Entertainment - Amplifiers
Marine amplifiers are designed to deliver clean, powerful audio that brings your onboard entertainment system to life, whether you're cruising, fishing, wakeboarding, or relaxing at the dock. Engineered for demanding freshwater and saltwater environments, today's marine amplifiers feature weather-resistant construction, corrosion-resistant components, and efficient Class D technology built to withstand moisture, vibration, heat, and harsh marine conditions. From 2-channel, 4-channel, 5-channel, and 6-channel amplifiers to monoblock amplifiers for subwoofers, these high-performance units provide the power needed to drive marine speakers and subwoofers with exceptional clarity, dynamic range, and deep bass. Many models include built-in crossovers, thermal and overload protection, and compatibility with modern marine stereos for seamless system integration.
Featuring premium products from trusted brands such as Fusion®, JL Audio®, DS18, Boss Audio®, Wet Sounds®, and Aquatic AV®, our Entertainment – Amplifiers collection delivers the performance, durability, and sound quality serious boaters expect. Browse our selection today and let our knowledgeable team help you choose the ideal amplifier for your marine audio system.
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Sort by:
- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
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Vendor:DS18 Audio
DS18 Flush/Surface Mount 1-Channel Monoblock Class D Amplifier w/Acrylic Cover - 1x900W RMS @ 1 Ohm [FX1]
- $466.69
$922.17- $466.69
- Unit price
- / per
Flush/Surface Mount 1-Channel Monoblock Class D Amplifier with Acrylic Cover - 1x900W RMS @ 1 OhmDS18’s FX1 packs a punch with high-quality sound output while maintaining a small footprint, making it perfect for those who value both power and space efficiency!What sets DS18’s FX1...- $466.69
$922.17- $466.69
- Unit price
- / per
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Vendor:DS18
DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]
- $150.90
$251.45- $150.90
- Unit price
- / per
MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-OhmIn the rugged world of motorsports, where water, dust, and vibrations relentlessly test audio gear, the MP.4A stands strong. Encased in a striking brushed red aluminum body, it's not only stylish...- $150.90
$251.45- $150.90
- Unit price
- / per
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Vendor:JENSEN
JENSEN CPM50 Bluetooth Package - Amplifier 5" Speakers [CPM50]
- $190.02
$241.72- $190.02
- Unit price
- / per
CPM50 Bluetooth Package - Amplifier & 5" SpeakersCombine the JENSEN JAHD240BT 2-Channel Bluetooth amplifier with a pair of JENSEN MS5006 5" speakers and you have a full, robust stereo system to play any music from your personal music library. Waterproof and compact, this combination...- $190.02
$241.72- $190.02
- Unit price
- / per
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Vendor:Boss Audio
Boss Audio Elite 740W 5 Channel Class D Amplifier [MPD740.5]
- $472.28
$677.69- $472.28
- Unit price
- / per
Elite 740W 5 Channel Class D AmplifierBoss Audio Systems MPD740.5 Elite Series 5 Channel Class D Car Amplifier – 740 High Output, 2 Ohm Stereo Stable, Low-Level Inputs, High/Low Pass Crossover, MOSFET, Full Range, Bridgeable, Hook Up To Subwoofer For Bass.Features: 5/4/3/2 Channel Full-Range,...- $472.28
$677.69- $472.28
- Unit price
- / per
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Vendor:Boss Audio
Boss Audio Elite 500W Mono-Block Class D Amplifier [MPD500.1]
- $245.92
$342.33- $245.92
- Unit price
- / per
Elite 500W Mono-Block Class D AmplifierBoss Audio Systems MPD500.1 Elite Series Monoblock Class D Car Amplifier - 500 High Output, 1 Ohm, Low-Level Inputs, Low Pass Crossover, MOSFET, Full Range, Hook Up To Subwoofer For Bass.Features: Monoblock Full-Range, Class D PWM MOSFET Power Supply...- $245.92
$342.33- $245.92
- Unit price
- / per
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Vendor:Boss Audio
Boss Audio Elite 380W 4 Channel Class D Amplifier [MPD380.4]
- $353.51
$510.01- $353.51
- Unit price
- / per
Elite 380W 4 Channel Class D AmplifierBoss Audio Systems MPD380.4 4 Channel Marine Amplifier - Class D, 380 High Output, IP66 Rated, 2 Ohm Stable, Low-Level Inputs, High/Low Pass Crossover.Features: 4/3/2 Channel Full-Range, Class D PWM MOSFET Power Supply RCA Level Inputs HP &...- $353.51
$510.01- $353.51
- Unit price
- / per


![DS18 Flush/Surface Mount 1-Channel Monoblock Class D Amplifier w/Acrylic Cover - 1x900W RMS @ 1 Ohm [FX1]](http://www.dbmarinesupplies.com/cdn/shop/files/103697XL_533x.jpg?v=1786133456)
![DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]](http://www.dbmarinesupplies.com/cdn/shop/files/104341XL_533x.jpg?v=1786133456)
![Boss Audio Elite 740W 5 Channel Class D Amplifier [MPD740.5]](http://www.dbmarinesupplies.com/cdn/shop/files/105908XL_533x.jpg?v=1727291696)
![Boss Audio Elite 500W Mono-Block Class D Amplifier [MPD500.1]](http://www.dbmarinesupplies.com/cdn/shop/files/105910XL_533x.jpg?v=1727291724)
![Boss Audio Elite 380W 4 Channel Class D Amplifier [MPD380.4]](http://www.dbmarinesupplies.com/cdn/shop/files/105909XL_533x.jpg?v=1727291711)