"Bringing deep bass closer to you. Powerful and highly efficient Class D amplifier — CXA1800.1"

The KICKER CXA1800.1 is a mono subwoofer power amplifier that uses Class D amplification technology. With a maximum output of 1800W, it's ideal for car audio systems that prioritize subwoofer drive. Its highly efficient and robust circuit design delivers stable, deep, powerful bass and a wide range of adjustment functions. Features include a low-pass filter, subsonic filter, and the variable boost function KickEQ, allowing you to tune the bass to suit your preferences and system. An optional remote controller allows you to intuitively adjust the bass level from the driver's seat.

📋 Main Specifications (Bullets)
🔌 Output Power (RMS)

4Ω: 900W x 1

2Ω: 1800W x 1

1Ω: 1800W x 1 (Stable Operating Conditions)

🎚️ Input / Filter

Input Sensitivity (Low Level): Approx. 125mV – 5V

Input Sensitivity (High Level): Approx. 1V – 40V

Variable Low-Pass Filter: 50Hz – 200Hz

Subsonic Filter: 25Hz

KickEQ Bass Boost (Variable): 0 to Approx. +6dB (Around the Center Frequency)

🎧 Acoustic Characteristics

Frequency Response: Approx. 25Hz – 200Hz

Signal-to-Noise Ratio (S/N): Approx. 95dB or more Amplification method: Class D (high efficiency) Other specifications Number of channels: 1 channel (mono) Speaker level input compatible Soft start/soft off function Dimensions (approximate): Width 364mm x Depth 170mm x Height 59mm Recommended fuse: Approximately 150A Recommended power wiring: 1/0 AWG