The Esx QE 900.4 car amplifier is a four-channel amplifier that operates in Class D. It delivers 4 × 150 W RMS at 4 Ω or 4 × 225 W RMS at 2 Ω, and 2 × 450 W RMS at 4 Ω when bridged. It features high-pass and low-pass filters, Bandpass mode, and bass boost.
- Channels: 4
- Amplifier class: D
- Output power: 900 W RMS
- Power at 4 Ω: 4 × 150 W RMS
- Power at 2 Ω: 4 × 225 W RMS
- Bridged power at 4 Ω: 2 × 450 W RMS
- High-pass filter, channels 1/2: 50–5000 Hz
- High-pass filter, channels 3/4: 10–500 Hz
- Low-pass filter, channels 3/4: 50–5000 Hz
- Copy function: Channels 3/4 to channels 1/2
- Bass boost: 0–12 dB
- Bandpass mode: Yes
- High-level inputs: With error protection system
- Automatic turn-on: Yes
- Start/Stop compatibility: Yes
- Power supply: MOSFET PWM
- Protection circuit: 3-stage
- Heat sink: Aluminum
- Efficiency: Up to 84%
- Dimensions: 280 × 46 × 165 mm
- Bass remote control: Compact
- Number of Channels
- 4 Channels
- Amplifier class
- D
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.