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TB44-2 LITHIUM-ION BATTERY/24 V, 44 Ah, Finnoff Pilatus PC-12 STC. With handles. 6430044-2

TB44-2 LITHIUM-ION BATTERY/24 V, 44 Ah, Finnoff Pilatus PC-12 STC. With handles.  6430044-2
Out of Stock - On Backorder
TB44-2 LITHIUM-ION BATTERY/24 V, 44 Ah, Finnoff Pilatus PC-12 STC. With handles. 6430044-2
TB44-2 LITHIUM-ION BATTERY/24 V, 44 Ah, Finnoff Pilatus PC-12 STC. With handles. 6430044-2
TB44 Advanced Lithium-Ion Battery | 46 amp-hour, With Handles

The TB44 Advanced Lithium-Ion battery is ideal for turbine driven aircraft to provide quick engine starts and emergency power. The TB44 features NanoPhosphate® lithium-ion cells, which offers three-times more energy per kilogram, resulting in a battery that is 40% lighter than lead-acid or nickel-cadmium alternatives. 


  • 46 amp-hour battery at 23°C, nominal
  • Lighter than lead-acid and nickel-cadmium alternatives — only 51.7 lb
  • Advanced NanoPhosphate® lithium-ion cell chemistry
  • Seven engine starts in 7 minutes
  • 15 minutes for complete recharge when the battery is fully discharged
  • Superior performance at extreme temperatures (-40°C to 70°C)
  • Overcharge, over-discharge, over-current, short circuit, over-temperature, under-temperature and charge current limiting protection
  • Communicates battery status to the cockpit
  • Higher voltage during engine start — Less wear, less maintenance and increased useful life
  • 2-year maintenance interval
  • 8-year useful life, average
  • Designed and built in Wichita, Kansas, USA
  • Finnoff Pilatus PC-12 STC

Product Codes

Mfr Part No:6430044-2
TSO:C179a

Hazmat charges may apply


Weight: 51.7 lbs. (23.5 kg)Dimensions: 10.87 x 10.48 x 10.14 inCapacity: 46 amp-hour battery nominal at 23°C/73.4°FCharge Voltage: 28 VDC, nominalOutput Current: 750A continuous, 1500A maxTechnology: Advanced NanoPhosphate® lithium-ion cell chemistryProtection: Overcharge, over-discharge, over-current, short circuit, over-temperature, under-temperature and charge current limitingEnergy Density: 52.0 Wh/kg 64.6 Wh/literTemperature: -40°C to 70°C (-40°F to 158°F), operatingConfiguration: 8S19P; 1 parallel x 8 in series x 19Maintenance: 2-year maintenance intervalUseful Life: 8-year, averageCase: Anodized aluminum, blueCertifications:  FAA TSO certified to C179a ETSO certified to C179a RTCA DO-311 qualified RTCA DO-160G qualified UNDOT/IATA qualified

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  • Stock: Out of Stock - On Backorder
  • Manufacturer Part #: 6430044-2
$24,845.99

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