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X302-4
X302-4

X302-4Class D 4-Channel Power Amplifier

X302-4
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  • Max Power 600W
  • RMS 50W x4 (4Ω)
  • RMS 75W x4 (2Ω)
  • Size (inch) (W) 8-3/8" x (H) 2-1/16" x (D) 5-7/8"
  • Variable High & Low Pass Filter
  • Bass Boost

Rich and Immersive High-Resolution Audio

High-Resolution Audio is high-quality sound that exceeds CD standard. High-resolution audio captures and beautifully expresses all the details of your favorite music. Through ultra-high and low frequencies, immerse yourself in a rich and high-quality sonic experience.


Smooth waveforms
Loss of smoothness
Fine waveforms

* The product with this logo is conformed to High-Resolution Audio standard defined by Japan Audio Society. This logo is used under license from Japan Audio Society.

Sliding Terminal Cover

Detachable sliding terminal cover offers a sleek design and easier installation.

One-side Connection

All terminals and connections are on one side for easier installation and a cleaner look.

  • ①Fuse (20A x2)
  • ②Battery terminal (POWER IN BATT.)
  • ③Power control terminal
  • ④Ground terminal (GND)
  • ⑤Speaker output terminals (A.ch/B.ch)
  • ⑥Speaker level input terminal
  • ⑦Line in terminal

Variable Gain Circuit

Improved Signal to Noise Ratio

  • ⑧Input sensitivity control（A.ch/B.ch）
  • ⑨Bass Boost Level control (B.ch）
  • ⑩Filter switch (A.ch/B.ch)
  • ⑪Filter frequency control (A.ch/B.ch)

Speaker Level Input Harness

Speaker Level Input Harness is included to connect to speaker wires from factory installed receivers.

General Features

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X802-5 X502-1 X302-4
MAX POWER 1600W 1000W 600W
RMS POWER OUTPUT (4Ω) 50W x 4 + 300W 300W 50W x 4
RMS POWER OUTPUT (2Ω) 75W x 4 + 500W 500W 75W x 4
RMS POWER OUTPUT Bridged 150W x 2 (Bridged) + 300W - 150W x 2 (Bridged)
Features Speaker Level Input Speaker Level Input Speaker Level Input
Signal Sensing Turn-On Signal Sensing Turn-On Signal Sensing Turn-On
Variable High Pass Filter Variable Low Pass Filter Variable High Pass Filter
Variable Low Pass Filter Infrasonic Filter Variable Low Pass Filter
Bass Boost Bass Boost Bass Boost
Optional Wired Remote Ready Optional Wired Remote Ready
Dimensions (W)9-3/4" x (H) 2-1/16” x (D)6-5/8”  (W)8-3/8” x (H)2-1/16” x (D)5-7/8”  (W)8-3/8” x (H)2-1/16” x (D)5-7/8” 
Weight 4.6lbs (2.1kg) 3.3lbs (1.5kg) 3.1lbs (1.4kg)
« scroll
CTA-2006 Primary Ratings Power Output 50 Watts RMS x 4 at 4 Ohms and ≤1%THD+N
Signal-to-Noise Ratio 85dBA (Reference: 1Watt into 4Ohms)
Maximum Power Output MAX POWER 600W
Rated Power Output at 14.4V A/B (4 Ohms) 50Watts RMS x 4 (4 Ohms, 20-20kHz, ≤1.0% THD)
A/B (2 Ohms) 75Watts RMS x 4 (2 Ohms, 1kHz, ≤1.0% THD)
SUB (4 Ohms) -
SUB (2 Ohms) -
A/B (Bridged 4Ohms) 150Watts RMS x 2 (Bridged 4 Ohms, 1kHz, ≤1.0% THD)
Specifications Signal to Noise Ratio 100dB (Reference: Rated Power into 4Ohms at 14.4V)
Frequency Response 20Hz-50kHz (+0dB, -3dB)
Frequency Response -
Input Impedance 10k ohm
Speaker Impedance 4Ω (2Ω to 8Ω allowable)
Bridged Connection 4Ω to 8Ω allowable
Audio Section Low-Pass Filter 50Hz-200Hz, -12dB/oct (A/B)
High-Pass Filter 50Hz-200Hz, -12dB/oct (A/B)
Bass Boost 40Hz, 0dB - +18dB (Bch)
Infrasonic Filter -
RCA Input Sensitivity 0.2[V] - 5.0 [V]
Speaker Level Input Sensitivity 4.0[V] - 12.0 [V]
Terminals Battery & Ground M6 Screw Type Terminal Block
Speaker Output M4 Screw Type Terminal Block
General Dimensions(WxHxD) (W)8-3/8” x (H)2-1/16” x (D)5-7/8”
Dimensions(WxHxD) (W) 213mm x (H) 53mm x (D) 149mm
Weight 3.1 lbs ( 1.4 kg)
Operating Voltage 14.4V（11-16V allowable）
Current Consumption 20[A]
Key Features High-Res Audio Compliant
CTA-2006 Compliant
2 Ohms Load Capability
One Sided Connection
Speaker Level Input with Signal Sensing Turn-on
Accessorries Signal Sensing Turn-On
Terminal Cover
Power MOS-FET Switching Power Supply
Extruded Aluminum Heat Sink Design

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X302-4

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