We have spent around 34 hours to find the right option for you and based on our research Infinity M4555A Marine Grade / 5-Channel, 45w X 4, 500w X 1 amplifier (Certified Refurbished) is our top pick for you. This is one of the best products currently available in the market. However, if you don’t want to spend extra hours then we have another great option for you is Infinity M4555A Marine Grade / 5-Channel, 45w X 4, 500w X 1 amplifier (Certified Refurbished). Here is a review of some of the best 5 channel marine amp, together with their features and functions.
As you read, through the article, you will understand some of the top 5 channel marine amp and learn more about their features. Let’s proceed without wasting any more time.
Best 5 channel marine amp

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Rockville DBM50 4000W Peak / 980W RMS 5-Channel Marine Amplifier, IPX6, Includes Remote, Adjustable Crossover, PA Mic – Perfect for Boats and Marine Audio Systems
Rockville DBM50 4000W Peak / 980W RMS 5-Channel Marine Amplifier, IPX6, Includes Remote, Adjustable Crossover, PA Mic - Perfect for Boats and Marine Audio Systems
Features
- Rockville DBM50 4000w Peak/980w Dyno-Certified RMS 5 Channel Marine/Boat Amplifier Amp+Mic.
- Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc). 2 Ohm: 120 Watts x 4 + 500 Watts x 1
- 4 Ohm: 80 Watts x 4 + 300 Watts x 1
- Channels 1-4 are Class “AB” and Channel 5 is class “D”. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Low Pass Filter: (CH3-CH4)40Hz –4KHz /(CH5)50Hz –250Hz. High Pass Filter: 15Hz – 4KHz. Product dimensions: (L x W x H) 18.6" × 9" × 2.4"
- Remote Dashboard Subwoofer Control. Includes PA microphone. Painted Conformal Coating PCB Board is protected from moisture (Uses 2577 Waterproof Glue). Waterproof silicone covers for end panels. Rustproof Aluminum heat sink. Stainless steel end panels are rustproof. All screws and mounting hardware are stainless steel and rustproof
Power Acoustik MA5-2500D 2100W Class D 5 Channel Marine Amplifier
Power Acoustik MA5-2500D 2100W Class D 5 Channel Marine Amplifier
Features
- Class D amp
- Compact 4.75" chassis design for Installation versatility
- Splash-resistant conformal-coated circuit boards
- MOSFET power supply with audiophile-grade IRTM transistors
STINGER Audio MT-1000.5 1200 Watt RMS 5-Channel Car Audio Amplifier, Class D, Hexfet Mosfet, Crossover High-Pass/Low-Pass Filter, Subsonic Filter, Remote Subwoofer Bass Knob, Bass Boost Q
STINGER Audio MT-1000.5 1200 Watt RMS 5-Channel Car Audio Amplifier, Class D, Hexfet Mosfet, Crossover High-Pass/Low-Pass Filter, Subsonic Filter, Remote Subwoofer Bass Knob, Bass Boost Q
Features
- - : Packs a powerful punch with high efficiency and an incredible small form factor.
- : Built to the highest standards for lasting reliability.
- : Designed to provide superior performance and unmatched efficiency.
- : Reduced on-resistance, faster switching speeds, and unparalleled reliability.
- : Decreased resistance for higher power transfer and efficiency.
Infinity M4555A Marine Grade / 5-Channel, 45w X 4, 500w X 1 amplifier (Certified Refurbished)
Infinity M4555A Marine Grade / 5-Channel, 45w X 4, 500w X 1 amplifier (Certified Refurbished)
Features
- Watts NONE
- Waterproof Rating NONE
- Bridgeable NONE
- Channels - Available NONE
Garmin Fusion Signature Series Marine Amplifier, 1600-watt 5 Channel, A Garmin Brand
Garmin Fusion Signature Series Marine Amplifier, 1600-watt 5 Channel, A Garmin Brand
$599.99 in stock
1 used from $529.95
Features
- Powerful, rock-the-boat sound! 1600 watts of class D output run the speakers and sub off of One powerful amp
- 5-Channel, 1600 Watt, class D amplifier and frequency response is 10Hz - 50kHz
- Can amplify up to 4 pairs on Fusion speakers (speakers run in parallel on channels) and the ms-sw10 Fusion subwoofer
- 1-Piece heavy-duty die cast chassis, 5-way circuitry protection - thermal/reversed power polarity/DC offset protection/high + low voltage
MB Quart 5CHANNEL Waterproof AMP,4X120W (NA3-1000.5)
MB Quart 5CHANNEL Waterproof AMP,4X120W (NA3-1000.5)
Features
- Marine grade protection - built to withstand extreme marine weather conditions and salt spray and never miss a beat. Ipx standard water resistant so you can confidently enjoy all of your music with a high-power system
- Low noise preamplifier circuit - Maximize the low voltage power without creating any electric distortion between the amplifier and the source unit. Avoid hearing anything besides your favorite tunes.
- Rca inputs - These prewired inputs are connected directly to the PC board for additional protection. Always leave connector cover closed on RCA jacks that are not currently being used.
- Temperature control - The nautical white glossy epoxy finish helps to reject heat to the surface of the amplifier. This effectively allows a longer lifespan and more efficient operation of your amp. Automatically transferring the heat Cool off properly.
- High Tech output device - fluid FETs are mb quarts devices that are painstakingly selected for their ability to efficiently produce power and mimic the sound quality of the highest end home amplifiers. Enjoy the highest quality audio wherever you are.
NVX VADM5v2 1500W Peak (750W RMS) V-Series Micro Full-Range Class D Compact 5-Channel Car/Marine/Powersports Amplifier with Remote Bass Knob
NVX VADM5v2 1500W Peak (750W RMS) V-Series Micro Full-Range Class D Compact 5-Channel Car/Marine/Powersports Amplifier with Remote Bass Knob
Features
- Compact Powerhouse: Delivers 1500W peak power and 750W RMS with versatile 5-channel configuration options, including 4 ohms (65W x 4 + 230W x 1), 2 ohms (100W x 4 + 350W x 1), and bridged mode (200W x 2 + 350W x 1), for a powerful and clear audio experience.
- Precision Sound Control: Features variable high-pass (40 - 400 Hz) and low-pass filters (50 - 250 Hz), along with adjustable bass boost (0 - 18 dB), allowing you to fine-tune your audio for optimal performance.
- Versatile and Reliable: Includes speaker-level inputs with signal sensing remote turn-on and a wired bass level remote control for easy adjustments, with 4-way protection circuitry ensuring safe operation and longevity.
- Clear, Noise-Free Audio: Equipped with balanced differential inputs to minimize noise interference, ensuring clear and high-quality sound output with a total harmonic distortion (THD) of less than 0.1%.
- Compact Design: With dimensions of 7.95" L x 3.3" W x 1.48" H, this amplifier is designed to fit into tight spaces, and requires an 8 AWG gauge amplifier wiring kit for optimal installation and performance.
KENWOOD KAC-M8005 5-Channel Marine/Motorsports Car Amplifier – 1600 Watts, Waterproof, High-Pass Filters, Saltwater Resistant | Enhance Your Outdoor Audio Experience!
KENWOOD KAC-M8005 5-Channel Marine/Motorsports Car Amplifier - 1600 Watts, Waterproof, High-Pass Filters, Saltwater Resistant | Enhance Your Outdoor Audio Experience!
Features
- Marine-Grade Power: The KENWOOD Marine/Motorsports Car Amplifier KAC-M8005 is a 5-channel powerhouse designed for marine and motorsports applications, delivering 1600 Watts of powerful and reliable performance.
- Built to Withstand the Elements: With its conformal-coated circuit board, this amplifier is waterproof and saltwater resistant, ensuring durability and longevity in harsh marine environments
- Versatile Compatibility: The KAC-M8005 can be used on boats, ATVs, or cars, making it a versatile choice for enhancing your audio experience across various outdoor vehicles.
- High-Pass Filters for Enhanced Sound: Enjoy optimized sound quality with high-pass filters on the front and rear channels, directing specific frequencies to your speakers for a balanced and accurate audio reproduction.
- Premium Marine Audio Solution: Engineered as a marine-grade amplifier, the KENWOOD KAC-M8005 is the perfect choice for outdoor enthusiasts seeking a waterproof, marine audio power amplifier to elevate their marine or motorsports audio system.
Rockford Fosgate M2-750X5 Marine 750-Watt 5-Channel Element Ready Amplifier
Rockford Fosgate M2-750X5 Marine 750-Watt 5-Channel Element Ready Amplifier
Features
- 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
Infinity MARINEM7005A 5 Channel Marine Amplifier
Infinity MARINEM7005A 5 Channel Marine Amplifier
1 used from $439.99
Features
- Infinity amplifiers have been engineered with a compact footprint to fit in more boat even if available space is limited.
- Speaker-level and low-level inputs allow the marine 3004A to integrate with both aftermarket and factory marine stereo systems.
- Unlike many amplifiers available at similar prices, the Infinity marine 3004A features variable electronic crossovers circuits allowing for precise system tuning and performance.
- The marine 3004A has been engineered using Balanced Differential Inputs to ensure low noise and distortion even at high output levels. This also makes it far less susceptible to line induced radiated engine noise.
- When low-level inputs are used, this control adjusts the input sensitivity between 200mVrms and 4Vrms. When high-level inputs are used, this control adjusts the input sensitivity between 1Vrms and 22Vrms.
With this, our list of best 5 channel marine amp has come to an end. Like we said in the earlier part of this post, we have done extensive research on these 5 channel marine amp. Not to mention, the prices of the 5 channel marine amp are also flexible. You should also check STINGER Audio MT-1000.5 1200 Watt RMS 5-Channel Car Audio Amplifier, Class D, Hexfet Mosfet, Crossover High-Pass/Low-Pass Filter, Subsonic Filter, Remote Subwoofer Bass Knob, Bass Boost Q one of the most sold items in the market.