DS18 Audio Flush Or Surface Mount Class-D 1-Channel Amplifier w/ Acrylic Cover for Custom Installation
DS18 FX1 Monoblock Amplifier delivers powerful bass in a compact design, making it ideal for those who need high output without sacrificing space. With flexible flush or surface installation options and built-in digital LEDs controlled by a Digital Light Module, this amp combines performance with style for a custom audio setup. The included bass knob lets you fine-tune your sound, while the advanced digital class circuit ensures clear, distortion-free output.
Built for durability and convenience, the FX1 features a fixed low pass filter, LED clipping indicator, direct insert terminals, and IP65 water-resistant protection with anti-corrosion coating. Designed for versatile use in cars, boats, UTVs, or RVs, it delivers up to 2700W peak power with RMS ratings of 400W at 4Ω, 650W at 2Ω, and 900W at 1Ω. With thunderous bass, reliable construction, and easy installation, the DS18 FX1 is the ultimate upgrade for any serious audio enthusiast.
Features
- 1 Channel Subwoofer Monoblock
- Flush Mount / Surface Mount
- 1 X 900 Watts RMS @ 1 Ohm
- CLASS D
- Digital Dream LED Lights / Water Resistant IP65
- Built in Crossover / Bass Knob
Specifications
Power
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Total Watts (Peak): 2700W
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RMS Power @ 4 ohm: 1 × 400W
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RMS Power @ 2 ohm: 1 × 650W
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RMS Power @ 1 ohm: 1 × 900W
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RMS Power @ 4 ohm Bridge: N/A
Audio Performance
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Frequency Response: 15 - 250Hz
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Signal to Noise Ratio: 92dB
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Efficiency @ 4 ohm: 82%
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Damping Factor: 75
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Input Impedance: 30K ohms
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Channel Separation: N/A
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Total Harmonic Distortion (THD): 0.08%
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Low Level Input Range: 0.2 - 10V
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High Level Input: N/A
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Selectable X-Over: Fixed LPF
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X-Over Filter Range: 50 - 250Hz
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Bass Boost Range: 0 - 12dB
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Bass Boost Frequency: 50Hz
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Infrasonic Filter: 10 - 50Hz
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Phase Selector: 0 / 180
General Features
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Amplifier Class: Digital (D)
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Amplifier Type: Monoblock / Subwoofer
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Number of Channels: 1
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Minimum Impedance: 1 Ohm
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LED Indicator: Power / Protect / Clip
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Power Input Terminal Size: 4 Ga
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Fuse Size: 80A (2 × 40A)
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Remote Level Control: Yes
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Cooling Fan: No
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Voltmeter: No
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Thermal Protection: Yes
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Over-Load Protection: Yes
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DC Output Protection: Yes
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Short Circuit Output Protection: Yes
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Voltage Input Protection: Yes (8.8 - 15.9V)
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Clipping Protection: Yes
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Body Color / Finish: Black Aluminum
Extra Features
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Input Channel Selectable: No
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Remote Level Control with Clip Indicator and Metal Case: Yes (Included)
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RCA Low Level Output: Yes
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Tiffany RCA Connector: Yes
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Very High Efficiency Digital Circuit Design: Yes
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PCB with Anti-Corrosion Protection Coating: Yes
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Surface Mount Component Technology: Yes
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Quality Control Verification using Audio Precision Instruments: Yes
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Surface Mounting with Digital Chasing LED Adapter: Yes (Included)
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Waterproof Rating: IP65 (Flush Mounting)
Physical Dimensions
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Body Length: 9" / 228mm
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Body Width: 4.7" / 120mm
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Overall Height: 1.85" / 47mm
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Heatsink Length: 10.8" / 275mm
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Heatsink Width: 7.2" / 182mm
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Mounting Hole: 9.2" × 5.8" / 233.7 × 147mm
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Mounting Depth: 1.5" / 39mm
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Gross Single Unit Weight: 2.8kg
Fitment
- Marine Audio
- Powersports Audio
- UTVs
Notes
- The FX Series adapters are not designed to be water-resistant. Please exercise caution to prevent water contact with the DIGITAL LED'S, as exposure may result in a short circuit
DS18 Audio (About)
DS18 is a leading electronics manufacturer that focuses on professional audio equipment for all vehicles. Our products are designed and engineered in the USA: and, we have access to multiple factories in Korea, Brazil, and China, with select items assembled here in the USA. We are headquartered in Miami, FL, and are one of the fastest-growing companies in the area. Our company creates more than 200 unique pieces of professional-grade audio equipment every year. These products are distributed both nationally and internationally, with international distribution channels reaching more than 89 countries. Our consistency and dedication to our craft have netted us revenue growth levels of 300 percent over the last 3 years. We specialize in the professional development of speakers, receivers, amplifiers, components, and a plethora of other products for car audio and home audio systems.
