Aviation

TB44

Advanced Lithium-ion Battery

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. View all Advanced Lithium-ion Batteries Buy Now

Features

  • 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 — 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 extremely high temperatures (up 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

Specifications

Model Numbers
TB44
Part Numbers
6430044-2
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
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

Downloads

Product Flier
English

Technical Drawing
OL 6430044

Safety Data Sheet
SDS470

STCs
Avmax DHC-8
Cessna Caravan

Other Downloads
FAQ Brochure
Battery Comparison Chart

Maintenance Software

PuTTY software is required for scheduled maintenance actions.

Download PuTTY

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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

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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.

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