Top 8 4-Channel Car Amplifier – Car Multichannel Amplifiers

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1. BOSS Audio Systems


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

BOSS Audio Systems #ad - Full range - with a full range amplifier you not only have the option to run your speakers, but also your subwoofers. Low & high level inputs - a low level rca input is measured in voltages. Specs - dimensions: 7. 8” x 9” x 2”, weight: 3.

1 lbs. Both essentially carry signal from your receiver to your amplifier to your speakers. Class ‘b’ amplifiers have no current flowing through its outputs with no audio signal. It simply adjusts the amount of signal that is coming from your receiver and going to your amplifier. A high level +/- wire input is measured in wattages. We strongly encourage professional installation of this product to ensure proper and safe functionality.

Warranty - boss audio systems provides a powerful 6-year Platinum Online Dealer Warranty so long as the purchase is made through Amazon. Com. Power - 100 watts max x 4 @2-ohms, 50 Watts Max x 4 @4-Ohms. Variable gain control - the gain control is not for adjusting volume. Class a/b topology - class ‘a’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal.
BrandBOSS Audio Systems #ad
ManufacturerBOSS AUDIO #ad
Height2 Inches
Length7.8 Inches
Weight3.1 Pounds
Width9 Inches
Part NumberR1004
Warranty6 Year Platinum Online Dealer Warranty valid only on products Sold / Shipped by This offer is not valid on purchases made from third party market place sellers

2. Alpine


50 Watts RMS x 4, Alpine MRV-F300 4-Channel Car Amplifier

Alpine #ad - 50w rms x 4 4Ω, 14. 4v, ≤ 1% thd+n. 75w rms x 4 2Ω, 14. Same power in a 40% Smaller Chassis. Evolution to Class D Digital Platform. 4v, ≤ 1% thd+n.
BrandAlpine #ad
ManufacturerAlpine #ad
Height4.33 Inches
Length12.99 Inches
Weight4.6 Pounds
Width9.06 Inches
Part NumberALPINE-MRV-F300

3. Rockville


Loud!!, Rockville dB45 3200 Watt/800w RMS 4 Channel Amplifier Car Stereo Amp

Rockville #ad - Optical coupler Class “AB” Technology. Fully adjustable 12db bass equalizer. Studio-grade Bipolar Output Stage Transistors. Frequency response: 10Hz - 50KHz. 4 ohm bridged: 400watts x 2 Channel150 @ 100Hz. 2 ohm: 200 watts x 4 channel
BrandRockville #ad
ManufacturerRockville #ad
Height3 Inches
Length3 Inches
Width3 Inches
Part NumberdB45
Warranty1 YEAR

4. DS18


1200 WATTS Red, DS18 S-1200.4/RD Car Audio Amplifier – 4 Channel, Class Ab, Full Range

DS18 #ad - You'll have all the power you need while utilizing state-of-the-art technology that requires less energy. Never again will you need to worry about having the right amp for the job.

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. Full range amp - if you are looking for an amplifier that can handle the full frequency range then look no further! Wire the most powerful midranges, drivers, tweeters, or coaxial to this full range series. Wide range of applications - ranging from 1-4 ohms, this amplifier will allow you to use a variety of speakers for your specific application. Amazing power - capable of 1, 200 watts max with high efficiency in mind gives you the best of both worlds.
BrandDS18 #ad
ManufacturerDS18 #ad

5. Skar Audio


800W Max Power, Skar Audio SKv2-100.4AB Full-Range Class A/B MOSFET 4-Channel Car Speaker Amplifier

Skar Audio #ad - Rms power at 2 ohms: 150 watts x 4 Channels 14. 4v. Heavy duty advanced heatsink design allows for Maximum Cooling & Efficiency | Signal-to-Noise Ratio Sensitivity: 105dB. Featuring 4-way protection circuitry and 4 Gauge Power & Ground Input Terminals for Maximum Current Flow. Peak power at 2 ohms: 210 Watts x 4 Channels 14. 4v. Competition grade class a/b 4-Channel MOSFET Car Power Amplifier. User adjustable variable High and Low Pass Filters with x1 and x10 Switches.
BrandSkar Audio #ad
ManufacturerSkar Audio #ad
Height2.5 Inches
Length17.13 Inches
Weight14.7 Pounds
Width9.16 Inches
Part NumberSKv2-100.4AB
Warranty2 year limited warranty

6. Skar Audio


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

Skar Audio #ad - 500-watt mosfet 4-channel class A/B Power Car Amplifier. User adjustable controls: gain, hpf, bass EQ Switch 0, +6, Variable LPF, +12 dB. Signal to noise Ratio: 105 dB. 4 way protection circuitry | frequency Response: 20 Hz - 20, 000 Hz. Rms power at 4 ohms: 75 Watts x 4 Channel. Rms power at 2 ohms: 125 Watts x 4 Channels.
BrandSkar Audio #ad
ManufacturerSkar Audio #ad
Height3 Inches
Length19.5 Inches
Weight7.4 Pounds
Width7 Inches
Part NumberRP-75.4AB
Warranty2 year limited warranty

7. Alpine


Alpine BBX-F1200 280 Watt 4-Channel Amplifier

Alpine #ad - This new bbx amplifier gives you Alpine power performance at an amazing price. Total max power: 600W. By entering your model number. Terminal Layout: Two-Sided. And they're designed to fit easily in virtually any system. Alpine bbx-f1200 4-Channel Amplifier. Make sure this fits.
BrandAlpine #ad
ManufacturerAlpine #ad
Height20 Inches
Length12 Inches
Weight5 Pounds
Width8 Inches
Part NumberBBX-F1200



Blaupunkt AMP1804BT Car Audio 4-Channel Class D Amplifier 1600W with Bluetooth Full Range Amp.

BLAUPUNKT #ad - Output power: 1600w x 4 rms power 4 ohms 100W x 4 RMS Power 2 Ohms: 150W x 4. This slim amplifier fits perfectly into any trunk so you can easily connect it to your stereo system.

Amplifier class d 4/3/2 channel max. Optimized 150-watt rms output and a max power output of 1600 watts, you can give your music a huge boost in power that will have you and your passengers partying while on the road. 1600w maximum power Full-Range Amplifier With Bluetooth. Frequency response: 10hz - 30hz signal-to- noise ratio: =>90db voltage supply: 11 - 15V DC Gain Adjust: 250mV-6V Dimension: 6. 7" x 3. 8" x 1. 8".
ManufacturerBlaupunkt #ad
Height1.8 Inches
Length6.7 Inches
Width3.8 Inches
Part NumberAMP1804BT