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NA-K7500D
$1,999.99
The Nemesis Audio NA-K7500D is a high-power 1-channel Class D monoblock amplifier from Nemesis Audio’s Korean Team Series. It delivers 7,500W RMS at 1Ω, with 5,000W at 2Ω and 2,500W at 4Ω, while supporting up to 15,000W RMS of strappable power at 2Ω. It is designed for high-output subwoofer and competition-level audio systems. The supplied box specifications are consistent with the current manufacturer listing.
Key Specifications
| Specification | Details |
|---|---|
| Model | NA-K7500D |
| Amplifier Type | Class D Monoblock |
| Number of Channels | 1 Channel |
| Series | Korean Team Series |
| 4Ω RMS Power | 2,500W × 1 |
| 2Ω RMS Power | 5,000W × 1 |
| 1Ω RMS Power | 7,500W × 1 |
| 2Ω Strappable RMS Power | 15,000W × 1 |
| Frequency Response | 10Hz–250Hz |
| Signal-to-Noise Ratio | 95dB |
| Damping Factor | 400dB |
| Efficiency | 90% @ 4Ω, 100Hz |
| Input Sensitivity | 6V–0.2V |
| Working Voltage | 10–16V |
Crossover & Bass Controls
| Control | Specification |
|---|---|
| Subsonic Filter | 10Hz–50Hz @ 24dB/Oct |
| Low Pass Filter | 35Hz–250Hz @ 24dB |
| Bass Boost | 0–9dB @ 45Hz |
| Phase Control | 0–180° |
| Strappable Connection | Yes |
Connectivity & Features
- Audiophile Grade Tiffany RCA Input & Output
- 0 Gauge Power & Ground Input
- Strappable connection
- Remote gain control with clipping indicator
- 4-way protection circuits:
- Thermal protection
- High & low voltage protection
- Short & DC protection
- Tested voltage: 14.4V
- Tested THD: Less than 1%
- Made in Korea / Korean Team Series
Product Highlights
- 7,500W RMS @ 1Ω
- 5,000W RMS @ 2Ω
- 2,500W RMS @ 4Ω
- 15,000W RMS strappable @ 2Ω
- 1Ω stable high-power operation
- 90% efficiency
- Adjustable subsonic filter and LPF
- Adjustable bass boost and phase control
- Heavy-duty 0-gauge power connections
- Competition-level Class D design
Dimensions
788 × 220 × 68 mm (L × W × H)
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