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Nemesis Audio  NA-4.5KM

KM Series 4500W Max Power, Class-D Mono Subwoofer Car Amplifier

Item #96312

Condition:   Brand New

Product Highlights

  • KM Series
  • 4500W Max Power
  • Class-D
  • Mono Subwoofer
  • Car Amplifier

  Free 1-Year Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.

$439.99

Reg. Price $519.99  Save $80.00
Add Extended Warranty
  Free 1-Year Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.

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Nemesis Audio

Nemesis NA-4.5KM KM Series 2250W RMS x 1 at 1 Ohm, Class-D Mono Subwoofer Car Amplifier


Nemesis Audio

We are a Nemesis Audio authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

What's Inside?
Massive Output for Elite Bass Performance

Dominate your low-end with up to 4500W max power at 1 Ohm, delivering relentless bass across a wide 8Hz–180Hz frequency range. Fine-tune your setup with a 40Hz–180Hz low-pass filter and 0.2V–5V input level—built for serious power, precision, and deep subwoofer control.

Advanced Bass Control with High-Efficiency Design

Achieve tight, powerful bass with a 5Hz–50Hz subsonic filter and up to 12dB of boost between 30Hz–80Hz, all while maintaining ultra-clean output with <0.2% THD and >70dB signal-to-noise ratio. With over 85% efficiency, 1-Ohm stability, and a sleek 416.5 x 185 x 55mm chassis, it’s built for serious performance and precision.


SPECIFICATIONS


  • Maximum Power : 4500 Watts
  • Number of Channels : 1
  • Frequency Response : 8-180 Hz
  • Built In Crossovers : Yes
  • RMS Power Output : 1x2250 Watts
  • Amplifier Class : D

FEATURES


Features:

  • RMS / MAX @ 4-Ohm: 1000W/2000W
  • RMS / MAX @ 2-Ohm: 1500W/3000W
  • RMS / MAX @ 1-Ohm: 2250W/ 4500W
  • Input Level – 0.2V–5V
  • Frequency Response: 8Hz–180Hz
  • LPF: 40Hz–180Hz
  • Subsonic Filter: 5Hz–50Hz
  • Bass Boost Frequency: 30Hz–80Hz
  • Bass Boost Level: 0-12dB
  • THD at 4 Ohm load 30% Rated Power: <0.2% Signal to Noise Ratio: >70dB
  • Best Efficiency: >85%
  • Minimum Load: 1-Ohm
  • Dimensions (LxWxH): 416.5x185x55mm
  • UPC:
  • Weight: 9
  • Authorized Internet Dealer
Warranty: 0 Months Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 0 Months from the original date of purchase with proper return authorization.

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