Best Marine Amp 4 Channel 2024 - Top 10 Picks

This is the ultimate buyer's guide to finding the right marine amp 4 channel to suit your needs. We review the 10 best marine amp 4 channel on the market so you know that your next decision will be a smart one!

When you're trying to select the good marine amp 4 channel, there are a lot of factors to consider. This page has everything you need to know in one place.

This guide will help you avoid the pitfalls that come with researching marine amp 4 channel.

You don't have to try out every marine amp 4 channel to find one that meets your needs. After extensive research and hours of in-person tests, we've found the best marine amp 4 channel to be Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier. There are a lot of sub-par products out there, but this product is one of the highest quality you'll find. Next best option is Skar Audio RP-150.4ABM 1,000 Watt Full-Range Class A/B 4-Channel Marine Amplifier.

Choosing the marine amp 4 channel can be a daunting task, especially if you're doing it for the first time. Here's what we recommend based on our extensive research. We've compiled a list of the highest rated marine amp 4 channel. The following products are some of the best you can get right now.

List of Top 10 Marine Amp 4 Channel

Review of Best Marine Amp 4 Channel

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

  • 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

2. Skar Audio RP-150.4ABM 1,000 Watt Full-Range Class A/B 4-Channel Marine Amplifier

  • 1000-Watt MOSFET 4-Channel Class A/B Power Marine Amplifier
  • RMS Power at 2 Ohms: 250 Watts x 4 Channels
  • RMS Power at 4 Ohms: 150 Watts x 4 Channel
  • Fully Marinized with Waterproof Coating on Circuit Board & Rust Proof Painting on Mechanical Case
  • User Adjustable Controls: Gain, Variable LPF, HPF, Bass EQ Switch

3. Pyle Hydra Marine Amplifier - Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier - Waterproof, 12 volt, Dual MOSFET Power Supply, GAIN Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)

  • 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

4. Rockville Micro Marine/ATV Amplifier 1600w Max 4 Channel 4x100/CEA Rated (RXM-S20)

  • Rockville RXM-S20 Proton Series 1600w Peak/400w Dyno-Certified RMS 4 Channel Micro Marine/ATV Amplifier with PA Microphone Included!.
  • 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. 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). 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. Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc). 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.

5. Rockville RXM-F3 1600 Watt Marine/Boat 4 Channel Amplifier Amp+PA Microphone

  • Rockville RXM-F3 1600w/260w Dyno-Certified RMS 4-Channel Marine Amplifier
  • Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD).....65 Watts RMS x 4 Channel @4 Ohms and 1% THD+N.....85 Watts x 4 @ 2 Ohms < 1% THD.....2 x 200 Watts bridged @ 4 Ohms < 1% THD. Peak:.....1600 Watts (2 x 800 @ 2 Ohms or 1 x 1600 @ 4 Ohms). High-Speed MOSFET Power Supply. Studio-Grade Bipolar Output Stage Transistors. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry
  • CH3 & CH4 Low Pass 50Hz - 3KHz. CH3 & CH4 High Pass 15Hz - 1KHz. CH1 & CH2 High Pass 50Hz - 300Hz, 500Hz - 3Khz (x10). Crossover Band-Pass Control. Fully Adjustable 12dB Bass Equalizer. 2 Ohm Stable Stereo.4 Ohm Mono Bridgeable. 3 Channel Mixed-Mono Capable. Full IC-Controlled Protection Circuitry. Mute and Delay Soft Start System. High Level Input with Smart Auto Turn-On
  • Full IC-Controlled Protection Circuitry. 2 CH / 4 CH Input Mode Switch. RCA Preamp Line Output. ELNA Brand Audiophile Capacitors. 8 Volt Preamp Circuitry. Status Mode LED Indicator. Minimum THD at Rated Power: <0.05%. Frequency Response: 10Hz - 40KHz Sensitivity: 100dB @ 1w / 1m
  • Damping Factor: > 200 @ 100Hz. Three 20 Amp Maxi Fuses. Dimensions: ( W x H x L ) 8.6" x 2" x 13.7"

6. 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 - PLMRA402

  • 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.

7. PyleUsa 4-Channel Weather-Resistant Audio Amplifier System - Class D Compact Designed Suit for Car, ATV, UTV, 4X4, Jeep, Motorcycle and Marine, and Any Other Weather Resistant Application

  • STREAM FROM EXTERNAL DEVICES: With speaker wire connectivity, you may connect and stream from external devices while controlling your sound with this 4 channel audio amp system. Perfect for custom installations and applications
  • EXCELLENT SOUND CONTROL: 4 channel amplifier system design and an easy audio configuration unlocks home theater stereo system capability directly on your computer desktop - get access to digital sound control with a class D compact design
  • WEATHERPROOF RESISTANT AMPLIFIER: Designed with a weatherproof resistant class D compact amplifier perfect for Car, ATV, UTV, 4X4, Jeep, Motorcycle and Marine, and any other Weather Resistant Application
  • WHAT YOU GET: By purchasing this amplifier you will get a Bag of Mounting Hardware, (2) Speaker Output Wire, (2) Low-Level Input Wire, (2) Hi-Level Input Wire, Power Connector, and a Remote In Wire color Blue
  • MADE TO LAST: With a dimension of 7.95’’ x 4.33'' x 1.87'' -inches and an approximate weight of 3.42 lbs. this weather resistant audio amplifier will prove its longevity. Includes a power of DC 12V

8. Rockville DBM45 4-Channel 2000w Peak/500w Dyno-Certified RMS Marine/Boat Amplifier

  • Rockville DBM45 4-Channel 2000w Peak/500w Dyno-Certified RMS Marine/Boat Amplifier
  • Rockville DBM45 4-Channel 2000w Peak/500w Dyno-Certified RMS Marine/Boat 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).
  • 2 Ohm: 125 Watts x 4 Channel. 4 Ohm: 85 Watts x 4 Channel. 4 Ohm Bridged: 250 Watts x 2 Channel. Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc). 2 Ohm: 500 Watts x 4 Channel. 4 Ohm: 340 Watts x 4 Channel.
  • 4 Ohm Bridged: 1000 Watts x 2 Channel. Painted Conformal Coating PCB Board (Uses 2577 Waterproof Glue). Waterproof silicone covers for end panels. Rustproof Aluminum heat sink with white painted finish. Stainless steel end panels are rustproof.
  • All screws and mounting hardware are stainless steel and rustproof. Bottom panel is aluminum and rustproof. All channels on the amp have crossovers so they can each be used for subs or full range speakers or tweeters or midrange speakers. All channels on the amplifier are bridgeable. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry

9. 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)

  • 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

10. NVX VAD10004 1000W RMS Full Range Class D 4-Channel Car/Marine/Powersports Amplifier

  • 📢 PEAK POWER: 2000 Watts
  • 📢 RMS POWER: 【4 ohms: 150W x 4 chan.】【2 ohms: 250W x 4 chan.】【4 ohms bridged: 500W x 2 chan.】
  • 📢 MARINE CERTIFIED: This 4-Channel VAD Amp includes a conformally coated, marine grade circuit board. This allows this amplifier to be installed in nearly any application.
  • 📢 FEATURES: LED indicator lighting | 3-way protection circuitry | Heavy duty aluminum alloy heat-sink | Platinum-plated RCA level inputs | Platinum-plated screw terminals | Preamp RCA outputs to daisy chain multiple amps | Selectable crossover modes

Last update on 2024-04-18 / Affiliate links / Images from Amazon Product Advertising API

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