Start lighter and cut your aircraft battery weight by up to 45% with the TB17 Lithium-ion Aircraft Battery. The True Blue Power battery is TSO certified and offers a 2-year maintenance schedule, saving you time and money. This TB17 main ship battery features a Quick Disconnect kit with an MS3509 connector, and an automatic, built-in heater ensures you’ll have superior, cold-weather performance, down to -40°C.





