Wide Open Sound · Curated gear
Nemesis Audio Marine amplifier MR Series NA-MR2500X5B
WOS Pick What this amp does in 10 seconds — expand for full specs.
- BrandNemesis Audio
- SKUNA-MR2500X5B
- Channels4
Mei says"Match this amp to your speakers and sub. Wrong power or wiring = weak system — do it once, do it right."
The stuff you'll actually notice
- 4-channel platform.
Product description
Nemesis Audio NA-MR2500X5B MR Series 5-Channel 175W RMS x 4 + 5th Channel 550W at 2 Ohm, Class-D Marine Powersports Amplifier with Built-In Bluetooth
We are a Nemesis Audio authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!
What's Inside?
• Class-D Marine Amplifier w/ Bluetooth
• Owner's Manual
All-in-One 5-Channel Marine Amp with Massive Power and Precision Tuning
Unleash serious all-around power with the NA-MR2500X5B, delivering up to 350W x 4 channels plus 1100W for your sub at 2Ω for a complete, hard-hitting sound system. Enjoy clean, full-range performance with a 20Hz–20kHz frequency response and flexible 50Hz–500Hz crossover control to fine-tune your setup. Whether on land or water, this amplifier packs massive power and precision into a tough, marine-rated build built to perform anywhere.
Waterproof 5-Channel Amp with Bluetooth, Clean Power, and Rugged Outdoor Performance
Take control of your sound with wide input sensitivity from 0.2V to 10V, making it easy to pair with any audio source. Enjoy crystal-clear playback with a >90dB signal-to-noise ratio and ultra-low 0.3% distortion, delivering clean, powerful audio at any volume. Built tough with an IP67 waterproof rating and built-in Bluetooth, the NA-MR2500X5B keeps your system wireless, weatherproof, and ready for any adventure.
SPECIFICATIONS
Maximum Power : 2500 Watts
Number of Channels : 5
Frequency Response : 20-20000 Hz
Built In Crossovers : Yes
RMS Power Output : 175x4+550 Watts
Channel Separation : Yes
Amplifier Class : D
FEATURES
Features:
MAX/RMS Ratings @ 14.4V
350W x 4CH + 1100W Max / 175W x 4CH + 550W RMS @ 2-Ohm
210W x 4CH + 640W Max / 105W x 4CH + 320W RMS @ 4-Ohm
1400W x 2CH / 700W x 2CH @ 4-Ohm Bridged (Front & Rear CHs)
Frequency Response: 20Hz-20kHz
Crossover Range: 50Hz-500Hz
Input Sensitivity: 0.2V-10V
Signal to Noise Ratio: >90dB
THD: < 0.3%
Dimensions: 10.5″ x 4.57″ x 1.83″
IP67 Rated
Built-in Bluetooth
UPC:
Weight: 5
Authorized Internet Dealer
Warranty: 0 Months Warranty.This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 0 Months from the original date of purchase with proper return authorization.
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Power breakdown
Inputs, filters & control
Build, wiring & install
Protection & performance
Full specifications
| Amp Channels | 4 |
|---|
| Water Rating | Waterproof |
|---|---|
| IP Ratings | IP67 |
Support & warranty
Need help choosing or installing?
We build indestructible, IP-rated systems for marine, motorcycle, UTV, and automotive. If you want a matched setup, we’ll guide you to the right gear the first time.
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