Mobile Electronics› Power Accessories

DS18

Monoblock Class D Subwoofer Amplifier

$707.95

SKU: ZXI.1XXL

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The DS18 ZXI.1XXL is a monoblock Class D subwoofer amplifier designed for high-output car audio systems. It delivers 1500W RMS at 4 ohms, 2400W RMS at 2 ohms, and a peak of 3000W RMS at 1 ohm. This amplifier features a frequency response of 20Hz-500Hz with a low THD of 0.10%.

For precise audio tuning, the ZXI.1XXL includes a bass knob for song-to-song adjustment, along with bass boost, frequency adjust, and phase controls to ensure distortion-free sound. It also features LED lighting for aesthetics and a compact design for easier installation.
Show original supplier description
The DS18 ZXI.1XXL represents a new level of audio performance within DS18's Z series amplifiers, offering a powerful and efficient Class D monoblock design. With its robust power delivery, the ZXI.1XXL provides 1500W RMS at 4 ohms, 2400W RMS at 2 ohms, and a significant 3000W RMS at 1 ohm, ensuring compatibility with a wide range of subwoofer setups. Its frequency response spans from 20Hz to 500Hz, with a total harmonic distortion (THD) of only 0.10%, guaranteeing that the delivered power translates into clear and impactful sound. Fine-tuning your audio experience is made straightforward with the ZXI.1XXL. It features a dedicated bass knob that allows for precise, on-the-fly adjustments to bass response, catering to individual song preferences. Additionally, integrated bass boost, frequency adjustment, and phase controls enable users to achieve optimal tuning for a distortion-free soundstage. The amplifier also includes aesthetic LED lighting and a compact form factor to facilitate easier installation in various vehicle configurations.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandDS18
Part NumberZXI.1XXL
CategoryMobile Electronics

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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