This is our complete guide to the best marine amp 4 channel. In Fact, In picking this marine amp 4 channel, we have considered a lot of factors to find the best out of them. Let us help you make your decision with this marine amp 4 channel that we have personally reviewed for you.
We have spent around 48 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),BLACK is our top pick for you. This is one of the top products currently possible in the market. However, if you don’t want to spend extra then we have another great option for you is Kenwood 1177524 Compact Automotive/Marine Amplifier Class D Kac-M1824BT, 180W RMS, 400W PMPO, 4 Channel. Below is a review of some of the best marine amp 4 channel, together with their extra features and functions. Listed below are some marine amp 4 channel for your budget.
Best marine amp 4 channel

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Infinity REF-704A 1000 W Peak (400W RMS) Reference Series 4-Channel Amplifier
Infinity REF-704A 1000 W Peak (400W RMS) Reference Series 4-Channel Amplifier
Features
- Max Power1000W Peak
- Power Output, 2 100W RMS x 4, / Power Output, 4 70W RMS x 4
- Power Output, 4 Bridged 200W RMS x 2
- Signal-to-Noise Ratio 85dB
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)
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)
1 used from $78.39
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
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),BLACK
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),BLACK
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
Kenwood 1177524 Compact Automotive/Marine Amplifier Class D Kac-M1824BT, 180W RMS, 400W PMPO, 4 Channel
Kenwood 1177524 Compact Automotive/Marine Amplifier Class D Kac-M1824BT, 180W RMS, 400W PMPO, 4 Channel
Features
- New Kenwood 4 channel Bluetooth marine atv motorcycle amplifier (kacm1824bt)
- 45 watts x 4 at 4 ohms
- Peak power: 400 watts
Blaupunkt 1500W 4-Channel, Full-Range Amplifier
Blaupunkt 1500W 4-Channel, Full-Range Amplifier
Features
- 1500W Maximum Power Full-Range Amplifier
- Optimized 150-watt RMS output and a max power output of 1500 watts, you can give your music a huge boost in power that will have you and your passengers partying while on the road
- This slim amplifier fits perfectly into any trunk so you can easily connect it to your stereo system
Marine Bluetooth Amplifier 4 Channel Class D 800W Amp Stereo on Boats UTV ATV Golf Carts and Cars
Marine Bluetooth Amplifier 4 Channel Class D 800W Amp Stereo on Boats UTV ATV Golf Carts and Cars
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 60W x 4CH
- Elegant Design, Solid Materials, Durable
BOSS Audio Systems MC900B 4 Channel Weatherproof Amplifier – Bluetooth, 500 Watts, Bluetooth Multi-Function Remote, Full Range, Class A/B, 4-8 Ohm Stable, Aux-in, RCA Outputs, USB Charging
BOSS Audio Systems MC900B 4 Channel Weatherproof Amplifier – Bluetooth, 500 Watts, Bluetooth Multi-Function Remote, Full Range, Class A/B, 4-8 Ohm Stable, Aux-in, RCA Outputs, USB Charging
1 used from $182.96
Features
- Power - 125 Watts Max x 4 @4 Ohms, 94 Watts RMS x 4 @4 Ohms
- Specs - Dimensions - 1.75” x 6.6” x 1.75”, Weighs 2.9 lbs.
- Bluetooth - You do not need a head unit. Just power up the MC900B and hook up some speakers to it. The included Bluetooth remote control lets you stream your music via your Bluetooth device and use apps like Spotify and Pandora
- Auxiliary in - The Bluetooth remote is compatible with the audio output from smartphones as well as MP3 players. Just plug in and start playing
- USB Charging - You can charge your USB devices using the USB charging port
Pyle 2.1 Bluetooth Marine Amplifier Receiver – Waterproof 4 Channel Wireless Bridgeable Audio Amp for Stereo Speaker with 400 Watt Power Dual MOSFET Supply, GAIN Level and LED Indicator – PLMRA410BT, BLACK
Pyle 2.1 Bluetooth Marine Amplifier Receiver - Waterproof 4 Channel Wireless Bridgeable Audio Amp for Stereo Speaker with 400 Watt Power Dual MOSFET Supply, GAIN Level and LED Indicator - PLMRA410BT, BLACK
$54.56 in stock
1 used from $46.00
Features
- 4 CHANNEL BRIDGEABLE AMPLIFIER: Pyle’s PLMRA410BT is engineered as a 4 Channel bridgeable marine amplifier that powers up your speaker and is universally compatible. It has a bridge mode selection switch and high or low electronic crossover network
- 2.1 BLUETOOTH CONNECTIVITY: Built with 2.1 Bluetooth connectivity that has a wireless range of 25+ feet. Compatible with all Bluetooth devices like iPhone, Android, iPad and tablets. It even has a smart auto connect that remembers device pairing info
- WATERPROOF & WEATHERPROOF: The audio amplifier is waterproof with its marine grade rating of IP 01. It’s constructed with silver plated stereo speaker output terminal connectors to combat weather corrosion with long term us
- 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 receiver is powerful with its 400 WATT MAX and dual MOSFET power supply. Comes with dual adjustable input GAIN level controls between 4 to 8 Ohm speaker impedance
Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier
Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier
$119.95 out of stock
2 used from $99.95
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
Rockville RXM-F4 Marine 4 Channel Amplifier 2400w Peak/600w RMS+PA Microphone
Rockville RXM-F4 Marine 4 Channel Amplifier 2400w Peak/600w RMS+PA Microphone
Features
- Rockville RXM-F4 Marine 4 Channel Amplifier 2400w Peak/600w Dyno-Certified RMS +PA Microphone
- Features: Rockville RXM-F4 Marine 4 Channel Amplifier 2400w Peak/600w Dyno-Certified RMS +PA Microphone. 2400 Watt Peak/1200w RMS. PA Microphone Included.
- 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 100 Watts) at 4 ohms and 1% THD+N.
- 600 Watts (4 x 150 Watts) at 2 ohms < 1% THD. 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).
- 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 - 1KHzCrossover Bandpass Control. Mute and Delay Soft Start System. 8 Volt Preamp Circuitry. ELNA Brand Audiophile Quality Capacitors.. Status Mode LED Indicator. Frequency Response: 10Hz - 40KHz. Microphone Sensitivity: 100dB @ 1w / 1m
The above were some of the best marine amp 4 channel for you in your budget, so you can’t go wrong with your purchase. If you didn’t find your desired one then check out 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),BLACK is also the recommended item in the store.