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Kenwood eXcelon Class D Mono Power Amplifier - X503-1
Model # X503-1
Abt # X5031
UPC # 0019048240187
- Max Power 1000W
- RMS 300W (4Ω)
- RMS 500W (2Ω)
- Variable Low Pass Filter
- Bass Boost
- Infrasonic Filter
- Wired Remote Included
- CTA-2006-D Compliant
- Black Finish
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Kenwood X503-1 eXcelon Class D Mono Power Amplifier
Key Features
- CTA-2006-D Compliant
- Class D
- 2 Ohms Load Capability
- One-Sided Connection
- Speaker Level Input
- Signal Sensing Turn-on
- Remote Level Control
- Input Sensitivity for Sub
- Terminal Concealing Cover(Resin Mold)
- Power MOS-FET Switching Power Supply
- Extruded Aluminum Heat Sink Design
Features
- Output Coil with Magnetic Shield
Prevents magnetic flux from radiating from the subwoofer's coil, resulting in reduced noise and enhanced sound quality. - High Quality Capacitors
PMLCAP's (Polymer Multi-Layer Capacitors) are utilized in the LC filter circuits to decrease distortion, ensuring clear detail for a truer to life sound. - Infrasonic Filter (ISF)
When the Infrasonic Filter Switch is turned on, the amplifier cuts off the low frequencies below 25Hz, which makes the amplifier’s power supply and output devices more efficient, providing clear bass output. - One-side Connection
All terminals and connections are on one side for easier installation and a cleaner look. - Speaker Level Input Harness
Speaker Level Input Harness is included to connect to speaker wires from factory installed receivers. - Wired Level Control Included
The wired remote level control allows you to easily adjust the subwoofer volume.
Specifications
CTA-2006-D Value
- Maximum Dynamic Power: 350W at 4ohms and ≤ 10% THD + N
- Continuous Power Output: 300W at 4ohms and ≤ 1% THD + N
- Signal to Noise: 85dBA reference 1 Watt RMS
Maximum Power Output
- MAX POWER: 1000W
Rated Power Output at 14.4V
- SUB (4 Ohms): 300Watts RMS x 1 (4 Ohms, 20-200Hz, ≤1.0% THD)
- SUB (2 Ohms): 500Watts RMS x 1 (2 Ohms, 100Hz, ≤1.0% THD)
Specs
- Signal to Noise Ratio: 100dB (Reference: Rated Power into 4Ohms at 14.4V)
- Frequency Response: 20Hz- (+0dB, -3dB) SUBch (Upper Feqency is depended on Low Pass Filter)
- Input Impedance: 10k ohm
- Speaker Impedance: 4Ω (2Ω to 8Ω allowable)
Audio
- Low-Pass Filter: 50Hz-200Hz, -24dB/oct
- Infrasonic Filter: 25Hz, -24dB
- Bass Boost: Built in Bass Boost Control (40Hz, 0dB-18dB)
- RCA Input Sensitivity: 0.2V - 5.0V
- Speaker Level Input Sensitivity: 4.0V - 12.0V
Terminals
- Battery & Ground: Wire Clamp Type Terminal Block(M6,Nickel Colored）,Hexagon Screw,Capable for AWG4-AWG6
- Speaker Output: Wire Clamp Type Terminal Block(M4,Nickel Colored）,Hexagon Screw,Capable for AWG8-AWG16
General
- Operating Voltage: 14.4V（11-16V allowable）
- Current Consumption: 28A
California customers:
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Frequently Asked Questions
-
The amplifier delivers a maximum power output of 1000 watts, providing strong and clear audio performance suitable for powerful bass and sound reinforcement.
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Yes, a wired remote level control is included, allowing you to easily adjust the subwoofer volume for convenient, on-the-fly audio customization.
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It supports a frequency response from 20Hz with a variable low pass filter adjustable between 50Hz and 200Hz, allowing precise tuning of bass output to match your preferences.
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The amplifier includes high-quality Polymer Multi-Layer Capacitors (PMLCAP's) in the filter circuits to reduce distortion and an Infrasonic Filter that cuts off frequencies below 25Hz for clearer, more efficient bass output.
-
Yes, all terminals and connections are located on one side, making installation easier and resulting in a cleaner, more organized setup. Additionally, a speaker level input harness is included for straightforward connection to factory-installed receivers.
