DC Audio 9.0k - 9,000w Monoblock Amplifier - DCA-9.0K
DC Audio 9.0k - 9,000w Monoblock Amplifier - DCA-9.0K
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DC Audio 9.0k - 9,000w Monoblock Amplifier - DCA-9.0K
DC Audio 9.0k - 9,000w Monoblock Amplifier - DCA-9.0K
The 9.0kw competition series amplifier is a 9,000 watt mono block. It is capable of running up to 18 volts
for up to 11,000 watts. It is a linkable amp and designed to run at 1 ohm per amp or 2 ohms when strapped.
It comes with a bass knob and a clipping indicator. For power inputs it will accept triple 0 awg for power and triple 0 awg for ground.
Features
-
1 ohm stable
- Variable low pass filter
- Variable subsonic filter
- Variable bass boost
- Wired remote control
- Triple 0 awg power and ground inputs
Specifications
| Features | Voltage | 9.0kw | |
|---|---|---|---|
| Output Power (RMS) | 4 ohm | 14.4V | 2,400W x 1 |
| 2 ohm | 4,800W x 1 | ||
| 1 ohm | 9,000W x 1 | ||
| 1 ohm | 16V | 9,800W x 1 | |
| 1 ohm | 18V | 11,000W x 1 | |
| Input Sensitivity | 6V~0.2V | ||
| Low Pass Filter | Switchable | ||
| ( @ 24 dB Slope) | Variable | Hz | 35~250 |
| Subsonic Filter | Switchable | ||
| ( @ 24dB slope ) | Variable | Hz | 10~50 |
| Bass Boost | Variable | dB | 0-9dB |
| Frequency Response | Hz | 15-270 | |
| Signal to Noise Ratio | dB | 100 | |
| Damping factor | 150< | ||
| Efficiency @ 4ohm | % | Over 90% | |
| THD @ 4ohms | Less than 0.1% | ||
| Fuse Rating | 900 Amps | ||
| Linked Fuse Rating | 1800 Amps | ||
| Indicator | Power | Yes | |
| Protection | Yes | ||
| Clip | No | ||
| Speaker & Power terminal | Mold Type | Yes | |
| Power | Gauge | 0Ga x 3 | |
| Heatsink Length | inch/mm | 34.65"/880mm |
What Our Experts Think
- The DC Audio 9.0k (DCA-9K) is a competition-grade Class D monoblock amplifier built for extreme SPL and high-output bass systems
- Delivers up to 9,000W RMS @ 1Ω (14.4V system voltage) for serious subwoofer setups
- Capable of higher output in advanced electrical systems (up to ~11,000W at elevated voltage setups)
- Designed for linkable operation, allowing multiple amps to be strapped for massive multi-amp builds
- Accepts triple 0 AWG power and ground inputs for stable high-current delivery under load
- Includes full tuning suite: low-pass filter, subsonic filter, bass boost, phase control, and remote gain control
- Built for SPL competition systems, typically paired with multiple high-power subwoofers (15"–18")
- Requires upgraded electrical system (high-output alternator + lithium/AGM bank) for safe performance
Q&A
Q: How much power does the DC Audio 9.0k produce?
A: It delivers 9,000 watts RMS at 1 ohm, with higher output possible at increased system voltage.
Q: Is it stable at 1 ohm?
A: Yes, it is 1-ohm stable and designed for high-current SPL setups.
Q: Can it be used for daily driving?
A: Yes, but it is mainly intended for competition or high-output custom audio builds.
Q: Does it support linking with other amps?
A: Yes, it is linkable/strap-capable for multi-amplifier systems.
Q: What subs work best with it?
A: High-power competition subwoofers like DC Audio Level series, Sundown ZVX, or similar SPL drivers.
Maintenance Tips
- Always maintain stable voltage (avoid drops under heavy bass load)
- Set gain properly to avoid clipping and speaker damage
- Ensure strong grounding with proper 0 AWG wiring throughout system
- Provide proper airflow to prevent thermal shutdown
- Upgrade electrical system before full-power use (alternator + batteries)
- Break in subwoofers properly before running high wattage levels
