Description
DS18 FRP-8K/BL-1
The FRP‑8K is a professional monoblock car audio amplifier from DS18 designed for high‑output systems and serious audio builds. It features a Class D digital design for efficient power delivery and minimal heat, making it ideal for powering subwoofers and full‑range setups with deep bass and clean clarity. With a single channel (1 CH) configuration, it delivers massive power at low impedances — up to 8000 W RMS @ 1 Ω — while remaining compact enough for most vehicle installations. The FRP‑8K includes variable low‑pass and subsonic filters, bass boost control, smart cooling fans, and multiple safety protections, ensuring both performance and reliability.
Specifications
| Specification | Details |
|---|---|
| RMS Power @ 4 Ω | 4 × 120 W |
| RMS Power @ 2 Ω | 4 × 200 W |
| RMS Power @ 1 Ω | 4 × 300 W |
| RMS Power @ 4 Ω Bridge | 2 × 350 W |
| RMS Power @ 2 Ω Bridge | 2 × 500 W |
Audio
| Specification | Details |
|---|---|
| Frequency Response | 10 Hz – 20 kHz |
| Signal to Noise Ratio | 90 dB |
| Efficiency @ 4 Ω | 97% |
| Damping Factor | 90 |
| Input Impedance | 10 kΩ |
| Channel Separation | 50 dB |
| Total Harmonic Distortion (THD) | 0.5% |
| Low Level Input Range | 400 mV – 6 V |
| High Level Input | No |
| Selectable X-Over | HPF / FULL / LPF |
| X-Over Filter Range | 10 Hz – 2 kHz |
| Bass Boost Range | 0–12 dB |
| Bass Boost Frequency | 50 Hz |
| Phase Selector | No |
Features
| Feature | Details |
|---|---|
| Amplifier Class | Digital |
| Amplifier Type | Full-Range Multi-Channel |
| Number of Channels | 4CH |
| Minimum Impedance | 1 Ω Stereo / 2 Ω Bridge |
| LED Indicator | Power / Protect / Clipping |
| Power Input Terminal Size | 4 GA |
| Fuse Size (Recommended) | 140 A |
| Cooling Fan | Yes (Smart Cooling × 1) |
| Voltmeter | No |
| Thermal Protection | Yes |
| Over-Load Protection | Yes |
| DC Output Protection | Yes |
| Short Circuit Output Protection | Yes |
| Voltage Input Protection | Yes |
| Clipping Protection | Yes |
| Body Color / Finish | Blue / Red / Titanium |
| Compact Size | Yes |
| Stable / Reliable Four Layers PCB Design | Yes |
| Surface Mount Component Technology | Yes |
| Quality Control Verification | Yes, using Audio Precision Instruments |
| Tiffany RCA Terminal | Yes |
| LED Clip Indicator | Yes |
| Metal Knobs with Click Steps | Yes |
| Input Selector | Yes (2ch / 4ch) |
| Remote Level Control with Clip Indicator | No |
| Remote Level Control with Clip Indicator and Voltmeter | No |
Measurements
| Dimension | Size |
|---|---|
| Overall Length | 7.2″ / 183 mm |
| Overall Width | 5.5″ / 140 mm |
| Overall Height | 2.4″ / 63.5 mm |
| Heatsink Length | 6″ / 152 mm |
| Gross Single Unit Weight | 1.6 kg |
Product Overview
FULL-RANGE PERFORMANCE
When you’re pushing the loudest builds in audio, you need an amp that can keep up. DS18’s FRP-8K1 delivers an earth-shaking 8000W RMS of full-range power in a monoblock design that stays collected in any conditions.
Built for Brutal Output
This monoblock beast outputs a monstrous 8000W RMS @ 1 ohm, with full-range Class D efficiency. Thanks to its high-speed digital design, stable 1-ohm operation, and smart cooling system: you get raw power with precision control.
Precision Tuning & Reliable Protection
You’re in full control of your sound with the FRP-8K1’s fully variable low-pass filter (10Hz–2KHz), subsonic filter (10Hz–80Hz), and up to 12dB bass boost centered at 50Hz.
An onboard smart cooling fan, thermal/short/overload protection, and LED clipping indicator keep the system running clean no matter how hard you push it.
Show-Ready Finish.
At just 16.5″ long with a blue/red/titanium finish, this amp blends into tight installs while standing out on display. Built with high-efficiency surface-mount technology and tested with Audio Precision equipment, it’s engineered to take abuse and keep booming. Finished with Tiffany RCA terminals and 0GA power inputs for serious installs.
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