Description
This used closeout listing contains one MB Quart PA1-800.4 Premium Pro four-channel Class-D amplifier. It can power front and rear speakers, component systems, or compatible bridged loads from one compact chassis.
MB Quart publishes 100 watts × 4 at 4 ohms, 200 watts × 4 at 2 ohms, or 400 watts × 2 bridged at 4 ohms. Both channel pairs include selectable high-pass, full-range, or low-pass operation with 45 Hz–850 Hz variable filters.
Specifications
| Model | PA1-800.4 |
|---|---|
| Series | Premium Pro |
| Condition | Used closeout |
| Amplifier class | Full-range Class D |
| Channels | 4 |
| Published power at 4 ohms | 100 watts × 4 |
| Published power at 2 ohms | 200 watts × 4 |
| Published bridged power at 4 ohms | 400 watts × 2 |
| High-pass filter | 45 Hz–850 Hz, 12 dB/octave |
| Low-pass filter | 45 Hz–850 Hz, 12 dB/octave |
| Low-level input range | 0.3–5.5 volts |
| High-level input range | 2.8–40 volts |
| Frequency response | 10 Hz–30 kHz |
| Signal-to-noise ratio | Greater than 102 dB |
| THD | 1.0% |
| Power and ground terminal | 8 AWG |
| Speaker terminal | 10 AWG |
| External fuse requirement | 80 amps |
| Amplifier dimensions | 5.81 × 4.45 × 2.0 inches |
Review the used condition before purchase. Confirm speaker impedance, any bridged load, cable size, fuse placement, airflow, and electrical capacity before installation.
Closeout & Special-Condition Items
What Each Product Condition Means
The exact condition for this item is identified in its product title and description. Contact SMS Car Audio before ordering when additional condition details are needed.

