Auxiliary Car Batteries

An auxiliary car battery is a secondary battery used in vehicles to power electrical components independently from the main starter battery. Common in hybrid, electric, and luxury vehicles, auxiliary batteries support features like infotainment systems, advanced driver-assistance systems (ADAS), lighting, and power accessories. They ensure reliable performance by reducing strain on the primary battery and providing backup power when needed. Available in various types, including AGM, lithium-ion, and lead-acid, auxiliary batteries enhance vehicle efficiency and functionality.