Best 5 Channel Marine Amp to Buy Right Now (2023)

Sometimes it might be quite difficult to find the best 5 channel marine amp. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this 5 channel marine amp buying guide.

Our Favorites:

Best 5 Channel Marine Amp Reviews:

SaleBestseller No. 1
Rockford Fosgate Punch P1000X5 1000 Watt 5 Channel Amplifier
  • The Punch P1000X5 is an ultra-efficient 5-channel amplifier (2.38” x 7.76” x 15.03”) capable of running your entire system without excessive drain on your charging system and rocking 1000 watts of RMS power
  • Perfect for running a front/rear system and a dedicated subwoofer (RMS Power Output: 75 Watts x 4 + 150 Watts x 1 @ 4-Ohm OR 125 Watts x 4 + 300 Watts x 1 @ 2-Ohm OR N/A + 500 Watts @ 1-Ohm)
  • RCA inputs can accept both Hi and Low level audio signals without the need of a signal converter and tri-stage protection that covers thermal, over-current and short circuits
  • Featuring Class A/B + Class BD (Sub) topology, on-board Punch EQ with +18dB boost @ 45Hz, variable 12 dB/Oct Butterworth crossovers, and C.L.E.A.N. Set-up
  • Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller
Bestseller No. 2
Rockford Fosgate M2-750X5 Marine 750-Watt 5-Channel Amplifier
  • The M2-750X5 full-range 5-channel Element Ready Marine amplifier with 750 Watts RMS is packed with all the power and performance you’ve come to expect from Rockford Fosgate (Dimensions: 1.9" x 6.8" x 11.2")
  • Class D technology makes this amp extremely efficient by reducing demand on the vehicles electrical system (RMS Power: 50 Watts x 4 + 200 Watts x 1 @ 4Ω OR 100 Watts x 4 + 350 Watts x 1 @ 2Ω OR 200 Watts x 2 + N/A @ 4Ω Bridged/Mono)
  • Built for the marine environment, this Element Ready amp features UV resistant protection, conformal coated circuit board, stainless steel mounting hardware and marine grade terminal connections to ensure long lasting outdoor use
  • Featuring C.L.E.A.N. circuitry to help you adjust your gain settings, a P.O.W.E.R. Supply that generates more power as voltage increases, and integrated Punch EQ that corrects for acoustic deficiencies while delivering up to 3X the bass
  • Famous Rockford Fosgate build quality with a full 2-year warranty when purchased from an authorized Rockford Fosgate reseller
Bestseller No. 3
Rockford Fosgate TM1000X5ad Power Marine 1,000 Watt Class-ad 5-Channel Amplifier
  • Our compact (1.6” x 4.3” x 12.0”) Power Marine TM1000x5ad all in one 5-channel amplifier requires minimal space but delivers a massive 1000 Watts of POWER
  • Our proprietary "Constant Power" amplifiers are the most powerful amplifiers on the market and deliver up to 25% more power (Watts) across all impedance loads (RMS Power Output: 100 Watts x 4 @ 4-Ohm + 400 x 1 @ 4-Ohm or 100 Watts x 4 @ 2-Ohm + 600 x 1 @ 2-Ohm or N/A + 600 Watts x 1 @ 1-Ohm 200 Watts x 2 @ 4-Ohms Bridged + N/A)
  • Built on Rockford Fosgate’s proprietary Class-AD technology + Class BD (Sub), featuring Constant Power designed to deliver unprecedented sound quality with superior power efficiency, making it perfect for hybrid, electric, small cars, trucks, motorcycles, and side-by-side UTVs
  • High-level auto turn-on, CLEAN circuit input/output clip detection, On-board Punch EQ with +18dB boost @ 45Hz and 12dB/octave Butterworth crossover make TM1000x5ad an impressive POWER house
  • Famous Rockford Fosgate build quality ensures that the TM1000x5ad will handle everything you throw at it! Full 2-year parts and labor warranty when purchased from an authorized Rockford Fosgate reseller
Bestseller No. 4
Rockford Fosgate M5-1500X5 IPX6 Element Ready 1500-Watt 5-Channel Marine Amplifier with Dynamic Power
  • Our 1500-Watt, 5-channel, ultra-compact (1.7" x 4.25" x 12.3") M5-1500X5 amplifier features the next level of Element Ready design and performance from Rockford Fosgate, that’s built as rugged as the outdoor environment it’s used in
  • The IPX6 rated M5 amplifiers provide superior protection and are built to stand up to all the elements including water, dust, mud, and UV rays
  • The M5 amplifiers are the first series based on new industry standard Dynamic Power ratings, deliver more output where you actually hear it (Dynamic Power Rating: 125W x 4 + 400W x 1 @ 4Ω OR 200W x 4 + 700W x 1 @ 2Ω OR N/A + 700W x 1 @ 1Ω OR 400W x 2 + N/A @ 4Ω bridged)
  • Built on the popular Rockford Fosgate Power Marine series, M5 amplifiers also feature the same great technologies like Constant Power, Class-AD/BD and C.L.E.A.N., all engineered, developed, and validated in Tempe, Arizona
  • Famous Rockford Fosgate build quality with a full 2-year warranty when purchased from an authorized Rockford Fosgate reseller
Bestseller No. 5
Rockford Fosgate PM1000X5 Punch Marine 1,000 Watt Class-bd 5-Channel Amplifier
  • The PM1000X5 compact amplifier (2.38” x 7.76” x 15.03”) full range 5-channel with 1,000 Watts of power is the one-and-only amp you’ll need to run your entire system’s power needs
  • Class-a/b on the front/rear channels, Class-bd for the subwoofer channel (RMS stereo + sub: 75 Watts x 4 + 150 Watts x 1 @ 4-Ohm or 125 Watts x 4 + 300 Watts x 1 @ 2-Ohm or N/A + 500 Watts @ 1-Ohm)
  • Known world-wide for brute power, this efficient amp with tri-stage protection that covers thermal, over-current and short circuits is specifically designed for marine and motorsports applications
  • High level input capable with Auto Turn-On circuit, On-board Punch EQ with +18dB boost @ 45Hz and 12dB/octave Butterworth crossover make the PM1000X5 a serious power house
  • Famous Rockford Fosgate build quality insures that the PM1000X5 will handle everything you throw at it! Full 2-year parts and labor warranty when purchased from an authorized Rockford Fosgate reseller
SaleBestseller No. 6
JBL MA4505 1800 Watt 5-Channel Marine Audio Boat Amplifier (Renewed)
  • Fully maximized
  • Compact size
  • High- and low-level inputs
  • Selectable Output and Variable Adjustment Crossovers
  • Conformal-Coated PCB
SaleBestseller No. 7
JBL - 5-channel Full-Range Marine Amplifier, 65Wx4 & 500Wx1
  • Compact Size
  • High- and Low- level inputs
  • Selectable Output and Variable Adjustment Crossovers
  • Conformal-Coated PCB
  • Variable Crossovers
Bestseller No. 8
KICKER 48KXMA9005 900 Watt 5-Channel Marine Boat Amplifier Class D Amp KXMA900.5
  • Features: Class D Amplifier, Gain Control With "Gain Match" LED Indicator, FIT2 (Fail-safe Integration Technology) Circuitry, Variable 24dB Crossover, DSP-Controlled Preamp, KickEQ 6dB Variable Bass Boost, ABYC/NMMA-Compliant Power Terminals, Conformal-Coated Circuit Boards, Easy Access to Settings behind Gasket-Sealed Cover Panel, Black Anodized Aluminum Chassis, Top-Mounted, Teal LED Light Pipe, Stainless-Steel Mounting Hardware Included
  • Specifications: POWER [watts/ch], 2 OHM STEREO: 125 x 4, POWER [watts/ch], 4 OHM STEREO: 100 x 4, POWER [watts/ch], 4 OHM BRIDGED MONO: 250 x 2, POWER [watts/ch], CLASS D 1 OHM MONO: 400 x 1, +/-10%, DYNAMIC POWER [watts]: 1300, DIMENSIONS [in] all models 2-1/8H x 8-5/16W x _ L: 12-3/4, DIMENSIONS [cm] all models 5.4H x 21.0W x _ L: 32.4
  • FREQUENCY RESPONSE [Hz]: (amp 1&2) 10-20k, +0/-1dB; (mono) 10-160, INPUT SENSITIVITY: High Level 250mV-10V, Low Level 125mV-5V, SIGNAL-TO-NOISE RATIO: >95dB, a-weighted, re: rated power, SUBSONIC FILTER [KXMA.5]: (mono only) high-pass variable 10-80Hz, KickEQ BOOST: (mono only) Variable 0-6dB, centered 40Hz, COMES WITH WIRED REMOTE
  • ACTIVE CROSSOVER: Full-Range - (amp 1) 24dB/octave, variable 10-5kHz w/ 10x switch, selectable high pass, low pass or all pass (amp 2) 24dB/octave, variable high pass 10-500Hz, variable low pass 40-5kHz w/ 10x switch, selectable high pass, low pass, all pass or band pass;, Sub Ch. – 24dB/octave, variable 40-160Hz low pass only'
Bestseller No. 9
DS18 NXL-X1200.5D 5 Channel Marine Amplifier - Compact Class D Full-Range IP67 Waterproof Amp 2 Ohms 500x1 RMS 2800 Watts Great for Boats, Motorsports, Motorcycles, and All Elements Applications
  • WATERPROOF AMP - DS18 designed the NXL-X1200.5D for customers looking for a compact and waterproof amplifier with exceptional power output and prioritizes boosting sound
  • SMALL AND POWERFUL - The NXL-X1200.5D comes in a 5-channel configuration making it great for powering yours speakers. Class D Full-Range 4 x 200 Watts RMS @ 2 Ohms 2800 Watts Peak
  • ULTIMATE PROTECTION - All NXL units have stable and reliable 4-layer PCB layouts, IP67waterproof rating for power sports, has an ultra-compact size for easy installation, and has audio precision quality control verification. UV, Salt and Fog Protection
  • PERFECT MATCH - The NXL Marine Amplifier series is perfect for outdoor enthusiasts looking for a durable, waterproof amplifier with intense power for their marine vehicle's audio system. This series is best used in various rugged and wet environments, such as on trails or at the lake
  • CUSTOMER'S FIRST CHOICE - The NXL series impressive power output is supplemented by its outstanding efficiency, and its durability in harsh conditions makes it a favorite among customers in need of a waterproof amplifier to be the powerhouse of their system
Bestseller No. 10
DS18 Hydro NXL800.5D Next Level Full Range Digital Marine 5-Channel 1600 Watts Max Multichannel Amplifier
  • DS18 Hydro NXL800.5D full range digital Marine five channel stereo amplifier with remote gain control
  • RMS output @ 4-ohms: 4 x 80 + 200 watts. @ 2-ohms 4 x 125 + 300 watts. @ 4-ohms bridged: 2 x 250 watts. Frequency response: 20 - 20Khz.
  • Signal to noise ratio: > 95Db. Selectable x-over: LPF/flat/hpf. Lpf/hpf filter: 40Hz - 3Khz.
  • Smc (surface mount component) technology. RCA input/ speaker/ power direct harness design. Leds indicate working status: power/ protection.
  • Compact size waterproof for all elements (stainless hardware, UV/Salt Fog protection, IPX6 waterproof level). Dimensions: 295 x 125 x 42 mm.

Last update on 2023-03-21 / Affiliate links / Images from Amazon Product Advertising API

How to find the best 5 channel marine amp?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best 5 channel marine amp for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good 5 channel marine amp recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the 5 channel marine amp need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for 5 channel marine amp to find what you’re looking for:


In some cases, the brand of 5 channel marine amp is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given 5 channel marine amp are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about 5 channel marine amp are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare 5 channel marine amp quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best 5 channel marine amp can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.