TB28-12V

Advanced Lithium-ion Battery

Save time and money with longer battery life and no required capacity checks. The TB28-12V lasts 8 years and offers on-condition maintenance. Its sophisticated design provides cooler, faster engine starts and superior performance in extreme temperatures (-20°C to +70°C). This intelligent lithium-ion battery features built-in charge current limiting to protect your aircraft's alternator or generator without needing to install additional equipment. It delivers cockpit communication via RS-232, analog and discrete signals.

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TB14 Advanced Lithium-ion Battery thumb
TB14 Advanced Lithium-ion Battery - Angle Left thumb
TB14 Advanced Lithium-ion Battery - Angle Right thumb
TB14 Advanced Lithium-ion Battery - Back thumb
TB14 Advanced Lithium-ion Battery - Front thumb
TB14 Advanced Lithium-ion Battery - Left Side thumb
TB14 Advanced Lithium-ion Battery - Top thumb

Features

  • 26 amp-hour battery nominal at 23°C/73.4°F
  • Weighs 10 lbs. (4.54 kg)
  • Advanced iron phosphate lithium-ion cell chemistry
  • Higher voltage during engine start — Less wear, less maintenance and increased useful life
  • 50 minutes (at 35 amps average) for complete recharge when the battery is fully discharged
  • Superior high-temperature and cold-weather performance from -20°C to +70°C (-4°F to +158°F)
  • Overcharge, over-discharge, over-current, short circuit, over-temperature, under-temperature and charge current limiting protection
  • Communicates battery status to the cockpit via RS-232, analog and discrete signals
  • On-condition maintenance
  • 8 years (average) life expectancy
  • Designed and built in Wichita, Kansas, USA
  • FAA TSO certified
  • Two-year limited warranty

Specifications

Model Number
TB28-12V
Part Numbers
6430014-1
Capacity
26 amp-hour nominal at 23°C/73.4°F
Charge Voltage
14.4 VDC nominal
Output Voltage
13.2 VDC nominal
Output Current
200A continuous, 850A max
Technology
Advanced iron phosphate lithium-ion cell chemistry
Protection
Overcharge, over-discharge, over-current, short circuit, over-temperature, under-temperature and charge current limiting
Energy Density
76 Wh/kg
121 Wh/liter
Operating Temperature
-20°C to +70°C (-4°F to +158°F)
Weight
10 lbs. (4.54 kg)
Dimensions
6.3” L x 5.6” W x 4.9” H
Configuration
4P4S; 4 parallel cells x 4 series cells
Battery Life Expectancy
8 years (average)
Maintenance
On-condition
Case
Anodized aluminum, blue
Certification
FAA TSO C179b (Class A-4B)
RTCA DO-311A
RTCA DO-160G
RTCA DO-178C DAL A
UNDOT/IATA

Downloads

Fliers and Brochures
TB28-12V Product Flier
FAQ Brochure
Battery Comparison Chart

Installation Manual
IM 9019706

Technical Drawing
OL 6430014

Other Downloads
Advanced Lithium-ion Battery Support Guide*


*In order to view embedded attachments, please download this PDF and open it using Adobe Acrobat Reader or another PDF reader.

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