NEMESIS AUDIO NA-4000B Car Battery 140AH 4000W 12V 1-YEAR

( Brand: Nemesis Audio ), ( Type: Car Audio Battery ), ( Manufacturer Part Number: NA-4000B ), ( Country Of Origin: China )

Review NEMESIS AUDIO New 140ah 12v Car Battery 1-year Warranty

The Nemesis Audio NA-4000B 140Ah 4000W 12V car battery is a powerful and high-performance automotive power source, designed to meet the demands of modern vehicles and audio systems. This battery is engineered with advanced technology to deliver exceptional power output, long-lasting durability, and reliable start-up capabilities.

At its core, this battery offers a generous 140Ah capacity, which translates to a large energy storage capacity. This makes it an ideal choice for vehicles with high power requirements, such as those equipped with powerful audio systems, air conditioning, or other electrical accessories. The battery's 4000W maximum power discharge rate ensures that it can provide the necessary current to start your engine and power your electrical systems with ease.

The NA-4000B is a 12V battery, making it compatible with most standard automotive applications. It features a robust construction, with a sturdy case made of high-quality materials to protect against vibration, shock, and other environmental hazards. The battery also boasts a strong and durable lead-calcium grid design, which provides excellent cycle life and longer battery life.

Another notable feature of the Nemesis Audio NA-4000B is its ability to maintain a consistent output over an extended period. This is due to its advanced Absorbed Glass Mat (AGM) technology, which allows the battery to absorb and hold more water, reducing the need for frequent refills. This feature also makes the battery more resistant to spillage, making it a safer option for use in vehicles.

The battery comes with a 1-year warranty from the manufacturer, providing peace of mind and protection against defects and malfunctions. With its impressive power output, long-lasting durability, and reliable performance, the Nemesis Audio NA-4000B 140Ah 4000W 12V car battery is an excellent choice for anyone in need of a high-performance automotive power source. Whether you're powering a high-end audio system, air conditioning, or other electrical accessories, this battery is up to the task.

The Nemesis Audio NA-4000B 140Ah 4000w 12V car battery is a deep cycle battery designed for various applications including cars, trucks, RVs, and marine use. Here are some pros and cons that may help you make an informed decision about purchasing this battery:

1. High Capacity: This battery offers a large 140Ah capacity, which means it can deliver a higher amount of current for longer periods of time, making it suitable for powering various electrical appliances and systems.

2. High Power Rating: With a power rating of 4000W, this battery can deliver a large amount of power quickly, making it a good choice for applications that require a lot of power, such as starting large engines or powering high-power electrical equipment.

3. Long Service Life: The battery is designed to last for a long time, with a lifespan of up to 800 cycles at 80% depth of discharge.

4. Maintenance-Free: The battery is maintenance-free, meaning it does not require regular water top-ups, making it a convenient choice for those who do not have the time or resources to maintain a battery.

5. Deep Cycle Capability: The battery is designed as a deep cycle battery, which means it is capable of repeatedly discharging and recharging its full capacity without damaging the battery.

1. High Price: The battery is priced higher than some other car batteries of similar capacity, which may make it a less attractive option for those on a tight budget.

2. Large Size: Due to its high capacity and power rating, the battery is quite large and heavy, which may make it more difficult to install in some vehicles or applications.

3. Limited Warranty: The battery comes with a 1-year warranty, which is shorter than some other car batteries in its class, which may make some customers hesitant to purchase it.

In conclusion, the Nemesis Audio NA-4000B 140Ah 4000w 12V car battery offers a high capacity, long service life, and deep cycle capability, making it a good choice for those who require a lot of power for extended periods of time. However, its high price and large size may be a drawback for some customers. If you need a battery that can deliver a large amount of power quickly and repeatedly, and you are willing to pay a premium for it, then this battery may be a good choice for you. If you are on a tight budget or have limited space, you may want to consider other options.

Details:

Melted adhesives. Burnt or blackened voice coils. Worn or Broken terminals. Punctured or damaged surrounds.

Dead on Arrival DOA Claims. Precision Crafted: Made in Vietnam with expert workmanship. Damaged back plates. Extended Capacity: 12V with 140 Hours for long-lasting power.

Some manufacturers have no replacement warranty and can only be sent for repair. Ripped spiders. Products that have been improperly installed may not be covered by this or any other warranty. Return Shipping.

Sub woofers and speakers are not warranted against being blown, burned or abused. Cutting-Edge Technology: High-performance 12V AGM power cell battery. Video and multimedia equipment with damaged or cracked screens. does not tolerate non-paying buyers.

Nemesis Audio NA-4000B 140AH 4000W AGM Power Cell 12V Car Battery Expertly crafted in Vietnam Delivery from BRAND NEW FAST FREE SHIPPING. Safe Secure: Sealed, non-spill able lead acid battery design. Frayed or disconnected wires. Coils lacking continuity or separated from the former.

Speakers and sub woofers that have been abused or misused are ineligible for warranty replacement. Bent, chipped or broken frames.

part #: na4000b prices

• $549.99-$574.99

specifications carectronic:

• brand: Nemesis Audio
• type: Car Audio Battery
• manufacturer part number: NA-4000B
• country of origin: China

shipping carectronic:

• service: UPS Ground
• transit: 3-6 Days
• class: Standard
• type: Fixed
• cost: $0.00
• carrier: UPS

general carectronic:

• condition: New
• Vehicle Electronics GPS > Car Electronics Accessories > Other Car Electronics Accs

payments carectronic:

• credit card: Visa
• other
• wallet: Google-pay

offer carectronic:

• best offers: True
• sold: 0
• started: November 3, 2025
• availability: In Stock
• quantity: 1
• options: Ship-to-home

seller carectronic:

• city: Murrieta, California
• # reviews: 3165
• rating: 99.5%

returns carectronic:

• policy: No Returns