Description

DS18 X4XL
Power Specifications
| Specification | Value |
|---|---|
| SKU | X4XL |
| Total Watts (Peak) | 1800W |
| RMS Power @ 4 Ohm | 120W × 4 CH |
| RMS Power @ 2 Ohm | 180W × 4 CH |
| RMS Power @ 4 Ohm Bridge | 300W × 2 CH |
| Amplifier Class | Digital |
| Amplifier Type | Stereo Full Range |
| Number of Channels | 4 |
| Minimum Impedance | 2 Ohm Stereo / 4 Ohm Bridge |
| Power Input Terminal Size | 8 Ga |
| Recommended Fuse Size | 45A |
Audio Specifications
| Specification | Value |
|---|---|
| Frequency Response | 20Hz – 20kHz |
| Signal to Noise Ratio | >90dB |
| Efficiency @ 4 Ohm | >80% |
| Damping Factor | >202 |
| Total Harmonic Distortion (THD) | <0.10% |
| Low Level Input Range | 0.2 – 5V |
| Selectable X-Over | LPF / FLAT / HPF |
| X-Over Filter Range | 40Hz – 500Hz |
Features & Protection
| Feature | Available |
|---|---|
| LED Indicator | Power / Protection |
| Thermal Protection | Yes |
| Over-Load Protection | Yes |
| DC Output Protection | Yes |
| Short Circuit Protection | Yes |
| Voltage Input Protection | Yes |
| 2CH / 4CH Input Selector | Yes |
Measurements
| Measurement | Value |
|---|---|
| Overall Length | 7.13″ / 181.2mm |
| Overall Width | 3.24″ / 82.4mm |
| Overall Height | 1.37″ / 34.8mm |
| Heatsink Length | 6.33″ / 160.88mm |
Product Overview
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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