6430020-1 MODEL TB20

Specifications

Capacity
20 amp-hour nominal (at 23°C/73°F)

Charge Voltage
28 VDC nominal

Output Voltage
26.4 VDC nominal

Output Current
525A continuous (960A max)

Technology
Advanced NanoPhosphate^® lithium-ion cell chemistry

Energy Density
59.7 Wh/Kg

Charge Current Limiting
Programmable up to 8C or unlimited

Operating Temperature
-40°C to +70°C (-40°F to +158°F)

Weight
19.5 lbs. (8.85 kg)

Dimensions
9.1″ L x 8.6″ W x 8.8″ H

Configuration
8P8S; 4 parallel x 8 in series x 2

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

Features

• 20 amp-hour nominal at 23°C/73°F
• Weighs 19.5 lbs. — up to 60% less than lead-acid and NiCad solutions
• Advanced NanoPhosphate® lithium-ion cell chemistry
• Higher voltage during engine start — Less wear, less maintenance and increased useful life
• Superior high-temperature and cold-weather performance from -40°C to +70°C (-40°F to +158°F)
• More than 1 amp-hour per pound
• Automatic internal heater
• Overcharge, over-discharge, over-current, short circuit, over-temperature, under-temperature and charge current limiting protection
• Built-in Test (BIT) Indicator communicates real-time state-of-charge and state-of-health
• On-condition maintenance
• Designed and built in Wichita, Kansas, USA
• FAA TSO Certified
• Two-year limited warranty