DS18
NVY 4-Channel Full-Range IPX7 Submersible Marine and Powersports Amplifier 120 x 4 @ 4-Ohm Watts RMS
NVY 4-Channel Full-Range IPX7 Submersible Marine and Powersports Amplifier 120 x 4 @ 4-Ohm Watts RMS
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NVY 4-Channel Full-Range IPX7 Submersible Marine and Powersports Amplifier 120 x 4 @ 4-Ohm Watts RMS
Sold by AudioSellerz.com
SKU: NVY-IPX7.4
NVY 4-Channel Full-Range IPX7 Submersible Marine and Powersports Amplifier 120 x 4 @ 4-Ohm Watts RMS is a DS18 amplifier from DS18 built for powering subwoofers, mids, highs, full-range speakers, motorcycles, marine systems, Jeeps, and powersports audio. This description helps shoppers looking for DS18 marine audio, DS18 4 channel amp, DS18 amp, DS18 amplifier, car audio amplifier, monoblock amplifier understand where it fits in a real audio system.
Audio Sellerz focuses on the full build, not just one part. Match this DS18 product with the right vehicle, mounting space, amplifier power, wiring, fuse protection, enclosure needs, and electrical support so the system plays cleaner, louder, and more reliably.
Audio Sellerz System Match Notes
- Match the amplifier to the speaker or subwoofer RMS power, final ohm load, wire size, fuse protection, and vehicle electrical support.
- For amplified audio systems, make sure the power wire, ground, fuse protection, and voltage support match the equipment.
- If you are building a complete DS18 setup, plan the speakers, subwoofers, amplifiers, wiring, and electrical support together before ordering.
DS18 HYDRO NVY-IPX7.4 Full-Range Class D Marine 4-Channel Amplifier 120 x 4 @4 Ohm Watts Waterproof IP67
The NVY series was manufactured to put power back into your hands whether you’re out on the great blue or maneuvering on the dirt path less traveled.
Our latest amplifier added to this series has an IPX waterproof rating of IP77, giving this fortified beast of a machine the ability to be submerged in water as deep as 1 meter for up to 30 minutes. It also has a 2 CH/ 4 CH input selector giving you complete control over how much power gets designated to each of your speakers.
Place this amplifier anywhere using our Direct Power harness design manufactured to give you creative control over where you get the wave making tunes on your marine vehicle.
Order this amplifier while supplies last!
Highlights
- The included marine grade fuse and fuse holder that is connected inline with your main power wire, will help with ultimate protection against the elements.
- Latest Digital amplifier design with SMC technology
- Submergible IP67 Waterproof Rating
- UV, Salt and Fog protection
- 2 CH / 4 CH Input Selector
- Maximum output of 350W x 2 CH bridged at 4-Ohms, 200W x 4 CH at 2-Ohms, and 120W x 4 CH at 4-Ohms
Great For:
- Marine
- Off road
- DIY Projects





Technical Details
| Specifications | |
| POWER | |
| Total Watts (Peak) | 1440 Watts |
| RMS Power @ 4 ohm | 4 x 120 Watts |
| RMS Power @ 2 ohm | 4 x 200 Watts |
| RMS Power @ 4 ohm Bridge | 2 x 350 Watts |
| AUDIO | |
| Frequency Response | 20Hz - 20KHz |
| Signal to Noise Ratio 1W@4Ω | >90 dB |
| Efficiency @ 4 ohm | 94% |
| Input Impedance | >20KΩ |
| Channel Separation | >-70 dB |
| Total Harmonic Distortion (THD) | <0.1 % |
| Low Level Input Range | 270mV - 5.6V |
| Selectable X-Over | HPF/FULL/LPF |
| X-Over Filter Range | 50Hz-4KHz |
| FEATURES | |
| Amplifier Class | Digital (D) |
| Amplifier Type | Full Range Digital Marine Amplifier |
| Number of Channels | 4 |
| Minimum Impedance | 2 OHM / Ch (4 OHM Bridge) |
| LED Indicator | Protection (Red) | Power (Blue) |
| Power Input Size | 8 Ga |
| Fuse | 2 x 40A |
| Thermal Protection | Yes |
| Over-Load Protection | Yes |
| Short Circuit Output Protection | Yes |
| Voltage Input Protection | Yes (9.5-16V) |
| Body Color | Finish | Black Anodize |
| 2CH | 4CH Input Selector | Yes |
| Waterproof Rating | IP67 |
| UV / Salt Fog Protection | Yes |
| Direct Power Harness Design | Yes |
| Surface Mount Component Technology | Yes |
| Marine Grade Fuse Holder | Yes |
| MEASUREMENT | |
| Overall Length | 10" / 253mm |
| Overall Wide | 4.5" / 116mm |
| Overall Height | 1.9" / 48.5mm |
| Heatsink Length | 8.5" / 216mm |
| Gross Single Unit Weight | 1.8Kg |
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