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Manufacturer: Kenwood

Kenwood X303-4

Kenwood Excelon X303-4 4-Channel Power Amplifier

  • · 4-channel amplifier for full-range system upgrades
  • · 50W RMS x 4 @ 4 ohms (75W x 4 @ 2 ohms)
  • · Bridgeable to 150W x 2 @ 4 ohms
  • · Compact design for flexible installation
  • · Variable high-pass and low-pass filters
  • · Signal sensing turn-on for easy integration
SKU: X303-4
$299.95 Or Less!
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The Kenwood Excelon X303-4 4-channel power amplifier delivers clean, reliable power for upgrading your vehicle’s audio system. Designed for flexibility, it can power front and rear speakers or be bridged to drive a more powerful setup. Its compact size allows for easy installation in a wide range of vehicles while maintaining strong, consistent performance.

With built-in variable high-pass and low-pass filters, the X303-4 allows you to fine-tune your system for better sound clarity and balance. Signal sensing turn-on simplifies installation by automatically powering the amplifier when it detects an audio signal, making it a convenient upgrade for factory or aftermarket systems.

Features:

  • 4-Channel Amplifier: Powers full-range speaker systems or supports bridged configurations.

  • Flexible Power Output: 50W RMS x4 @ 4Ω, 75W RMS x4 @ 2Ω, or 150W x2 bridged.

  • Compact Design: Allows installation in tight or hidden spaces.

  • Variable Crossovers: High-pass and low-pass filters help optimize sound performance.

  • Signal Sensing Turn-On: Automatically powers on when an audio signal is detected.

  • Excelon Performance: Built for high-quality sound and long-term reliability.

Specs:

BrandKenwood
NameExcelon X303-4
Product Type4-Channel Amplifier
Channels4
Power Output (4Ω)50W x 4
Power Output (2Ω)75W x 4
Bridged Power150W x 2 @ 4Ω
CrossoversVariable HPF / LPF
Turn-OnSignal Sensing
Products specifications
Technical Information
Audio Channels4
BridgeableYes
Bass BoostVariable
Impedance4 Ohm
Signal to Noise Ratio (SNR)100 dB
Total Harmonic Distortion (THD)1%
Rated Power @ 2 Ohm4 x 50W
Rated Power @ 4 Ohm4 x 75W
Bridged Power @ 4 Ohm2 x 150W
RCA Input(s)4-Channel
RMS Output Power600 Rated Power
Minimum Frequency Response20 Hz
Maximum Frequency Response50 kHz
High Pass CrossoverVariable
Low Pass CrossoverVariable
Speaker Level InputYes
Warranty
Limited Warranty1 Year
Power Description
Power SupplyMOSFET

The Kenwood Excelon X303-4 4-channel power amplifier delivers clean, reliable power for upgrading your vehicle’s audio system. Designed for flexibility, it can power front and rear speakers or be bridged to drive a more powerful setup. Its compact size allows for easy installation in a wide range of vehicles while maintaining strong, consistent performance.

With built-in variable high-pass and low-pass filters, the X303-4 allows you to fine-tune your system for better sound clarity and balance. Signal sensing turn-on simplifies installation by automatically powering the amplifier when it detects an audio signal, making it a convenient upgrade for factory or aftermarket systems.

Features:

  • 4-Channel Amplifier: Powers full-range speaker systems or supports bridged configurations.

  • Flexible Power Output: 50W RMS x4 @ 4Ω, 75W RMS x4 @ 2Ω, or 150W x2 bridged.

  • Compact Design: Allows installation in tight or hidden spaces.

  • Variable Crossovers: High-pass and low-pass filters help optimize sound performance.

  • Signal Sensing Turn-On: Automatically powers on when an audio signal is detected.

  • Excelon Performance: Built for high-quality sound and long-term reliability.

Specs:

BrandKenwood
NameExcelon X303-4
Product Type4-Channel Amplifier
Channels4
Power Output (4Ω)50W x 4
Power Output (2Ω)75W x 4
Bridged Power150W x 2 @ 4Ω
CrossoversVariable HPF / LPF
Turn-OnSignal Sensing
Products specifications
Technical Information
Audio Channels4
BridgeableYes
Bass BoostVariable
Impedance4 Ohm
Signal to Noise Ratio (SNR)100 dB
Total Harmonic Distortion (THD)1%
Rated Power @ 2 Ohm4 x 50W
Rated Power @ 4 Ohm4 x 75W
Bridged Power @ 4 Ohm2 x 150W
RCA Input(s)4-Channel
RMS Output Power600 Rated Power
Minimum Frequency Response20 Hz
Maximum Frequency Response50 kHz
High Pass CrossoverVariable
Low Pass CrossoverVariable
Speaker Level InputYes
Warranty
Limited Warranty1 Year
Power Description
Power SupplyMOSFET