Nemesis Audio NA-K7500D 7500W @ 1-Ohm Class D 1-Channel Monoblock Car Amplifier Made In Korea Team Series
Key features
- Amplifier channels: 1
- RMS output at 4 ohms: 2100.0 W
- RMS output at 2 ohms: 4200 W
- RMS output at 1 ohm: 7500 W
Nemesis Audio NA-K7500D 7500W @ 1-Ohm Class D 1-Channel Monoblock Car Amplifier Made In Korea Team Series is backordered and will ship as soon as it is back in stock.
Nemesis Audio NA-K7500D 7500W @ 1-Ohm Class D 1-Channel Monoblock Car Amplifier Made In Korea Team Series is backordered and will ship as soon as it is back in stock.
Description
Description
Product Overview
Bring powerful, adjustable bass to a high-output car audio system with the Nemesis Audio NA-K7500D Class D monoblock amplifier. This Korea-made Team Series amplifier delivers 7,500W RMS at 1 ohm, with additional power ratings for 2-ohm and 4-ohm loads.
Its subsonic and low-pass filters let you shape the frequencies sent to your subwoofer. Use the adjustable bass boost to tailor bass emphasis to your preferences and vehicle acoustics.
Key Features & Benefits
- High-output ratings: Choose from 7,500W RMS at 1 ohm, 4,200W RMS at 2 ohms, or 2,100W RMS at 4 ohms.
- Strappable power: The 15,000W RMS rating at 2 ohms supports paired amplifier system planning.
- Frequency controls: Adjustable subsonic and low-pass filters help you set the amplifier’s bass range.
- Bass boost: Add 0–9dB of boost at 45Hz to adjust emphasis.
- High-current connections: The strappable connection uses 0-gauge power and ground inputs.
Technical Specifications
| Specification | Value |
|---|---|
| Model | NA-K7500D |
| Product type | 1-channel Class D monoblock car amplifier |
| Series | Team Series |
| Made in | Korea |
| 1-ohm RMS power | 7,500W x 1 |
| 2-ohm RMS power | 4,200W x 1 |
| 4-ohm RMS power | 2,100W x 1 |
| 2-ohm RMS strappable power | 15,000W x 1 |
| Frequency response | 10Hz–250Hz |
| Signal-to-noise ratio | 95dB |
| Damping factor | 400dB |
| Efficiency (4-ohm 100Hz) | 90% |
| Input sensitivity | 6V–0.2V |
| Subsonic filter | 10Hz–50Hz @ 24dB/Oct |
| Bass boost | 0–9dB @ 45Hz |
| Low-pass filter | 35Hz–250Hz @ 24dB |
| Strappable connection | 0 Gauge power & ground input |
| Working voltage | 10V–16V |
Why Choose This Product?
The NA-K7500D offers several output ratings, giving you options when planning a subwoofer system around a 1-ohm, 2-ohm, or 4-ohm load. Its 2-ohm strappable rating provides another configuration to consider for a paired-amplifier system.
The 10Hz–50Hz subsonic filter, 35Hz–250Hz low-pass filter, and 45Hz bass boost provide specific adjustment ranges for shaping bass output. A 95dB signal-to-noise ratio and 90% efficiency rating at 4 ohms and 100Hz are also listed among its specifications.
Installation & Compatibility Notes
Plan the system around the intended speaker load and the amplifier’s 10V–16V working-voltage range. The listed strappable connection calls for 0-gauge power and ground input.
Check your subwoofer configuration, source signal range, and installation requirements before choosing a setup. The listed input sensitivity is 6V–0.2V.
Frequently Asked Questions
How much RMS power does the NA-K7500D provide?
It is rated at 7,500W x 1 at 1 ohm, 4,200W x 1 at 2 ohms, and 2,100W x 1 at 4 ohms.
What is its strappable power rating?
The listed 2-ohm RMS strappable power is 15,000W x 1.
What frequency controls are included?
The amplifier has a 10Hz–50Hz subsonic filter, a 35Hz–250Hz low-pass filter, and 0–9dB bass boost at 45Hz.
What electrical requirements should I plan for?
Its working-voltage range is 10V–16V. The strappable connection uses 0-gauge power and ground input.
Explore More
Shop the Nemesis Audio NA-K7500D at 12 Volt Outlet. Want to learn more about Nemesis Audio? Explore our Nemesis Audio brand profile.



