Soundmax SX-LX1200.1D mono amplifier

Soundmax SX-LX1200.1D – Monoblock Class D 1200W @ 1 Ohm with compact format and strong bass control

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The Soundmax SX-LX1200.1D is a powerful and efficient monoblock in Class D, developed to deliver stable and controlled bass in both everyday builds and more expensive sound systems. With 1200W RMS at 1 ohm, it offers solid performance in a surprisingly compact format, making it easy to install even where space is limited.

The power amplifier delivers 880W RMS at 2 ohms and 600W RMS at 4 ohms, which provides flexibility for different connections and speaker choices. It is optimized for bass operation with a working range from 10 to 250 Hz and provides a tight, deep and controlled reproduction that is suitable for both music and more pressure-oriented systems.

The SX-LX1200.1D is equipped with both a low-pass filter and a subsonic filter, making it easy to adapt the bass response to the cabinet and driver. With bass boost up to 12 dB at 45 Hz and support for bass remote, you can adjust the bass level directly from the driver's seat. The high-level input also makes it easy to connect the power amplifier to the original stereo without additional adapters.

The efficient Class D design provides low heat generation and high efficiency, while a signal-to-noise ratio of 90 dB and low distortion (0.15%) ensure clean and stable reproduction even under high loads. With its compact dimensions of 240 × 120 × 52 mm, the SX-LX1200.1D is an excellent choice for those who want a lot of bass performance in a discreet and easy-to-install power amplifier.

The Soundmax SX-LX1200.1D is a monoblock for those looking for powerful bass, high efficiency and flexible installation – without unnecessarily large power amplifiers or complicated solutions.

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Technical data

• Number of channels 1 channel
• Amplifier class Class D
• Power in 1 ohm RMS 1200W
• Power in 2 ohm RMS 880W
• Power in 4 ohm RMS 600W
• Frequency range 10Hz-250Hz
• Low pass filter 35 - 250 Hz
• Subsonic filter 10 - 50 Hz
• Bass boost 0-12 @ 45 Hz
• Bass remote / remote control 1 input
• High level input Yes
• Input sensitivity 0.25 - 6 V
• Signal noise 90 dB
• THD 0.15%
• Dimensions 240x120x52 mm