XS Power XMAX90‑DIY 12V High‑Performance Lithium Battery
Upgrade your mobile power system with the XS Power XMAX90‑DIY 12V lithium battery — a high‑output LiFePO₄ power cell delivering up to 20,000 W burst capability, 90 Ah capacity, active balancer, and lightweight design for car audio competition, DIY battery banks, and high‑demand electrical systems. Ideal for SPL and performance builds. Requires lithium battery charger. XMax batteries are not for marine installations.
Features:
- 12-Volt Lithium PowerCell
- Max Wattage (Burst): 20,000
- Amp Hours: 90
- Max Voltage: 14.8 Volts
- Active Balancer Included
- M6 Hardware Included
- In-Cabin Mounting Only
Specifications:
Model: XS Power XMAX90-DIY
Voltage: 12 V
Maximum Amps: 8,300 A
Cranking Amps (CA): 90 A
Cranking Amps Pb Equivalent (CA Pb Eq): 360 A
Amp Hours (Ah): 0 Ah
Amp Hours Pb Equivalent (Ah Pb Eq): 0 Ah
Energy (Wh): 1,188 Wh
Wattage Support: 20,000 W (burst)
Polarity: Left / Right
Included Hardware: N/A
UPC: 810111132510
Dimensions:
Length: 13.82 in
Width: 7.46 in
Height: 7.88 in
Free shipping is available within the 48 U.S. states. Orders placed before 11 PM ET are typically processed the next business day and arrive within 5–8 business days. Tracking information will be provided as soon as your order ships.
Need to make a change to your order? Contact us within 24 hours of purchase, and we'll be happy to help. Please note that orders already processed for shipment cannot be canceled.
1-Year Limited Warranty: As an authorized dealer, we provide a 1-year limited warranty covering manufacturer defects in materials and workmanship under normal use. The warranty does not cover physical damage, misuse, improper installation, or normal wear and tear.
Customer Support : 9:00 am to 5:00 pm
Email: info@eliteautogear.com
For technical support questions, contact us at cs@eliteautogear.com
Phone: (877)-215-8187
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Electrical That Keeps Up
Power to Run the System You Built
Stable Voltage Under Load
Holds voltage when the system pulls hard, so lights stay steady and amplifiers do not cut out.
Built for Audio Draw
High-output designs are made for heavy current and repeated deep discharge, unlike a standard starting battery.
Size It to the System
Match capacity and charging output to the total draw of your amplifiers. The specs list what this unit delivers.
Safe Installation
Correct fusing, cable gauge and secure mounting are essential on any high-current upgrade.
