DS18 Audio FX4 4-Channel Class D Amplifier with Acrylic Cover – 4x180W RMS @ 4 Ohm

Flush/Surface Mount 4-Channel Class D Amplifier with Acrylic Cover - 4x180W RMS @ 4 Ohm

Experience the pinnacle of car audio performance with DS18s FX4!

Designed and manufactured specifically for professional car audio applications, the FX4 combines high-quality sound and a compact footprint for effortless installation.

The FX Series from DS18 offers a unique advantage over standard amplifiers - the ability to be installed in both flush and surface applications. With the included surface mode adapter, the FX4 can seamlessly integrate into any custom car audio build, ensuring optimal performance without sacrificing space or style. Plus, the integrated Digital LED lights on the adapter add a touch of elegance to your car audio setup, making it a visually stunning focal point.

Featuring an IPX5 water-resistant design (when flush mounted) and coated 4-layer PCB, this amplifier is built to withstand harsh conditions and prevent corrosion. The flush or surface installation mode makes it easy to install on ATV/RV roofs, boat walls, car audio panels, or racks, ensuring a clean and professional look.
With its stable and reliable Class D circuit design, LED clipping indicator for easier adjustment, selectable/variable crossovers, direct insert power, speaker terminals, and easy installation process, the FX4 is a true powerhouse in the world of car audio.

Delivering MAX power of 3000W and RMS power of 180W x 4 at 4 ohms, 250W x 4 at 2-ohm, and 500W x 2 at 4-ohm Bridge; the FX4 packs a powerful punch.

Elevate your car audio experience to new heights with DS18s FX4!

*The FX Series adapters are not designed to be water-resistant. Please exercise caution to prevent water contact with the RGB LEDs, as exposure may result in a short circuit*

Features:

• 4 Channel Full Range


• Flush Mount / Surface Mount


• 4 X 180 Watts RMS @ 4 Ohm


• CLASS D


• RGB Dream LED Lights


• Built-in Crossover / Water Resistant

Technical Specifications:

• Number of Channels - 4


• Frequency Response - 20Hz-20kHZ


• 4 Ohm RMS Power - 4x180W


• 2 Ohm RMS Power - 4x250W


• Signal-to-Noise Ratio - >87dB


• Product Dimensions - 9"L x 4.7"W x 1.85"H

The DS18 FX4 is a versatile and powerful 4-channel full-range amplifier designed to deliver high-quality audio performance in a compact form factor. With a sleek acrylic cover and advanced features, it seamlessly integrates into various custom car audio setups, whether flush mounted or surface mounted, providing flexibility for professional applications. Its compact size makes installation straightforward on ATV/RV roofs, boat walls, or panel racks, while maintaining a clean, professional appearance.

Constructed with durability in mind, the FX4 features an IPX5 water-resistant design when flush mounted and a coated four-layer PCB for corrosion resistance. The amplifier’s stable Class D circuit ensures efficient power delivery, with a maximum output of 3000W and RMS ratings of 180W per channel at 4 ohms. It supports 2-ohm bridging and offers versatile power options, making it suitable for a wide range of audio configurations. The integrated RGB Dream LED lights add a visual enhancement, allowing customization to match your vehicle’s interior lighting or personal style.

Ease of installation is a key feature, with built-in crossovers, direct insert power, and easy-to-access speaker terminals. The included surface mode adapter enables quick switching between flush and surface mounting, while the LED clipping indicator assists in fine-tuning audio output for optimal sound quality. The FX4 is designed to withstand harsh conditions, ensuring reliable operation even in demanding environments, making it ideal for marine, off-road, or automotive applications.

With a frequency response range of 20Hz to 20kHz, high signal-to-noise ratio, and user-friendly features, the DS18 FX4 delivers premium sound quality and robust power in a compact, stylish package. Whether upgrading your car, boat, or off-road vehicle audio system, this amplifier provides the performance and flexibility needed for a superior listening experience.

Note: The FX Series adapters are not water-resistant; avoid water contact with RGB LEDs to prevent short circuits. For detailed installation instructions, refer to the owner’s manual linked here: Owner’s Manual.

Features:

• 4 channel full-range amplifier for versatile audio performance

• Supports flush mount and surface mount installation with included adapter

• Power output of 180W RMS per channel at 4 ohms, 250W at 2 ohms, and 500W bridged at 4 ohms

• Class D circuit design for high efficiency and reliable operation

• RGB Dream LED lights for customizable visual effects

• Built-in crossover and water-resistant design for durability and easy setup