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True Blue Power® products are sold to qualified avionics/instrument shops, FAA repair stations, fixed base operators (FBOs) and original equipment manufacturers (OEMs).

True Blue Power is a division of Mid-Continent Instrument Co., Inc. True Blue Power products can be purchased through Mid-Continent’s online shopping tool at www.mcico.com. Click continue to be directed to the mcico.com purchasing page.

If you are not a business, please contact your local avionics dealer and ask for a True Blue Power product.




AC-to-DC Converter

The highly efficient TC280 AC-to-DC Converter produces 280 watts of power from an aircraft’s 115 VAC input. Engineered to run cooler and featuring a fanless design, the TC280 saves energy and reduces weight. It produces enough energy to power electronic equipment throughout the aircraft, including in-seat, cabin and cockpit power applications. View all Voltage Converters Buy Now


  • Supplies 280 watts of 28-volt power
  • Compact design
  • Lightweight — 2.0 lbs
  • Input transient, overload and short circuit protection
  • >88% efficient
  • Remote On/Off
  • Designed and built in Wichita, Kansas, USA
  • Two-year limited warranty


Model Number TC280
Part Number 6430280-1
Input Voltage 115 ± 10 VAC, 350-800 Hz
Input Current 2.8 A Nominal
Output Voltage 28 VDC ± 3%
Output Power 280 watts
Regulation 2% load, 2% temperature
Weight 2.0 lbs
Altitude 55,000 ft
Temperature -65°F to +160°F (-55°C to +70°C)
Mating Connector MS3106A-18-9S (MCI P/N 9016905-1)
Case Anodized aluminum extrusion, blue
Certification FAA TSO-C71 certified
RTCA DO-160G qualified


Voltage Converter Comparison Chart

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