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The GEN-X Series returns with an extremely powerful amplifier for supercharged builds that like it LOUD!
After extensive revision, the GEN-X Series is back and better than ever! The experts at DS18 have transcended the industry standard once again with the G8400.4D: a complete redesign of the GEN-X Series amplifier!
The G8400.4D comes with variable full crossover filter for crystal clear audio whenever you want it! Fully adjustable High Pass, Low Pass, and Full Filters give you control over your sound! Surface mount component technology allows for creative control over the placement and design of your build! Protect your equipment effectively with Protection, Clipping, and Power Indicator LED’s that notify you when your amplifier has reached it’s limit!
Anyone looking to turbocharge every piece of equipment in their system is sure to be satisfied by this amplifier! The G8400.4D has power ratings of 2 x 1700 W at 4 ohms bridge, 4 x 1000 W at 2 ohms, and 4 x 700 W at 4 ohms, and 8400 W MAX for pristine power on demand!
This amplifier would be a great addition to any sound system looking to get it loud and keep it there!
Highlights:
Great For:





| Specifications | |
| POWER | |
| Total Watts (Peak) | 8400W |
| RMS Power @ 4 ohm | 4 x 700W |
| RMS Power @ 2 ohm | 4 x 1000W |
| RMS Power @ 4 ohm Bridge | 2 x 1700W |
| AUDIO | |
| Frequency Response | 20Hz-20KHz |
| Signal to Noise Ratio | >90dB |
| Efficiency @ 4ohm | 80% |
| Damping Factor | 78 |
| Input Impedance | 22K |
| Channel Separation | 70dB |
| Total Harmonic Distortion (THD) | 0.01% |
| Low Level Input Range | 0.25-6V |
| High Level Input | NO |
| Selectable X-Over | LPF/FLAT/HPF |
| X-Over Filter Range | 50-250 Hz |
| Bass Boost Range | N/A |
| Bass Boost Frequency | N/A |
| Infrasonic Filter | N/A |
| Phase Selector | NO |
| FEATURES | |
| Amplifier Class | Digital (D) |
| Amplifier Type | 4CH Full Range |
| Number of Channels | 4CH |
| Minimum Impedance | 2 ohms St / 4 ohms Bridge |
| Led Indicator | Power / Protection / Clip |
| Power Input Terminal Size | 4ga |
| Fuse Size | 240A |
| Remote Level Control | NO |
| 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 | 14.37" / 365mm |
| Overall Wide | 4.72" / 120mm |
| Overall Height | 1.96" / 50mm |
| Heatsink Length | 12.51" / 318mm |
| Gross Single Unit Weight | 2.6KG |
| SKU | G8400.4D |
|---|---|
| Class | Digital (D) |
| Amplifier Type | 4 CH Full Range |
| Channels | 4 |
| Peak Power | 8400W |
| RMS Power @ 4 Ohm/14.4V | 4 x 700W |
| RMS Power @ 2 Ohm/14.4V | 4 x 1000W |
| RMS Power @ 4 Ohm/14.4V Bridged | 2 x 1700W |
| Minimum Impedance | 2 Ohm St / 4 Ohm Bridge |
| Operation Voltage | 9 - 15V |
| Frequency Response | 20Hz-20KHz |
| Signal/Noise Ratio | >90dB |
| Low Pass Filter | 50Hz - 250Hz |
| High Pass Filter | 50Hz - 250Hz |
| Subsonic | NO |
| Subsonic Frequency | N/A |
| Efficiency @ 4 Ohm | 80% |
| Damping Factor | 78 |
| THD % | 0.01% |
| Input Sensitivity | 0.25V - 6V |
| X-Over Filter Range | 50-250 Hz |
| Bass Boost Range | N/A |
| Bass Boost Frequency | N/A |
| Phase Selector | NO |
| High Level Input | NO |
| Selectable X-Over | LPF/FLAT/HPF |
| Led Indicator | Power / Protection / Clip |
| Voltage Input Protection | Yes |
| Clipping Protection | Yes |
| Thermal Protection | Yes |
| Cooling Fan | No |
| Speaker Output Size | 12GA |
| Power Input Size | 0GA |
| Fuse Rating | 240A |
| Remote Level Control | No |
| Body Color / Finish | Matte black |
| Product Weight (lb) | 6.5 |
| Product Dimensions L x W x H (Inches) | 16.25 x 6.25 x 3.25 |
| M/C Weight (lb) | 39 |
| M/C Dimensions L x W x H (Inches) | 16.5 x 13 x 10.5 |
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.














