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XS Power xMAX 90 Group 31 12V LiFePO4 Lithium Battery - 90Ah
Custom Built: Estimated lead time of 5-15 Business days.
Sale Ends November 2nd, 2026
Minimum Purchase of $349.00
*Applies to Mechman & XS Power Products ONLY

- Description
- Additional info
- Reviews
- 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 loadβfar 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.
xMax batteries are not for marine installations.Β For marine rated batteries, see Lithium Pros.
See battery specifications below.
DESCRIPTION
Weight Lbs. β 26.90 lb
LengthΒ β 15.28 in
HeightΒ β 9.25 in
Width β 11.50 in
WattageΒ β 20,000
MAX AmpsΒ β 8,300
Energy WhΒ β 1,188
Ah β 90
Ah Pb Eq* β 360
Polarity β L/R
BCI Group β 31


*Ah Pb Eq is the equivalent amp-hour when compared directly to AGM

PROP 65 WARNING:Β This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.
For more information, visitΒ www.P65Warnings.ca.gov

