VDC Power Converters

The performance of FCX Systems 270 VDC Power is flight line and production line proven - we are 270 VDC from the ground up. Installation sites include main production and test sites, such as: Lockheed Martin F-35 Assembly in Fort Worth TX, Navy F-35 T&E NAS Patuxent River MD, and JSF ITF Facility at Edwards AFB CA. FCX Systems precision 270 VDC equipment is the preferred and best power of choice for all 270 VDC applications.

  • Most experienced designer, manufacturer, and supporter of 270 VDC ground power systems.
  • FCX offers 270 VDC for every application, and can meet the high dynamic response required by the F-35 and F-22.
  • Monitor and protect your aircraft and other sensitive loads from transients and abnormal power conditions.
  • FCX 270 VDC power delivers precise regulation, rapid response and recovery - built to perform, and to last.
  • "It was a pleasure testing a product that easily met or exceeded all requirements and expectations." - Lockheed Martin F-22 Ground Power Qualification Test Manager.
We offer a wide variety of unit ratings and configurations - standard and custom. Please contact us anytime at with your requirements.
  • Input Power

  • Environment

    Operating Temperature:
    0˚C - 50˚C
    Relative Humidity :
    0 - 95%
    0 - 4000’
    Ambient Noise :
    <68 dBA
    Basic hanger base unit rating:
    indoor/outdoor environments
    1850 lbs (840kg)
  • Codes and Standards

    ANSI C2 National Electric Safety Code
    IEEE C62.41 Surge Suppression for AC Power
    NEMA-250 Enclosures for Electrical Equipment
    NEMA ST20 Transformer Applications
    NFPA 70 National Electric Code
    UL-508 Industrial Control Equipment
    MIL-STD 704F Aircraft Power Characteristics
    MIL-W1687D Wire, Electrical, Insulation-Gen Specs
    C39.1-81 Requirements for Indicating Instruments



FCX INC. : U.S. Coast Guard 400 HZ Power Supply - Custom Enclosure

FCX INC. : U.S. Navy, NAS Oceana, VA 400 HZ Central System Converters

FCX INC. : U. S. Navy / 270 Volt DC Aircraft Power

FCX INC. : U. S. Navy , NAS, Patuxent River 400HZ Central System Converters

FCX INC. : Dallas / Fort Worth Airport Motor Generator Sets

FCX INC. : Edwards Airforce Base / F-22 Raptor 270 VDC Power Supply

FCX INC. : Grand Bahamas Shipyard 50 HZ, 2,000 KVA Solid-State Frequency Converter

FCX Systems Makes An International Footprint


Replacing Diesel Generators for the Patriot Missile System. Patriot Missiles, the defensive anti-missile system designed by Raytheon, are installed around the world to protect cities subject to missile attack. While utility power around the word is either 50 Hz or 60 Hz, the Patriot system incorporates several elements that require reliable 400 Hz power. Therefore, […]


Engineering Complex Power Supply for F-22 Test Program In the early 2000s, the engineering staff from Edwards Air Force Base (AFB) distributed an inquiry regarding a power supply for a 270 VDC military aircraft. FCX did not initially respond to the inquiry, however no viable solutions were presented by the 11 companies that did respond. […]


Powering F-35s Aboard Aircraft Carriers Anticipating the deployment of F-35 airplanes aboard aircraft carriers, the U.S. Navy issued a requisition for development of a system to feed power to 400 Hz AC and 270 VCD aircraft with a minimum impact on the existing equipment and space. FCX used its experience with the 400 Hz AC […]


Solid-State Frequency Converter for a Floating Dry Dock. In 2008, a large floating dry dock – containing motor loads for cranes, capstans, ballast pumps and fire pumps – was transported to the Grand Bahama Shipyard. The dry dock required 50 Hz power, while the Bahamas utilizes 60 Hz power. To supply the 50 Hz power […]


400 FCX Lane
Morgantown, WV 26501

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