TB44

Marine

Advanced Lithium-ion Battery

TB44 Advanced Lithium-ion Marine Battery
The TB44 Advanced Lithium-ion Battery uses the most sophisticated lithium-ion chemistry available, providing unmatched power, safety, life and energy. The advanced battery system is engineered to deliver an overall lower cost of ownership with a 2-year maintenance schedule, efficient engine starts, extended useful life and intelligent ARINC 429 communication.

Downloads

Product Flier
English

Technical Drawing
OL 6430044

Safety Data Sheet
SDS470

Battery Comparison Chart

Maintenance Software

PuTTY

Features

  • Automatic internal heater
  • Overcharge, over-discharge, over-current, short circuit, over-temperature and under-temperature protection
  • Communicates ARINC 429 data
  • Higher voltage during engine start — Less wear, less maintenance and increased useful life
  • 2-year maintenance interval —
    50 – 90% savings on maintenance costs
  • 10 years (average) useful life
  • Designed and built in Wichita, Kansas, USA
  • 2-year limited warranty
  • 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
  • 10 consecutive engine starts (diesel)
  • 15 minutes for complete recharge when the battery is fully discharged on a typical vessel
  • Superior performance at extreme temperatures (-40°C/-40°F to 70°C/158°F)

The Nanophosphate® Lithium-ion Advantage

Learn More
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

Product Comparison

Model Number Battery Technology Voltage Output Capacity (1C rate) Weight Maintenance Useful life
TB44 Lithium-ion 26.4 VDC 46 amp-hour 51.7 lbs 2 years 10 years (average)
Lead-acid 24 VDC 42 amp-hour 92 lbs. Annual 2 – 4 years
Nickel-cadmium 24 VDC 44 amp-hour 80 lbs. 200 – 400 hours 5 – 10 years

Technical Specifications

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. (23.45 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 10 years (average)
Case Powder-coated steel, blue
Approvals ABS Type Approval (pending)
FAA TSO certified to C179a
ETSO certified to C179a
RTCA DO-311 qualified
RTCA DO-160G qualified
UNDOT/IATA qualified