This is a complete buyer’s guide to best marine amplifier. We didn’t just add this marine amplifier based on our personal opinion. Our consideration of finding the top marine amplifier for you that is based on many factors like Review, price, specification, etc…

We have spent around 28 hours to find the right option for you and based on our research Pyle Hydra Marine Amplifier Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier Waterproof, Dual Mosfet Power Supply, Gain Level Controls, RCA Stereo Input & LED Indicator (PLMRA400) 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 then we have another great option for you is Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier. Below is a review of some of the best marine amplifier, together with their specifications and functions. So, let’s Get Started!

Best marine amplifier

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Product Title
Score

Pyle Hydra Marine Amplifier Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier Waterproof, Dual Mosfet Power Supply, Gain Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)
9.8

Rockville RXM-S30 Micro Marine/ATV Amplifier 2400w Max 4 Channel 4x150/CEA Rated
9.4

Rockville Marine/Boat 2600 Watt 6 Channel Amplifier + PA Microphone (RXM-S6)
9.2

Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier
8.6

Pyle Hydra Marine Amplifier - Upgraded Elite Series 800 Watt 4 Channel Micro Amplifier - Waterproof, GAIN Level Controls, RCA Stereo Input, 3.5mm Jack, MP3 & Volume Control (PLMRMP3B)
8.3

Rockville RXM-S20 Micro Marine/ATV Amplifier 1600w Peak 4 Channel 4x100W+Amp Kit
8.1

JBL MA704 4 Channel Marine 1000W Amplifier - JBLMA704
7.7

Pyle Hydra Marine Amplifier - Upgraded Elite Series 1000 Watt 4 Channel Bridgeable Amp Tri-Mode Configurable, Waterproof, MOSFET Power Supply, GAIN Level Controls and RCA Stereo Input(PLMRA420)
7.5

BOSS Audio Systems MR1000 4 Channel ATV/Marine Amplifier - Weather Resistant, 1000 Watts, Full Range, Class A/B, 4 Ohm Stable, Aux-in, RCA Inputs, Bridgeable
7.2

Marine Bluetooth Amplifier 4 Channel Class D 800W Amp Stereo on Boats UTV ATV Golf Carts and Cars
6.5

Pyle Hydra Marine Amplifier Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier Waterproof, Dual Mosfet Power Supply, Gain Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)


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Pyle Hydra Marine Amplifier Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier Waterproof, Dual Mosfet Power Supply, Gain Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)

$49.14  in stock
21 new from $47.91
3 used from $35.78
Free shipping
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • PREMIUM 4 CHANNEL AMPLIFIER: Pyle’s PLMRA400 is engineered as a 4 Channel marine amplifier that allows high quality stereo reproduction from source. This will power up your speaker and be universally compatible with a variety of head units
  • RCA STEREO INPUT: For an easier use of this hydra marine amplifier, it comes with premium RCA inputs. If your marine receiver lacks RCA output jacks, you can connect speaker output leads to the high-level terminal inputs
  • SHORT PROTECTION: Built with a heavy duty Aluminum Alloy heatsink, thermal overload speaker short protection and LED light indicator. These are to protect the amp and your vehicle's electrical system from short circuit conditions
  • POWERFUL 400 WATT: This amplifier is powerful with its 100 WATT x 4 max or 400 WATT and dual MOFSET power supply. Comes with dual adjustable input GAIN level controls between 1-300mV and 4 or 8 Ohm speaker impedance
  • MARINE GRADE: With its Marine rating of IP-01, it is waterproof ready. It’s constructed with gold-plated speaker output terminal connectors as well to combat corrosion with long term use

Rockville RXM-S30 Micro Marine/ATV Amplifier 2400w Max 4 Channel 4×150/CEA Rated


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Rockville RXM-S30 Micro Marine/ATV Amplifier 2400w Max 4 Channel 4x150/CEA Rated

$134.95  in stock
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • Rockville RxM-S30 2400w / 600w Dyno-Certified RMS 4 Channel Proton Micro Marine Car Amplifier.
  • 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). 400 Watts (4 x 90 Watts) at 4 ohms and 1% THD+N. 600 Watts (4 x 150 Watts) at 2 ohms < 1% THD. 600 Watts (2 x 300 Watts) bridged @ 4 Ohms < 1% THD. Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc): 2400 Watts (2 x 1200 @ 2 ohms or 1 x 2400 @ 4 Ohms).
  • Marine amplifier with conformal coated PCB board. High-Speed MOSFET Power Supply. Studio-Grade Bipolar Output Stage Transistors. Double Sided Surface Mount (SMD) PCB Design. Selectable +6dB/+12dB Bass Equalizer @ 45hz. Channel Separation: 50 dB. Current drawn @ MAx RMS output: 27A @ 4ohm, 40A @ 2ohm. Efficiency @ MAx RMS output: 65% @ 4ohm, 60% @ 2ohm. 2-Ohm Stable Stereo. 4-Ohm Mono Bridgeable. 3 Channel Mixed-Mono Capable.
  • Input sensitivity: 20mV-6V. Mute and Delay Soft Start System. Full IC-Controlled Protection Circuitry. 2 CH / 4 CH Input Mode Switch. RCA Preamp Line Output. 8 Volt Preamp Circuitry. Status Mode LED Indicator. 4 Gauge Lucite Encapsulated Power/Ground Terminals. 12 Gauge Lucite Encapsulated Speaker Terminals. THD+A: 0.01%. Frequency Response: 15Hz - 20KHz. Continuously Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Continuously Fully Adjustable
  • High Pass Crossover: 50HZ - 250HZ. CH1 & CH2 High Pass 50Hz - 250Hz. CH3 & CH4 Low Pass 50Hz - 250Hz. CH3 & CH4 High Pass 50Hz - 250Hz. Full Adjustable Crossover Controls: low pass, high pass, and full pass. Sensitivity: 100dB @ 1w / 1m. S/N Ratio: >90dB. Damping Factor: > 200 @ 100Hz. 2 x 30A Fuses. 7 LBS. Dimensions: (W x H x L) 6.7" x 1.98" x 12.28"

Rockville Marine/Boat 2600 Watt 6 Channel Amplifier + PA Microphone (RXM-S6)


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Rockville Marine/Boat 2600 Watt 6 Channel Amplifier + PA Microphone (RXM-S6)

$199.95  in stock
2 new from $199.95
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • Includes: Amplifier. PA Microphone. Bass Remote. Mounting Screws
  • Features: Rockville RXM-S6 Marine/Boat 6 Channel Amplifier 2600 Watt Peak / 660w Dyno-Certified RMS With Status Mode LED Indicator. 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). 420 Watts (6 x 70 Watts) at 4 ohms and 1% THD+N. 660 Watts (6 x 110 Watts) at 2 ohms < 1% THD. 660 Watts (3 x 220 Watts) bridged @ 4 Ohms < 1% THD.
  • Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc): 2600 Watts (6 x 440 @ 2 ohms or 3 x 880 @ 4 Ohms). High-Speed MOSFET Power Supply. Studio-Grade Bipolar Output Stage Transistors. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. CH 1 - 6. Low Pass 50Hz - 250Hz. High Pass 50Hz - 250Hz. Full IC-Controlled Protection Circuitry. Fully Adjustable Bass Equalization Control. 2 Ohm Stable Stereo.
  • 4 Ohm Mono Bridgeable. 3 Channel Mixed-Mono Capable@ 4 Ohm. 2 CH / 4 CH/ 6 CHInput Mode Selector. Mute and Delay Soft Start System. Remote Dashboard Subwoofer Control. 8 Volt Preamp Circuitry. ELNA Brand Audiophile Quality Capacitors. Status Mode LED Indicator. Frequency Response: 10Hz - 40KHz. Minimum THD at Rated Power: < 0.05%. S / N Ratio: > 100dB. Damping Factor: > 200 @ 100Hz. Dual 60 Amp Maxi Fuses.
  • Dimensions: (W x H x L) 8.66" x 2.09"x 16.14"

Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier


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Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier

$168.95  in stock
12 new from $168.95
Free shipping
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • Digital Amplifier Technology
  • Speaker Level Input w/ Signal Sensing Turn-on
  • 2 Ohms Load Capability. High Pass Filter : 50Hz-200Hz, -12dB/oct (A/B)
  • Power MOS-FET Switching Power Supply
  • 1m (3.3ft) RCA Cable

Pyle Hydra Marine Amplifier – Upgraded Elite Series 800 Watt 4 Channel Micro Amplifier – Waterproof, GAIN Level Controls, RCA Stereo Input, 3.5mm Jack, MP3 & Volume Control (PLMRMP3B)


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Pyle Hydra Marine Amplifier - Upgraded Elite Series 800 Watt 4 Channel Micro Amplifier - Waterproof, GAIN Level Controls, RCA Stereo Input, 3.5mm Jack, MP3 & Volume Control (PLMRMP3B)

$54.90  in stock
4 new from $54.90
3 used from $52.14
Free shipping
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • PREMIUM 4 CHANNEL AMPLIFIER: Engineered as a 4 Channel marine amplifier that allows high quality stereo reproduction from source. This will power up your speaker and universally compatible with a variety of head units like MP3 and smartphone.
  • RCA STEREO INPUT: For an easier use of this hydra marine amplifier, it comes with premium RCA inputs. This also includes a 3.5mm-to-RCA adaptor so you can connect your device and a remote for volume control.
  • SHORT PROTECTION: Has a built-in power protection circuitry and soft turn on/off. These are to protect the amp and your vehicle's electrical system from short circuit conditions.
  • POWERFUL 800 WATT: This amplifier is powerful with its 800 WATT maximum power supply. Comes with adjustable input GAIN level controls of 2 to 4 Ohm speak. It’s also waterproof marine grade.
  • Included Components: 1 Pyle Branded Product

Rockville RXM-S20 Micro Marine/ATV Amplifier 1600w Peak 4 Channel 4x100W+Amp Kit


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Rockville RXM-S20 Micro Marine/ATV Amplifier 1600w Peak 4 Channel 4x100W+Amp Kit

$307.85  in stock
2 used from $307.85
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • Package Includes: (1) RockvilIe RXM-S20 Micro Marine/ATV Amplifier 1600w Peak 4 Channel 4x100/CEA Rated. (1)RockvilIe RMWK8 8 AWG Waterproof Marine/Boat Amplifier/Amp Installation Wire Kit. (1) RockvilIe MRCA25 25 Foot Twisted Pair Marine RCA Cable 100% Copper, Split Pin. Includes: Amplifier. PA Microphone. Mounting Hardware. Owners Manual. Features: RockvilIe RXM-S20 1600 Watt 4 Channel Proton Micro Marine Car Amplifier With PA Microphone
  • PA Microphone with talkover - When you talk on the mic it will must the music and when you stop talking the music will come back on. CEA Compliant Power Ratings: 300 Watts (4 x 75 Watts) at 4 ohms and 1% THD+N. 400 Watts (4 x 100 Watts) at 2 ohms < 1% THD. 400 Watts (2 x 200 Watts) bridged @ 4 Ohms < 1% THD. RMS Power Ratings: 800 Watts (4 x 200 Watts RMS) @ 2 Ohms. 800 Watts (2 x 400 Watts RMS) @ 4 Ohm Bridged. 600 Watts (4 x 150 Watts RMS) @ 4 Ohms
  • Peak Power:1600 Watts (4 x 400 @ 2 ohms or 2 x 800 @ 4 Ohms. Marine amplifier with conformal coated PCB board. High-Speed MOSFET Power Supply. Studio-Grade Bipolar Output Stage Transistors. Double Sided Surface Mount (SMD) PCB Design. Selectable +6dB/+12dB Bass Equalizer @ 45hz. Channel Separation: 50 dB. Current drawn @ MAX RMS output: 27A @ 4ohm, 40A @ 2ohm. Efficiency @ MAX RMS output: 70% @ 4ohm, 63% @ 2ohm. 2-Ohm Stable Stereo. 4-Ohm Mono Bridgeable. 3 Channel Mixed-Mono Capable
  • Input sensitivity: 200mV-6V. Mute and Delay Soft Start System. Full IC-Controlled Protection Circuitry. 2 CH / 4 CH Input Mode Switch. RCA Preamp Line Output. 8 Volt Preamp Circuitry. Status Mode LED Indicator. 4 Gauge Lucite Encapsulated Power/Ground Terminals. 12 Gauge Lucite Encapsulated Speaker Terminals. THD+A: 0.01%. Frequency Response: 15Hz - 20KHz. Continuously Fully Adjustable 12dB / Octave Crossover with Differential Circuitry
  • Continuously Fully Adjustable High Pass Crossover: 50HZ 250HZ. CH1 & CH2 High Pass 50Hz - 250Hz. CH3 & CH4 Low Pass 50Hz - 250Hz. CH3 & CH4 High Pass 50Hz - 250Hz. Sensitivity: 100dB @ 1w / 1m. S/N Ratio: >90dB. Damping Factor: > 200 @ 100Hz. 2 x 25A Fuses. 6 LBS. Dimensions: (W x H x L) 6.7" x 1.98" x 10.7". Features: RockvilIe RMWK8 8AWG Guage Waterproof Marine/Boat Amplifier Wire Installation Kit. 25 Translucent, Twisted Pair, High Quality, Tinned-CCA Flexible PVC RCA Cable

JBL MA704 4 Channel Marine 1000W Amplifier – JBLMA704


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JBL MA704 4 Channel Marine 1000W Amplifier - JBLMA704

$379.95
$249.00
 in stock
12 new from $249.00
1 used from $269.99
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • Compact Size
  • High- and Low- level inputs
  • Selectable Output and Variable Adjustment Crossovers
  • Conformal-Coated PCB
  • Variable Crossovers

Pyle Hydra Marine Amplifier – Upgraded Elite Series 1000 Watt 4 Channel Bridgeable Amp Tri-Mode Configurable, Waterproof, MOSFET Power Supply, GAIN Level Controls and RCA Stereo Input(PLMRA420)


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Pyle Hydra Marine Amplifier - Upgraded Elite Series 1000 Watt 4 Channel Bridgeable Amp Tri-Mode Configurable, Waterproof, MOSFET Power Supply, GAIN Level Controls and RCA Stereo Input(PLMRA420)

$109.99  in stock
5 new from $109.99
4 used from $69.66
Free shipping
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • 4 CHANNEL BRIDGEABLE AMPLIFIER: Pyle’s PLMRA420 is engineered as a 4 Channel bridgeable marine amplifier that powers up your speaker and is universally compatible. It also has high and low electronic crossover network or pass filters
  • PREMIUM RCA INPUT: For an easier use of this hydra marine amplifier, it comes with premium RCA inputs. If your marine receiver lacks RCA output jacks, you can connect speaker output leads to the high level inputs
  • SHORT PROTECTION: Built with a heavy duty Aluminum Alloy heatsink, thermal overload speaker short protection and LED light indicator. These are to protect the amp and your vehicle's electrical system from short circuit conditions
  • POWERFUL 1000 WATT: This amplifier is powerful with its 1000 WATT maximum and dual MOFSET power supply. Comes with dual adjustable input GAIN level controls of 10k Ohm (Low) and 100 Ohm (High) speaker impedance
  • MARINE GRADE: With its Marine rating of IP-01, it is waterproof ready. It’s constructed with gold plated speaker output terminal connectors as well to combat corrosion with long term use

BOSS Audio Systems MR1000 4 Channel ATV/Marine Amplifier – Weather Resistant, 1000 Watts, Full Range, Class A/B, 4 Ohm Stable, Aux-in, RCA Inputs, Bridgeable


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BOSS Audio Systems MR1000 4 Channel ATV/Marine Amplifier - Weather Resistant, 1000 Watts, Full Range, Class A/B, 4 Ohm Stable, Aux-in, RCA Inputs, Bridgeable

$279.99
$134.99
 in stock
46 new from $134.99
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • Power - 250 Watts Max x 4 @2-Ohms, 125 Watts Max x 4 @4-Ohms, 500 Watts x 2 @4-Ohms Max Bridged
  • Weather Resistant - The MR1000 has been designed to handle some light weather conditions without giving up on you. It is great for use in ATVs and boats
  • Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal
  • Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
  • Variable Gain Control - The gain control is not for adjusting volume. It simply adjusts the amount of signal that is coming from your receiver and going to your amplifier

Marine Bluetooth Amplifier 4 Channel Class D 800W Amp Stereo on Boats UTV ATV Golf Carts and Cars


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Marine Bluetooth Amplifier 4 Channel Class D 800W Amp Stereo on Boats UTV ATV Golf Carts and Cars

$97.30  in stock
2 new from $97.30
Free shipping
Amazon.com
as of August 13, 2022 3:35 pm

Features

  • Waterproof Marine Bluetooth Amplifier (No head unit required) & 3 m Wired Remote with 3-color LED indicator (sources - USB/AUX/Bluetooth). Wired Remote with S-terminal connector, please ensure the cable connection is always tight.
  • Marine Amplifier with Controller, hidden stereo
  • Bluetooth Amplifier with wired remote controller
  • Bluetooth Streaming, Boasts Power 45W x 4CH
  • Elegant Design, Solid Materials, Durable

In this article, we have reviewed the best marine amplifier for our readers. We hope you get the perfect marine amplifier from our above list. If you didn’t find your desired one then check out Rockville Marine/Boat 2600 Watt 6 Channel Amplifier + PA Microphone (RXM-S6) one of the most valuable items in the market.