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4 Channel Amplifier

An amplifier is a device that takes an electrical signal and increases its strength by adding energy to the signal. It does this by increasing the amplitude of the signal. Amplifiers can be used for many applications, but most commonly in audio. Browse the top-ranked list of 4-channel amplifiers below along with associated reviews and opinions.

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  1. Kenwood - 400W Class-D Bridgeable Multichannel Compact Marine Motorsports Amplifier with Variable Crossovers - Gray

    SKU: J72276S9XL

    This Kenwood amplifiers are perfect for pushing my 6.5 kicker speakers....Kenwood max amplifier is good for extra sound and bass...Kenwood amplifier

    Product Description

    A compact gray Class-D amplifier delivering 400W power with bridgeable channels and moisture-resistant protection.
    See all Multi-Channel Amps
    Your price for this item is $199.99

  2. Alpine - S-Series Class D Bridgeable Multichannel Amplifier with Variable Crossovers - Black

    SKU: J3XV8SKSGC

    Product Description

    A versatile black Class D amplifier offering bridgeable four-channel power and automatic overheating protection for your car.
    See all Multi-Channel Amps
    Your price for this item is $299.99

  3. Pioneer - 4-Channel Class D Amplifier - Black

    SKU: J3KVTTLVFW

    Pioneer - 4-channel - Amplifier...Pioneer 4 channel amp...Also a great amplifier works very well great sound

    Product Description

    A powerful black Class D amplifier delivering Hi-Res Audio with gold-plated RCA connections and flexible installation.
    See all Multi-Channel Amps
    Your price for this item is $219.99
    Save $50
    The previous price was $269.99

  4. Alpine - 400W Class D Bridgeable Multichannel Amplifier with Built-In Crossover - Black

    SKU: J3XV89X695

    Product Description

    A compact black Class D amplifier delivering 400W power with bridgeable channels and built-in crossover.
    See all Multi-Channel Amps
    Your price for this item is $269.99

  5. AudioControl - Altitude Series 600W 4-Channel Class D Amplifier - Gray

    SKU: J3R8WFFSLX

    Phenomenal amplifier. I am very please with the sound quality and build quality of this product.

    Product Description

    A sleek gray Class D amplifier delivering 600W power with advanced MOSFETs and ParaBASS technology.
    See all Multi-Channel Amps
    Your price for this item is $299.99

  6. Stinger - Micro 4-Channel 700W Marine and Powersports Amplifier - Silver

    SKU: J2VK4TVFC6

    Great little amp, have this one and the 5 channel. A lot of power from a small package and looks nice too!...My Memphis amp shorted out in one channel after less than two years. I bought the Memphis sure...

    Product Description

    A compact silver Class D amplifier with 700W power, weather resistance, and remote subwoofer control.
    See all Multi-Channel Amps
    Your price for this item is $629.99

  7. MB Quart - Reference 280W Class D 4-Channel Amplifier - Black

    SKU: J3G2WP258T

    Product Description

    A black Class D 4-channel amplifier delivering 280W output with low-noise circuitry and an aluminum heat sink.
    See all Multi-Channel Amps
    Your price for this item is $262.99

  8. Crunch - V-DRIVE PRO 1325W 4-Channel Car Audio Amplifier - Black

    SKU: J3G2WPXJQ2

    Product Description

    A black 4-channel car audio amplifier offering 1325W output, advanced heat management, and flexible configuration.
    See all Multi-Channel Amps
    Your price for this item is $125.99

  9. PAC - LocPRO Advanced 2-Channel or 4-Channel Active Line Output Converter with Auto Turn-On - Black

    SKU: J2VK4W7PWC

    Instead of just two channels. But I understand they do that because people use a subwoofer on the back two channels.

    Product Description

    A black active line output converter that enables easy amplifier integration with factory or aftermarket car audio systems.
    See all Amp Accessories & Installation Parts
    Your price for this item is $129.99

  10. Hegel - C55 5-Channel Power Amplifier - Black

    SKU: J78RKZ69Y5

    Product Description

    A black 5-channel power amplifier with rack-mountable design and exceptional sound performance for home audio.
    See all Power Amplifiers
    Your price for this item is $10,000.00
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