20 Best Jl Marine Amp M400/4 [2024]

Are you looking for the best Jl Marine Amp M400/4? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Jl Marine Amp M400/4.

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# Preview Product
1 M400/4 - JL Audio 4-Channel 400 Watt Marine Amplifier M400/4 - JL Audio 4-Channel 400 Watt Marine Amplifier
2 M600/6 - JL Audio 6-Channel Class D Marine Amplifier M600/6 - JL Audio 6-Channel Class D Marine Amplifier
3 JL Audio M800/8v2 800W RMS 8-channel Marine Amplifier JL Audio M800/8v2 800W RMS 8-channel Marine Amplifier
4 Skar Audio SK65M 6.5' 2-Way Marine Full Range 320 Watt Coaxial Speakers, Pair (White) Skar Audio SK65M 6.5" 2-Way Marine Full Range 320 Watt Coaxial Speakers, Pair (White)
5 Skar Audio RP-75.4ABM 500 Watt Full-Range Class A/B 4-Channel Marine Amplifier Skar Audio RP-75.4ABM 500 Watt Full-Range Class A/B 4-Channel Marine Amplifier
6 BOSS Audio Systems MC900B Amplifier for ATV UTV Car Marine - 500 High Output, 4 Channel, 2/4 Ohm,... BOSS Audio Systems MC900B Amplifier for ATV UTV Car Marine - 500 High Output, 4 Channel, 2/4 Ohm,...
7 JL AUDIO MBT-RX Waterproof Bluetooth Receiver, Make Any Car Amp Bluetooth JL AUDIO MBT-RX Waterproof Bluetooth Receiver, Make Any Car Amp Bluetooth
8 JL Audio M1000/1v2 1000W Monoblock Class D Marine Subwoofer Amplifier JL Audio M1000/1v2 1000W Monoblock Class D Marine Subwoofer Amplifier
9 DS18 BT-Two Bluetooth Receiver - IP65 Waterproof Rated, BT 4.0, Remote Trigger Output, Stero Male... DS18 BT-Two Bluetooth Receiver - IP65 Waterproof Rated, BT 4.0, Remote Trigger Output, Stero Male...
10 Kuject 120PCS Solder Seal Wire Connectors, Self-Solder Heat Shrink Butt Connector Solder Sleeve... Kuject 120PCS Solder Seal Wire Connectors, Self-Solder Heat Shrink Butt Connector Solder Sleeve...
11 Pyle Hydra Marine Amplifier - Upgraded Elite Series 1000 Watt 4 Channel Bridgeable Amp Tri-Mode... Pyle Hydra Marine Amplifier - Upgraded Elite Series 1000 Watt 4 Channel Bridgeable Amp Tri-Mode...
12 Audiopipe Marine Wireless Audio Receiver Adapter converts any amplifier or RCAs to stream wirelessly Audiopipe Marine Wireless Audio Receiver Adapter converts any amplifier or RCAs to stream wirelessly
13 Jl audio mx500/1 Amplifier Compact Marine/Powersports 500watt Subwoofer amp 1-Channel Jl audio mx500/1 Amplifier Compact Marine/Powersports 500watt Subwoofer amp 1-Channel
14 Kicker 46CXA8001 Car Audio Class D Amp Mono 1600W Peak Sub Amplifier CXA800.1 Kicker 46CXA8001 Car Audio Class D Amp Mono 1600W Peak Sub Amplifier CXA800.1
15 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
16 Bluetooth Marine Receiver Adapter Waterproof by HomeSpot Stereo Head Units for Marine Yacht, Boats... Bluetooth Marine Receiver Adapter Waterproof by HomeSpot Stereo Head Units for Marine Yacht,...
17 BOSS Audio Systems ASK904B.64 Marine Weatherproof Amplifier and Speaker Package - Full Range 500... BOSS Audio Systems ASK904B.64 Marine Weatherproof Amplifier and Speaker Package - Full Range 500...
18 TICONN 200PCS Heat Shrink Butt Connectors Kit, Insulated Waterproof Electrical Marine Automotive... TICONN 200PCS Heat Shrink Butt Connectors Kit, Insulated Waterproof Electrical Marine Automotive...
SaleBestseller No. 1
M400/4 - JL Audio 4-Channel 400 Watt Marine Amplifier
  • M400/4 - JL Audio 4-Channel 400 Watt Marine Amplifier
  • NexD technology features unsurpassed efficiency
  • Pulse Width Modulated MOSFET power supply
  • Remote bass level input (JL Audio HD-RLC remote level control sold separately)
  • Dimensions: 8-1/2"L x 7-1/8"W x 2-1/16"H
Bestseller No. 2
M600/6 - JL Audio 6-Channel Class D Marine Amplifier
  • Unregulated MOSFET switching type power supply
  • NexD Ultra-High Speed Class D topology
  • LED power (green) and protect (red/yellow) indicators
  • State-of-the-art microelectronic components
  • Dimensions: 8-1/2"L x 7-1/16"W x 2-1/16"H
Bestseller No. 3
JL Audio M800/8v2 800W RMS 8-channel Marine Amplifier
  • JL AUDIO
  • M800/8V2 8-CHANNEL COMPONENT SPEAKERS
  • SUBWOOFERS BOAT MARINE AMPLIFIER
  • CAR AUDIO MARINE AUDIO WATERPROOF
  • NEW
Bestseller No. 4
Skar Audio SK65M 6.5" 2-Way Marine Full Range 320 Watt Coaxial Speakers, Pair (White)
  • 6. 5" 2-Way Coaxial Full Range Marine Grade Speakers, Pair
  • Peak Power: 320 Watts (Pair) | RMS Power: 160 Watts (Pair)
  • Premium Microfiber Composite Mineral Filled Mid-Woofer Cone with Butyl Surround
  • 1" Marine Grade Silk Dome Tweeter Mounted on Top of Mid-Range for Balanced Sound
  • Impedance: 4 Ohms | 1. 2" SV Voice Coil
Bestseller No. 5
Skar Audio RP-75.4ABM 500 Watt Full-Range Class A/B 4-Channel Marine Amplifier
  • 500-Watt MOSFET 4-Channel Class A/B Power Marine Amplifier
  • RMS Power at 2 Ohms: 125 Watts x 4 Channels
  • RMS Power at 4 Ohms: 75 Watts x 4 Channel
  • Fully Marini zed with Waterproof Coating on Circuit Board & Rust Proof Painting on Mechanical Case
  • User Adjustable Controls: Gain, Variable LPF, HPF, Bass EQ Switch (0, +6, +12 dB)
SaleBestseller No. 6
BOSS Audio Systems MC900B Amplifier for ATV UTV Car Marine - 500 High Output, 4 Channel, 2/4 Ohm,...
  • Power - 500 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...
  • 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
SaleBestseller No. 7
JL AUDIO MBT-RX Waterproof Bluetooth Receiver, Make Any Car Amp Bluetooth
  • Thanks to the JL Audio MBT-RX Bluetooth Audio Receiver, taking your playlist with you has never been easier or sounded better.
  • Bluetooth Profile A2DP (High-Quality, Stereo Audio)
  • Bluetooth Core Specification Version 4.0 with Qualcomm aptX audio
  • thanks to the jl audio mbt-rx bluetooth audio receiver, taking your playlist with you has never been easier or sounded better.
  • bluetooth profile a2dp (high-quality, stereo audio)
Bestseller No. 8
JL Audio M1000/1v2 1000W Monoblock Class D Marine Subwoofer Amplifier
  • RMS Power Rating @ 14.4 V: 4 ohms: 600 watts x 1 chan. / 3 ohms: 800 watts x 1 chan. / 2 ohms: 1000 watts x 1 chan.
  • Unregulated MOSFET switching type
  • NexD ultra-high-speed switching design
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Dimensions: 7.09"W x 14.73"L x 2.05"H
Bestseller No. 9
DS18 BT-Two Bluetooth Receiver - IP65 Waterproof Rated, BT 4.0, Remote Trigger Output, Stero Male...
  • ENDLESS CONNECTION POSSIBILITIES - Whether you're taking the boat out on the water or looking to get some mud on the tires, you'll be able to connect...
  • BLUETOOTH 4.0 - Some of the benefits you'll experience include fast device pairing, low latency communication and low power consumption.
  • IP65 MARINE GRADE COMPLIANT - You're protected against dust that may harm your equipment and against water spray from all directions.
  • LOW CURRENT DRAW - At only 20mA of power, you don't have to worry about special power solutions in your vehicle. The BT-TWO is the perfect addition.
  • NEVER STOP INNOVATING ATTITUDE - DS18 stands out from other brands with our progressive designs and unwavering commitment to delivering the most...
SaleBestseller No. 10
Kuject 120PCS Solder Seal Wire Connectors, Self-Solder Heat Shrink Butt Connector Solder Sleeve...
  • Time Saver - solderless, crimpless, all you need is just a heat gun to finish the joint, much faster and easier than the old way.
  • Fit for Confined and Narrow Spaces - can be bent after connection and no need to crimp or solder in the confined area, just control the temperature...
  • Better Waterproof and Seal Performance - there is two hot melt waterproof adhesive rings in each butt connector, which help it hold up better to...
  • High Temperature Proof in A Short Time: use exclusive material in the butt connectors to avoid shrink tubing melting before solder ring.
  • IATF16949:2016 Listed: The Kuject solder seal connectors meet the newest standard of International Automotive Task Force, which is the most...
Bestseller No. 11
Pyle Hydra Marine Amplifier - Upgraded Elite Series 1000 Watt 4 Channel Bridgeable Amp Tri-Mode...
  • 4 CHANNEL BRIDGEABLE AMPLIFIER: Pyle’s PLMRA420 is engineered as a 4 Channel bridgeable marine amplifier that powers up your speaker and is...
  • 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,...
  • SHORT PROTECTION: Built with a heavy duty Aluminum Alloy heatsink, thermal overload speaker short protection and LED light indicator. These are to...
  • POWERFUL 1000 WATT: This amplifier is powerful with its 1000 WATT maximum and dual MOFSET power supply. Comes with dual adjustable input GAIN level...
  • 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...
Bestseller No. 12
Bestseller No. 13
Jl audio mx500/1 Amplifier Compact Marine/Powersports 500watt Subwoofer amp 1-Channel
  • Marine Grade
  • 500 Watt
  • MonoBlock 1-Channel Subwoofer AMP
  • Compact
SaleBestseller No. 14
Kicker 46CXA8001 Car Audio Class D Amp Mono 1600W Peak Sub Amplifier CXA800.1
  • CX-Series Amplifiers are the perfect combination of big power, bigger flexibility and true reliability!
  • A variable 12dB crossover, KickEQ 6dB variable bass boost and a 24dB subsonic filter on mono amps gives you the control you want - to craft the sound...
  • Mono KICKER CX Amplifiers are now stable down to one Ohm, giving you the freedom to put even more subs in your system!
  • CX-Series amps include vertical and horizontal mounting hardware, so you can show off your install style!
  • These powerful amps work with as little as nine volts of power from your battery, and as much as 40 volts (400 watts) of speaker-level input signal.
SaleBestseller No. 15
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
Bestseller No. 16
Bluetooth Marine Receiver Adapter Waterproof by HomeSpot Stereo Head Units for Marine Yacht, Boats...
  • Water Resistant design with IP65 standard for Construction and Engineered for marine environment
  • 10 Meter (33 Feet) Operating Range stream your favorite audio tracks seamlessly
  • Stream audio from your smartphone to connect with marine amplifier or spa audio system
  • Bluetooth Profile: A2DP, Bluetooth Version: V4.0 Class 2
  • Package contents: 1 x Bluetooth Dongle, 1 x 3M Adhesive tape, 2 x Screws, 1 x Instruction Manual
SaleBestseller No. 17
BOSS Audio Systems ASK904B.64 Marine Weatherproof Amplifier and Speaker Package - Full Range 500...
  • Power - 500 Watts Max x 4 @4-Ohms, 94 Watts RMS x 4 @4-Ohms. USB charging port available. 4-8 Ohm Stable with RCA Outputs
  • Bluetooth - You do not need a head unit. Just power up the MC900B amplifier and hook up some speakers to it. The included Bluetooth remote control...
  • Weather Resistant - The MC900B has been designed to handle some light weather conditions without giving up on you
  • Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class...
  • Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
SaleBestseller No. 18
TICONN 200PCS Heat Shrink Butt Connectors Kit, Insulated Waterproof Electrical Marine Automotive...
  • ✔️【PREMIUM QUALITY】Thick copper barrel ensures strong secure crimping every time, providing minimal voltage drop, high current flow, and less...
  • ✔️【DURABILITY】Each terminal features a thick tinned copper barrel that resists corrosion to hold the wire tight when crimped. The barrel is...
  • ✔️【WATERPROOF】Insulation tubing has unique dual-walled design. High quality 3:1 shrinkage tubing has a heat-activated sealant lining to...
  • ✔️【WIDE APPLICATIONS】Compliant with all electrical standards, Perfect for marine and automobile applications, whether you are working on your...
  • ✔️【TICONN BRAND QUALITY COMMITMENT】We stand behind the quality of our products. If for any reason you are not satisfied with your purchase,...

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After hours of searching and using all the models on the market, we have found the best Jl Marine Amp M400/4 for 2023. See our ranking below!

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John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Jl Marine Amp M400/4 that you consider buying. Your questions might include the following:

  • Is it worth buying an Jl Marine Amp M400/4?
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  • Where can you find information like this about Jl Marine Amp M400/4?

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Potential sources can include buying guides for Jl Marine Amp M400/4, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Jl Marine Amp M400/4. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an Jl Marine Amp M400/4 buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Jl Marine Amp M400/4 currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Jl Marine Amp M400/4 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Jl Marine Amp M400/4?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Jl Marine Amp M400/4.
  5. Customer Ratings: Number ratings grade Jl Marine Amp M400/4 objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Jl Marine Amp M400/4.
  7. Product Quality: You don’t always get what you pay for with an Jl Marine Amp M400/4, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Jl Marine Amp M400/4 is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining Jl Marine Amp M400/4 information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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FAQ:

Q: How many watts is a 4 channel marine amplifier?

A: Learn more 4-Channel Class D Marine Full-Range Amplifier, 100 W x 4 @ 2 Ω / 75 W x 4 @ 4 Ω – 14.4V This tiny amplifier packs a serious full-range punch, delivering a staggering 100 watts to each of its four channels into 2 Ω (14.4V, 1% THD).

Q: How many decibels does the m400/4 have?

A: The M400/4 includes a 12 dB / octave filter for each channel bank, which can be configured as a low-pass or high-pass filter and offers continuously variable cutoff frequency selection from 50-500 Hz.

Q: How many watts is a Class D Marine amplifier?

A: 4-Channel Class D Marine Full-Range Amplifier, 100 W x 4 @ 2 Ω / 75 W x 4 @ 4 Ω – 14.4V This tiny amplifier packs a serious full-range punch, delivering a staggering 100 watts to each of its four channels into 2 Ω (14.4V, 1% THD).

Q: What is advanced rollback protection on JL Audio amplifiers?

A: Should a JL Audio amplifier equipped with Advanced Rollback Protection reach an unsafe operating temperature, a special circuit rolls back peak power output, without changing gain, until the amplifier cools down to a safe operating temperature. The condition is generally indicated by a red “Thermal” or “Status” LED state.