1-4 DAYS DELIVERY
Ds18 GEN-X 5-Channel Class D Amplifier 130 x 4 @ 4-Ohm + 900 x 1 @ 1-Ohm Watts Rms
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24 MONTHS GUARANTEE
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DS18 G4000.5D Full-Range Class D 5-Channel Amplifier
4000 Watts
DS18’s GEN-X Series has a successor, which we would love to introduce. This time, new options with the G series G4000.5D: a car audio amplifier equipped with all the special benefits you expect from DS18’s components!
The experts at DS18 have redesigned the renowned GEN-X series to surpass the expectations of the competitors and enthusiasts in our community looking to complete the system of their dreams.
Our GEN-X Series amplifiers deliver massive amounts of power with unmatched reliability and efficiency so you can trust the heart of your system will never give out.
As a Class D amplifier, the GEN-X series uses power transformers significantly smaller than your average amplifier, making it the perfect size for any vehicle’s custom build: but, what it lacks in size it makes up for in power.
The G4000.5D has a power output of 420W x 2 CH bridged at 4-ohms, 220W x 4 CH at 2-ohms, 130W x 4 CH at 4-ohms: perfect power settings to supercharge any custom build.
Order the G4000.5 to boost your car’s audio today!
Highlights
- Small and powerful design so you can power your subs with great efficiency and power without taking up much space
- Integrated low pass and high pass filter to help you get the perfect response you are looking for.
- High quality terminals that look great and will transfer your power and signal with no loss.
- Included remote knob and cable for fast and easy line attenuation.
- High level inputs for seamless factory integration.
Great For
- Car Audio
- Pro Audio
- Motorcycles
- Hi-Fi installation
- Off-Road
- DIY Projects





| SPECIFICATIONS | |
| POWER | |
| Total Watts (Peak) | 4000W |
| RMS Power @ 4 ohm | 4 x 130W / SUB: 300W |
| RMS Power @ 2 ohm | 4 x 220W / SUB: 600W |
| RMS Power @ 1 ohm | SUB: 900W |
| RMS Power @ 4 ohm Bridge | 2 x 420W |
| AUDIO | |
| Frequency Response | 20Hz-20Khz |
| Signal to Noise Ratio | >90dB |
| Efficiency @ 4ohm | 0.83 |
| Damping Factor | 78 |
| Input Impedance | 22K |
| Channel Separation | 55dB |
| Total Harmonic Distortion (THD) | 0.0001 |
| Low Level Input Range | 0.25-6V |
| High Level Input | No |
| Selectable X-Over | HPF/LPF |
| X-Over Filter Range | HPF:10-250Hz / LPF:50-250Hz |
| Bass Boost Range | 0-12dB |
| Bass Boost Frequency | Fixed @ 45Hz |
| Infrasonic Filter | 10-50Hz |
| Phase Selector | No |
| FEATURES | |
| Amplifier Class | Digital (D) |
| Amplifier Type | 5CH Full Range |
| Number of Channels | 5CH |
| Minimum Impedance | 2ohm St / 4ohm Bridge / 1ohm Sub |
| Led Indicator | Power / Protection / Clip |
| Power Input Terminal Size | 4ga |
| Fuse Size | 160A |
| Remote Level Control | Yes |
| Cooling Fan | No |
| 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 | Matte black |
| MEASUREMENT | |
| Overall Length | 12.8" / 325mm |
| Overall Wide | 4.72" / 120mm |
| Overall Height | 1.96" / 50mm |
| Heatsink Length | 10.9" / 278mm |
| Gross Single Unit Weight | 2.2KG |
30-Day Return Policy
At Fuego Bass Shop, we want you to be fully satisfied with your purchase. You can return most products within 30 days of delivery for a refund or exchange.
Please note: Any returns with physical damage or missing original packaging may incur a deduction.
Restocking Fee: A 15% restocking fee will be deducted from your refund to cover handling and restocking.
Refunds will be processed to your original payment method within 5–7 business days after we receive and inspect the returned item.
We ship within the United States (excludes recipients in Alaska, Hawaii, Puerto Rico, U.S. Virgin Islands, and Guam).
At Fuego Bass Shop, we understand the thrill of receiving your car audio equipment quickly. Our shipping process is designed to ensure your order arrives safe, fast, and ready to pump bass.
Most orders are processed within 1–2 business days. Standard shipping usually takes 3–7 business days depending on your location. Expedited shipping is available for select items during checkout.
Once your order is shipped, you will receive a tracking number via email so you can follow your gear every step of the way. Our packaging is designed to protect high-performance audio equipment from bumps, vibrations, and shocks during transit.
Please note: Delivery times may vary during holidays, promotions, or due to carrier delays. We highly recommend verifying your shipping address before completing checkout to avoid delays.
If you have any questions about your shipment or need assistance, our support team is ready to help. We want your experience with Fuego Bass Shop to be as powerful and smooth as our bass systems!






