Used Unitron GFC-25M 25 kVA Aicraft GPU

Unitron GFC-25M
Unitron GFC-25MUnitron GFC-25MUnitron GFC-25MUnitron GFC-25MUnitron GFC-25MUnitron GFC-25MUnitron GFC-25MUnitron GFC-25MUnitron GFC-25M
Manufacturer: Unitron
Part Number: GFC-25M
Condition: Used
Lead Time: In-Stock (subject to prior sale)
On Hand: 8
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Similar Used/Refurbished or New Items Available:
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The used Unitron GFC-25M produces 25 kVA output ground power for aircraft in the hangar or on the ramp. The unit is electrically powered by 3 phase input voltage from the hangar or your local facility. New equivalent part numbers include UFC-30M (30 kVA) or UFC-45M (45 kVA).

Standard Features

  • MIL-STD-704E, ARP 5015, DFS 400 and ISO 6858 Compliant
  • Indoor/Outdoor (Hangar/Ramp) Use
  • Automatic Input Line Monitoring
  • Automatic Line Drop Compensation (ALDC)
  • Emergency Mushroom “OFF” Switch
  • 18-Inch Hazard Area Clearance
  • Automatic Aircraft Safety Disconnect
  • Built-in Maintenance Diagnostics
  • Analog Control Panel
  • Output Voltage and Current Monitoring
  • Internal Elapsed Time Meter
  • Front Panel Summary Fault Indicators
  • Solid Cushion Tires
  • Built-in Cable Racks, Input & Output

Input Voltage Specifications

  • Voltage: 480 volts, +10%, -15%, 3Ø, 3 wire plus ground
  • Frequency: 60 Hz ± 10%
  • Phase Rotation: Any
  • Protection: Over/under voltage, loss of phase, overcurrent, short circuit
  • Inrush Current: No greater than 100% of full load current


  • Acoustical Noise: 65 dBA maximum at 5 feet
  • Temperature Range: -40°C to +55°C

Energy Factory

  • Efficiency: 93% typical at full load, 91% typical at half load; varies depending on configuration
  • Energy Efficiency Ratio: 20.0 typical

Output Specifications

  • Power Rating: 25 kVA
  • Overload: 150% for 5 min., 200% for 20 sec.
  • Voltage: 115/200 volts, 3Ø, 4 wire, grounded neutral
  • Voltage Regulation: ± 1.0% under all conditions of line, balanced loads and temperature
  • Voltage Transients: IAW MIL-STD-704E
  • Frequency Regulation: 400 Hz ± 0.01% under all conditions of line, load and temperature
  • Frequency Transients: None
  • Phase Angle Regulation: ± 2° for balanced loads
  • Harmonic Distortion: 2.0% maximum
  • Protection: Overload, short circuit, over/undervoltage and safety disconnect

Dimensions - Approximate

  • L - 40 inches (1016 MM)
  • W - 32 inches (823 MM)
  • H - 44 inches (1108 MM)
  • Weight - 700 lbs approx.
Compatible Aircraft*
Bombardier (Business)Challenger 600, Challenger 601, Challenger 604, Challenger 850, Challenger 870, Challenger 890
GulfstreamG350, G450, G500, G550, II, III
Hawker BeechcraftHawker 4000 (Horizon)
*This list is for general reference only and may not be entirely acurate for all aircraft. Please confirm all equipment meets the requirements of your aircraft with the owners/maintenance manuals prior to purchasing or using with your aircraft.