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X 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm
X 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm
X 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm
X 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm
X 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm
X 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm

X 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm

SKU: X4XL

NEW ARRIVAL

Sale price$249.95
/EACH
Ships Free Next Business Day From Miami, FL, USA
With some limitations - subject to verification and order volume
  • 4 Channel Full Range
  • Class D
  • 2 ~ 4 Ohm Stable
  • 4 X 120 Watts @ 4 Ohm
  • Power / Protect Indicator
  • Ultra Compact Design
In stock

Number of Channels: 4-Channel 120W RMS

Quantity:
FAST FREE SHIPPING
30-DAY RETURNS
2 YEAR WARRANTY
SECURE PAYMENT

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KEY FEATURES

4 CHANNELS

4 CHANNELS

STEREO FULL-RANGE

STEREO FULL-RANGE

DIGITAL CLASS D

DIGITAL CLASS D

LED INDICATOR

LED INDICATOR

COMPACT, EASY INSTALLATION

COMPACT, EASY INSTALLATION

2 CH/4 CH INPUT SELECTOR

2 CH/4 CH INPUT SELECTOR

DOWNLOAD THE USER MANUAL

SPECS

SKU
X4XL
Total Watts (Peak)
1800W
RMS Power @ 4 ohm
120W X 4CH
RMS Power @ 2 ohm
180W X 4CH
RMS Power @ 4 ohm Bridge
300W X 2CH

Audio

Frequency Response
20Hz-20KHz
Signal to Noise Ratio
>90dB
Efficiency @ 4ohm
>80%
Damping Factor
>202
Total Harmonic Distortion (THD)
<.10%
Low Level Input Range
0.2-5V
Selectable X-Over
LPF/FLAT/HPF
X-Over Filter Range
40Hz -500Hz

Features

Amplifier Class
Digital
Amplifier Type
Stereo Full Range
Number of Channels
4
Minimum Impedance
2 Ohm stereo / 4 Ohm Bridge
Led Indicator
Power/Protection
Power Input Terminal Size
8Ga
Recommended Fuse Size
45A
Thermal Protection
Yes
Over-Load Protection
Yes
DC Output Protection
Yes
Short Circuit Output Protection
Yes
Voltage Input Protection
Yes
2CH/4CH Input Selector
Yes

Measurement

Overall Length
7.13" / 181.2mm
Overall Wide
3.24" / 82.4mm
Overall Height
1.37" / 34.8mm
Heatsink Length
6.33" / 160.88mm

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Product Overview

DS18 X4XL

DS18’s X4XL is audio excellence! This powerhouse delivers exceptional performance in an incredibly compact package, perfect for every car audio enthusiast.

With a staggering 1800W peak power and 4 x 120W RMS at 4 ohm, 4 x 180W RMS at 2 ohm, and 2 x 300W RMS at 4 ohm Bridge— the X4XL delivers relentless sound that’s anything but subtle. Its sleek, ultra-compact design lets it slip into the tightest spaces without sacrificing muscle. Plus, with versatile crossover settings (LPF/FLAT/HPF) at a comprehensive range (40Hz-500Hz) and 2 ch/4 ch input selector, you’re in control of your sound like never before.

The X4XL stands out for its unparalleled combination of compact size and robust power. Advanced surface mount technology and a stable four-layer PCB design ensure exceptional durability and performance. Rugged and reliable, this amplifier is fortified with thermal, over-load, and short circuit protection—because your system deserves nothing less.

Grab the X4XL now and give your system the power it deserves!

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