☠ HAZMAT: Additional shipping precautions are necessary for this item.

 The TB40 series Advanced Lithium-ion Battery, part numbers 6430040-( ), are designed to deliver high current capability to start piston and turbine aircraft engines and subsequently, provide power to the aircraft electrical bus in the event of generator function loss. The TB40 is a sophisticated energy storage and power system that utilizes state-of-the-art Nanophosphate® lithium-ion battery cell technology to optimize performance, safety, life and weight when compared to traditional or competing aircraft batteries.

• 40 amp-hour nominal at 23°C/73°F
• Weighs 36.6 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