Red Box

TC 3000A-50-4

Red Box High Capacity Power Unit TC3000A-50-4


Max amps: 3500 nominal short circuit
Capacity: 76 Amp hrs
Max start voltage: 26v DC
Continuous voltage: 28.5v DC
Continuous power: 50 amps
AC input: 230 v AC
Size mm: L31 W20 H12 in.
Weight nom: 220 lbs.
Operating Temp: -40°F - + 122°Fahrenheit
Case: Zinc Coated Steel
Voltage indication: LED display
Performance monitoring: LED display
Aircraft cable: 10 Foot Heavy Duty
Charger: 50A Electronic Inbuilt
Tow bar available (Detachable): 50mm Pin


  • Handle and casters
  • Towbar
  • Longer cable available


  • High capacity heavy-duty engine starting of aircraft and helicopters
  • Starts Combat and Military vehicles
  • Lightweight portable start power at remote locations
  • Lightweight continuous DC power for Maintenance Training and Weapons Testing
  • Start power and continuous power
  • Tough and compact
  • Maintenance free cells
  • No memory effect
  • High charge retention cells
  • Long shelf life
  • Fast recharge
  • No cycling
  • Leak proof cells
  • Cells replaceable on condition


  • Overload
  • Over Voltage
  • Over Current
  • Short Circuit
  • 30mA RCD
  • Thermal Management

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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.