DIY Pre-Cased 90AH LFP High Output Lithium Battery XMAX90
12-Volt Lithium Battery (LiFePO4) Group 31 Burst SPL Wattage: 20,000 Standalone Wattage (Music): 10,000 Wattage (Music w/200A Alternator): 13,000 Amp Hours: 90 Max Amps: 8,300 Four Year Warranty 26.9 lbs. With an incredible 10,000 watts of continuous power on tap and 90 amp hours of energy storage, the ultra-lightweight xMAX 90 is perfect for high-performance audio systems, racing and more. It offers a superior power-to-weight ratio, high shock resistance, and minimal voltage sag under load—far better than traditional AGM batteries. Ideal for intense power demands, the xMAX charges fast and stores tremendous energy. Made for in-cabin installations. Requires lithium battery charger. See battery specifications below. DESCRIPTION 12V Lithium xMax Battery Weight Lbs. – 26.90 lb Length – 15.28 inHeight – 9.25 inWidth – 11.50 in Wattage – 20,000MAX Amps – 8,300Energy Wh – 1,188Ah – 90Ah Pb Eq* – 360Polarity – L/RBCI Group – 31 4 Year Warranty DOWNLOAD INSTRUCTIONS *Ah Pb Eq is the equivalent amp-hour when compared directly to AGM For more information, visit www.P65Warnings.ca.gov
Specifications
voltage
12
max amps
8
bci group
31
chemistry
lithium
Where to Buy
S
Sparked Innovations
Updated 6/3/2026
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Frequently Asked Questions
What is the XS Power DIY Pre-Cased 90AH LFP High Output Lithium Battery XMAX90?
The XS Power DIY Pre-Cased 90AH LFP High Output Lithium Battery XMAX90 is a car audio equipment made by XS Power. View full specifications and where to buy on this page.
Where can I buy the XS Power DIY Pre-Cased 90AH LFP High Output Lithium Battery XMAX90?
You can purchase the XS Power DIY Pre-Cased 90AH LFP High Output Lithium Battery XMAX90 from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.
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