Aviation's Panel Mount Avionics Installation Leader

The TB44 Advanced Lithium-ion Battery is engineered to deliver 40% weight savings and an overall lower cost of ownership, with 50–90% less scheduled maintenance cost, 2-year maintenance intervals, efficient engine starts and 2-3x longer useful battery life. The TB44 is ideal for the turbine market, including fixed-wing, rotorcraft, and emergency power applications.

THE NANOPHOSPHATE® LITHIUM-ION ADVANTAGE


power
Superior power by weight or volume in a cost effective solution
safety
Nanophosphate® is stable chemically, providing the foundation for safe systems
life
Excellent calendar and cycle life with consistent performance over extended use
energy
Higher useable energy means greater battery utilization and lower cost

  • 46 amp-hour battery nominal at 23°C/73.4°F
  • Weighs 51.7 lbs. — 40% lighter than lead-acid or nickel-cadmium alternatives
  • Advanced Nanophosphate® lithium-ion cell chemistry from A123 Systems, LLC — 3x the energy per kilogram when compared to lead-acid and nickel-cadmium cells
  • 7 engine starts in 7 minutes
  • 15 minutes for complete recharge when the battery is fully discharged on a typical aircraft
  • Superior performance at extreme temperatures (-40°C/-40°F to 70°C/158°F)
  • Automatic internal heater
  • Overcharge, over-discharge, over-current, short circuit, over-temperature and under-temperature protection
  • Communicates ARINC 429 data to the cockpit
  • Higher voltage during engine start — Less wear, less maintenance and increased useful life
  • 2-year maintenance interval — 50 – 90% savings on maintenance costs
  • 8 years (average) useful life
  • Designed and built in Wichita, Kansas, USA
  • 2-year limited warranty

  • Capacity: 46 amp-hour battery nominal at 23°C/73.4°F
  • Charge Voltage: 28 VDC nominal
  • Output Voltage: 26.4 VDC nominal
  • Output Current: 750A continuous, 1500A max
  • Technology: Advanced Nanophosphate® lithium-ion cell chemistry from A123 Systems, LLC
  • Protection: Overcharge, over-discharge, over-current, short circuit, over-temperature and under-temperature
  • Energy Density: 52.0 Wh/kg, 64.6 Wh/liter
  • Operating Temperature: -40˚C to 70˚C (-40˚F to 158˚F)
  • Weight: 51.7 lbs. (23.5 kg)
  • Dimensions: 10.87” L x 10.48” W x 10.14” H
  • Configuration: 8S19P; 8 series cells x 19 parallel modules
  • Maintenance: 2-year maintenance interval; offers 50 – 90% savings on maintenance costs
  • Useful life: 8 years (average)
  • Case: Powder-coated steel, blue
  • Certification: FAA TSO certified to C179a, ETSO certified to C179a, RTCA DO-311 qualified, RTCA DO-160G qualified, UNDOT/IATA qualified

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California Residents:

Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.