Red Box

TC 400A-28

Red Box High Capacity Power Unit TC400A-28


Max amps: 3500A Nominal short circuit
Capacity: 115 Amp Hrs
Max start voltage: 30.3v DC
Size (body): L31 W14 H12 in.
Weight: 309 lbs.
Operating temp: -40°F - + 140°Fahrenheit
Case: Zinc coated steel
Voltage indication: Digital – IP 65
Auxiliary input: 31v DC
Auxiliary protection: Circuit breaker 50A
Aircraft cable: 10 Foot Heavy Duty, NATO Connector
Charger: 20A Electronic110/230v
Tow bar available: 50mm Pin


  • Handle and casters
  • Towbar
  • Longer cable available
  • 50A or 100A, 28v DC power supply


  • High capacity heavy-duty engine starting of turbo prop, turbine, aircraft and helicopters.
  • Starts military and combat vehicles
  • Portable start power at remote locations
  • Air transportable (non hazardous)
  • Totally Weather Protected
  • Tough and Compact
  • Maintenance Free
  • No memory effect
  • High charge retention
  • Long shelf life
  • Fast recharge
  • No cycling
  • Leak proof cells
  • Cells replaceable on condition

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Heli-Mart: Helicopter Parts, Helicopter Component Overhaul & Repair, and Helicopter Sales

Your helicopter doesn’t work from 9 to 5…Neither do we. When you are in need of helicopter spare parts, we strive to fulfill your orders with access to our large, on-shelf inventory. In situations that are more urgent, such as Aircraft On Ground (AOG), we are always a phone call or email away in getting you your needed replacements or repairs.

Heli-Mart Inc provides the highest level of expedited service to its worldwide customer base. Our extensive, on-shelf inventory contains spare parts for all major helicopter manufacturers, including: MD Helicopter, Bell Helicopter, Airbus (Eurocopter) Helicopter, and Sikorsky (Schweizer) Helicopter parts. We continue to buy helicopter inventories with thousands of new and used surplus helicopter parts, helicopter accessories and helicopter components. Furthermore, our in-house overhaul and repair facility, California Aero Components, enables us to maintain additional stock on items for the MD product line such as, main and tail rotor transmissions, pitch-controls, landing gear dampers, etc. This allows us to provide our customers with an added level of service and support in critical times.

With over 40 years of helicopter parts, helicopter repair, and helicopter sales experience, we will get you the parts and support you need, when you need it. Please give us a call so we can discuss your helicopter related needs.