JY Power NXT 2K 3000 Watt Lithium Ion Capacitor

Massive Power & Clarity
Pro-grade output
Superior Performance
Built to dominate
Advanced Technology
Precision-built
Premium Build Quality
Designed to last
Regular price $379.99 USD
Brand New with Manufacturer Warranty
Authorized Dealer
Free Shipping & Easy Returns
Secure Checkout
Massive Power & Clarity
Pro-grade output
Superior Performance
Built to dominate
Advanced Technology
Precision-built
Premium Build Quality
Designed to last

The NXT 2K is a next-gen lithium-ion capacitor system designed for explosive power delivery, ultra-fast discharge, and rock-solid voltage stability. Compact and lightweight, it fits nearly anywhere while supporting high-demand audio and electrical systems. Backed by XS Power Batteries, it combines proven engineering with cutting-edge performance—pushing the limits of 12V power solutions.

Features:

  • 3,000W+ Continuous Output – Delivers fast discharge and recharge with ultra-low ESR for stable voltage under heavy load.
  • Compact & Lightweight – Under 5 lbs, fits almost anywhere; stack multiples for even more performance.
  • Advanced Lithium-Ion Capacitor Tech – Outperforms traditional lithium with quicker response and higher power density.
  • Versatile & Durable – Compatible with AGM, alternators, and other lithium chemistries for flexible integration.

Specifications:

Technology: Lithium-Ion Capacitor (LIC)

Continuous Output: Supports systems up to 3,000 watts

Weight: Approximately 1.3 lbs

Voltage Range: Operates from 8V to 16V

Output Voltage: Typically outputs 13.5V+ during operation

Charge/Recharge Speed: High-speed performance

Terminal Size: Accepts up to 4 AWG power cable

Cycle Life: Rated for 30,000–50,000 cycles

Compatibility: Works with AGM batteries, stock/high-output alternators, and other lithium chemistries

Form Factor: Compact and stackable for flexible installation

Made in: USA, by XS Power Batteries

 

 



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 

Address: 13446 Alondra Boulevard, Cerritos ,California 90703, United States

Email: info@eliteautogear.com

Phone: (877)-215-8187

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JY Power NXT 2K 3000 Watt Lithium Ion Capacitor
VERIFIED REVIEWS

Loved by owners

5.0
★★★★★
Verified Reviews
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Common themes
Punchy bass · 12 Clean low end · 9 Easy install · 7 Great value · 6 Fast shipping · 11 Solid build · 8
M**I
★★★★★
Excellent Product Quality
"Great packaging and super loud speakers would recommend buying and got delivered fast"
B.
★★★★★
Excellent Product Quality
"Installed Apocalypse 6.5 mids, DS18 tweeters, and Orion 6x9s in my 2014 Dodge Challenger RT — amazing sound! Quality and materials are top-notch. Definitely buying from them again."
werita&chukito3
★★★★★
Excellent Product Quality
"10 de 10 con el envío super rápido espero que si tengan buen sonido estan muy bonitas"
★★★★★
Excellent Product Quality
"Definitely a must can't wait to install all my speakers I would buy from them again I got the apocalypse 6.5 mid range ds18 tweeters 3.5 full range and Orion 6x9 mid range"
★★★★★
Excellent Product Quality
"Me gustó mucho buena calidad Y suena recio como yo pensaba si se las recomiendo buen sonido"
B.
★★★★★
Excellent Product Quality
"The speakers were loud and good"
obs_brycen
★★★★★
Excellent Product Quality
"Great product but it only comes with one tweeter so make sure you buy 2"
s**a
★★★★★
Excellent Product Quality
"Súper buena calidad, buen sonido de voz, y llega en buenas condiciones"
bmtmanuel
★★★★★
Excellent Product Quality
"Received them and they work as i expected"
**l
★★★★★
Excellent Product Quality
"They got here before estimated arrival and are in amazing condition"
M**S
★★★★★
Excellent Product Quality
"Muy buen producto de escucha muy bien"
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