Don't put off something critical like a main battery! This Saft 018550-000 Model 4579 Nicad battery assembly is 24 volts, uses cell VHP450KA-1, and is designed for use on Boeing 737, 747, 757 and 767 aircraft. Main batteries are your primary insurance in the event of an on-board power outage. Since they serve such a critical safety function, it's extremely important to ensure that your batteries are in good shape and that you have a spare on hand.
The main functions of these Saft batteries are:
- Autonomous electrical power to start an engine or an APU on the ground or while in flight
- Emergency electrical power in case of an in-flight electrical generator system failure