Best 4 Channel Amp For Door Speakers in 2023 (Top 15 & Buying Guide)

Sometimes it might be quite difficult to find the best 4 channel amp for door speakers. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this 4 channel amp for door speakers buying guide.

We Recommend:

#	Preview	Product
1		BOSS Audio Systems R1004 4 Channel Car Amplifier – Riot Series, 400 Watts, Full Range, Class A/B,...	Check Price
2		Skar Audio RP-75.4AB 500 Watt Full-Range Class A/B 4 Channel Car Amplifier	Check Price
3		Kenwood KAC-M1814 4-Channel Compact Bridgeable Marine/Motorsports 400W Max Power Digital Amplifier	Check Price
4		BOSS Audio Systems PT1000 2 Channel Car Amplifier - 1000 Watts, Full Range, Class A/B, 2-8 Ohm...	Check Price
5		Hifonics HIFINICS Zeus 600WATTS 4CHANNEL @4OHM.AB	Check Price
6		4 Channel Bluetooth Amplifier, 50W x 4 Audio Power Amp, Hi-Fi Home Stereo Speaker Receiver [Douk...	Check Price
7		Blaupunkt 1500W 4-Channel, Full-Range Amplifier	Check Price
8		Crunch PX1000.4 Power Amplifier (Class Ab, 4 Channels, 1,000 Watts), 3.70in. x 12.60in. x 10.80in.	Check Price
9		Skar Audio SK-M4004D Compact Full-Range Class D 4 Channel Car Amplifier, 400W	Check Price
10		Sound Storm EV4.400 Evolution 400 Watt, 4 Channel, 2 to 8 Ohm Stable Class A/B, Full Range Car...	Check Price
11		Taramps DS 800x4 4 Channels 800 Watts Rms Car Audio Amplifier 1 Ohm	Check Price
12		DS18 CANDY-X4B Amplifier in Black - Class D, 4 Channels, 1600 Watts Max, Digital, 2/4 Ohm - Don't...	Check Price
13		Planet Audio AC800.4 4 Channel Car Amplifier - 800 Watts, Full Range, Class A/B, 2-4 Ohm Stable,...	Check Price
14		PAC LP7-2 L.O.C. PRO Series 2-Channel Line Output Converter with Remote Turn On 4in. x 8in. x 1in.	Check Price
15		Stetsom IR 400.4 2 Ohms Compact Digital 4 Channels Amplifier, IRON LINE, 400 Watts RMS 400x4, 2Ω...	Check Price

Best 4 Channel Amp For Door Speakers Reviews:

SaleBestseller No. 1

BOSS Audio Systems R1004 4 Channel Car Amplifier – Riot Series, 400 Watts, Full Range, Class A/B, 2 Ohm Stable, IC (Integrated Circuit) Great for Car Speakers and Car Stereos

• Power - 100 Watts Max X 4 @2-Ohms, 50 Watts Max X 4 @4-Ohms
• 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

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Bestseller No. 2

Skar Audio RP-75.4AB 500 Watt Full-Range Class A/B 4 Channel Car Amplifier

• 500-Watt MOSFET 4-Channel Class A/B Power Car Amplifier
• RMS Power at 2 Ohms: 125 Watts x 4 Channels
• RMS Power at 4 Ohms: 75 Watts x 4 Channel
• User Adjustable Controls: Gain, Variable LPF, HPF, Bass EQ Switch (0, +6, +12 dB)
• 4 Way Protection Circuitry | Frequency Response: 20 Hz - 20,000 Hz

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Bestseller No. 3

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

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Bestseller No. 4

BOSS Audio Systems PT1000 2 Channel Car Amplifier - 1000 Watts, Full Range, Class A/B, 2-8 Ohm Stable, Mosfet Power Supply, Bridgeable

• Power - 500 Watts Max x 2 @2-Ohms, 250 Watts Max x 2 @4-Ohms, 1000 Watts Max x 1 Bridged @4 Ohms
• Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
• 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
• Mosfet Power Supply - A MOSFET is an electrical switch that allows the flow of electrical current. It controls the output voltage and current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry
• 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

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Bestseller No. 5

Hifonics HIFINICS Zeus 600WATTS 4CHANNEL @4OHM.AB

• country of origin : China
• package weight :7.95lbs
• package weight :7.95lbs
• Product type :SPEAKERS

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Bestseller No. 6

4 Channel Bluetooth Amplifier, 50W x 4 Audio Power Amp, Hi-Fi Home Stereo Speaker Receiver [Douk Audio M4]

• One group of stereo RCA (CH3 and CH4) can be used as audio input or output by switching the selector, to acheive different demands
• Supporting wired 2 groups of stereo RCA and wireless Bluetooth 5.0 input, compatible with most common audio device such as phones, computers, TVs, MP3, TV, CD players etc. With U-disk input, it can be used as a digital music player, supporting MP3, WAV, APE, FLAC and WMA lossless formats.
• With 4 groups of speaker sockets output, they can output at the same time and each channel with independent volume control. Its max output power can reach 50W×4, and equipped with high-quality 24V/4.5A power supply, enough to drive most home speakers.
• Reasonable circuit layout, concise wiring and high-quality components to ensure HiFi clear sound and long time stable work. Separate design of small and large signal circuit for better circuit protection. Bluetooth 5.0 version with high-gain antenna, ensure more stable and faster transmission.
• Propersize with exquisite appearance, aluminum alloy case is CNC machined and with anodizing process, more fashionable and durable, very suitable for home, office and desktop audio system use.

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Bestseller No. 7

Blaupunkt 1500W 4-Channel, Full-Range Amplifier

• 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

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Bestseller No. 8

Crunch PX1000.4 Power Amplifier (Class Ab, 4 Channels, 1,000 Watts), 3.70in. x 12.60in. x 10.80in.

• Bridgeable
• Variable input voltage
• QTD (Quick Thermal Dispersion) technology heat sink
• Low-noise preamp

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Bestseller No. 9

Skar Audio SK-M4004D Compact Full-Range Class D 4 Channel Car Amplifier, 400W

• Ultra Compact MOSFET Full-Range 4-Channel Class D Car Amplifier
• RMS Power @ 2 Ohms: 140 Watts x 4 Channels (14.4v)
• RMS Power @ 4 Ohms: 100 Watts x 4 Channels (14.4v)
• Crossover Controls: HPF / Full-Range / LPF | Frequency Response: 10Hz - 40kHz
• Hi-Level Input Connections: Yes | 8 Gauge Power and Ground Input Terminals

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SaleBestseller No. 10

Sound Storm EV4.400 Evolution 400 Watt, 4 Channel, 2 to 8 Ohm Stable Class A/B, Full Range Car Amplifier

• 100 W MAX Power @ 2 Ohm x 4 Channels
• 50 W MAX Power @ 4 Ohm x 4 Channels
• Full-Range, Class A / B Topology
• Low and High Level Inputs, Variable Input Gain Control

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SaleBestseller No. 11

Taramps DS 800x4 4 Channels 800 Watts Rms Car Audio Amplifier 1 Ohm

• DS 800X4 1 Ohm: For STEREO connections, the minimum impedance is 1 ohm at each channel and for BRIGDE connections is 2 ohms
• Positive / negative power supply cable: 7 AWG
• Protection fuse or circuit breaker: 60A
• Frequency Response (Full Range): 10Hz - 22KHz (-3dB)
• HPF (High Pass Filter): 90Hz (-12dB/8ª) Fixed

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Bestseller No. 12

DS18 CANDY-X4B Amplifier in Black - Class D, 4 Channels, 1600 Watts Max, Digital, 2/4 Ohm - Don't Sacrifice Space for Power - Compact Mini Ampflier for Speakers in Car Audio System

• HUGE POWER IN A SMALL PACKAGE - 1,600 Watts gives you all the power you need tucked away and out of sight, keeping your vehicle looking clean and neat.
• WIDE RANGE OF APPLICATIONS - Ranging from 2-8 ohms, this amplifier will allow you to use a variety of speakers for your specific application. Never again will you need to worry about having the right amp for the job.
• EXTREMELY POWER EFFICIENT AMPLIFIER - Push an amazing amount of power to your system while only drawing minimal power from your vechicle's battery.
• COMPACT MINI DESIGN - When we say compact we mean it. This powerhouse is only 9'" x 5" x 2". With those dimensions, you can put this just about anywhere!
• NEVER STOP INNOVATING ATTITUDE - DS18 stands out from other brands with our progressive designs and unwavering commitment to delivering the most technologically up-to-date products on the market.

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SaleBestseller No. 13

Planet Audio AC800.4 4 Channel Car Amplifier - 800 Watts, Full Range, Class A/B, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable

• Power - 200 Watts Max x 4 @2-Ohms, 100 Watts Max x 4 @4-Ohms, 400 Watts Max x 2 Bridged @4 Ohms
• 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. Efficiency is the name of the game
• 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
• Variable Bass Boost - With Variable Bass Boost you have the control of exactly how much BASS you want to pump out to your subwoofer(s)

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SaleBestseller No. 14

PAC LP7-2 L.O.C. PRO Series 2-Channel Line Output Converter with Remote Turn On 4in. x 8in. x 1in.

• PRO Series 2-Channel High Power Line Output Converter
• Designed to optimize audio levels between radio and amplifier to achieve the best audio quality
• Ideal for use when adding an amplifier to an OEM system
• Configurable for speaker level or RCA level input/output
• Single dial, precision matched stereo, level gain adjustment

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SaleBestseller No. 15

Stetsom IR 400.4 2 Ohms Compact Digital 4 Channels Amplifier, IRON LINE, 400 Watts RMS 400x4, 2Ω Stable, Multichannel Digital Car Audio Amp TS, Full-Range Sound Quality, Crossover

• Excellent for voice as well as bass
• 2 ohms
• 400 watts
• 4 channels
• Bass boost

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Last update on 2023-02-06 / Affiliate links / Images from Amazon Product Advertising API

How to find the best 4 channel amp for door speakers?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best 4 channel amp for door speakers for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good 4 channel amp for door speakers recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

• What features does the 4 channel amp for door speakers need to have to be perfect for my needs?
• What is my budget?
• Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for 4 channel amp for door speakers to find what you’re looking for:

Brand

In some cases, the brand of 4 channel amp for door speakers is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given 4 channel amp for door speakers are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about 4 channel amp for door speakers are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare 4 channel amp for door speakers quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best 4 channel amp for door speakers can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.