MM-AUX14LI Auxiliary Car Lithium LiFePO4 12.8V 8Ah 200 CCA 18RC Battery

The smart lithium upgrade for everyday vehicles is here. The Mighty Max MM-AUX14 LI is a purpose-built auxiliary battery engineered to keep your vehicle’s essential systems running smoothly. With 12.8V, 8Ah, 200 Cold Cranking Amps, and a 18-minute reserve capacity, it provides dependable support for onboard electronics, helping maintain stable performance when your engine shuts off at a stop. Unlike traditional lead-acid auxiliary batteries, advanced LiFePO4 lithium technology offers lighter weight, efficient energy delivery, and consistent voltage output. A built-in Battery Management System continuously monitors battery conditions to help protect against overcharge, over-discharge, short circuits, and temperature fluctuations. Built to complement your vehicle’s primary battery, this auxiliary unit helps keep key systems running and is not designed to replace your main starting battery. Just reliable auxiliary power to keep up with today’s vehicles. No maintenance. No acid. No guesswork. This is power with purpose, and it's ready when you are. Are you powered to the max?