GEN-X Full-Range Class D 4-Channel Amplifier | 4 x 90W RMS @ 4-Ohm
GEN-X Full-Range Class D 4-Channel Amplifier | 4 x 90W RMS @ 4-Ohm is backordered and will ship as soon as it is back in stock.
Shipping & delivery
Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).
Shipping policy · Returns · Fitment questions? (561) 207-7988
Delivery and Shipping
Delivery and Shipping
Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.
Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.
Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.
GEN-X Full-Range Class D 4-Channel Amplifier | 4 x 90W RMS @ 4-Ohm is backordered and will ship as soon as it is back in stock.
Description
Description
DS18 G1000.4D Full-Range Class D 4-Channel Amplifier 1000 Watts
DS18’s GEN-X Series has a successor and is guaranteed to boost all systems to the top-of-the-line performance! The brand new G1000.4D is designed for the competitor and enthusiast on the journey to creating the system of their dreams!
The G1000.4D delivers pure 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 G1000.4D uses Class D circuitry components 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 G1000.4D 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! High Level Input Compatibility for direct signaling to radio unit!
Protect your equipment effectively with Protection, Clipping, and Power Indicator LED’s that notify you when your amplifier has reached it’s limit!
The G1000.4D has a power output of 300W x 2 CH bridged at 4-ohms, 150W x 4 CH at 2-ohms, 90W x 4 CH at 4-ohms: perfect power settings to supercharge any custom build.
Highlights
- Small and powerful design so you can power your subs with great efficiency and power without taking up much space
- High quality terminals that look great and will transfer your power and signal with no loss.
- High level input for easy factory integration.
- LED Clip Indicator to easier adjustment
- Stable and Reliable Class D Circuit Design
- Sound Quality Verification Using AP Instruments
- Direct Insert Power and Speaker Terminals
- Short Circuit, Thermal, and Voltage Protection
Great For
- Car Audio
- Pro Audio
- Motorcycles
- Home Studio
- Hi-Fi Installation
- Off-Road
- DIY Projects





Technical Details
| SPECIFICATIONS | |
| POWER | |
| Total Watts (Peak) | 1000W |
| RMS Power @ 4 ohm | 4 x 90W |
| RMS Power @ 2 ohm | 4 x 150W |
| RMS Power @ 1 ohm | - |
| RMS Power @ 4 ohm Bridge | 2 x 300W |
| AUDIO | |
| Frequency Response | 20Hz-20Khz |
| Signal to Noise Ratio | >90dB |
| Efficiency @ 4ohm | 0.92 |
| 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 | Yes |
| Selectable X-Over | LPF/FLAT/HPF |
| X-Over Filter Range | 50Hz-2KHz |
| 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 | 2ohm St / 4ohm Bridge |
| Led Indicator | Power / Protection / Clip |
| Power Input Terminal Size | 4ga |
| Fuse Size | 2 X 25A |
| 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 | 8.1" / 205mm |
| Overall Wide | 4.72" / 120mm |
| Overall Height | 1.96" / 50mm |
| Heatsink Length | 6.2" / 158mm |
| Gross Single Unit Weight | 1.2KG |
Fitment & installation
Fitment & installation
Check the selected part against your vehicle. Need help? Call (561) 207-7988.
Selected part: G1000.4D
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Read FOX’s application notes for part 987-24-001 (rear shock)
Payment & Security
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