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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. 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.
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    Your price for this item is $299.99

  2. KICKER - CX 360W Class AB Bridgeable Multichannel Amplifier with Variable Crossovers - Black

    SKU: JXHZRTJZP4

    Great amplifier. Hooked it up to 4 channels to my 4 door speakers, (no subwoofer) to pioneer avh 110bt head unit, and 4 300 Watt 6×8 speakers. ...I bought this 4 channel amp for my car it’s perfect!!!...Kicker...

    Product Description

    A black, bridgeable four-channel amplifier with variable crossovers and high-efficiency heat sinks for clear sound.
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    Your price for this item is $229.99

  3. KICKER - KEY 200W Multichannel Amplifier with High-Pass Crossover - Black

    SKU: JXHZRTJ4JV

    200 watt multi channel amplifier...I thought I’d be able to adjust the bass a little more. Apparently, this 4 channel amplifier does it for you…

    Product Description

    A powerful black four-channel amplifier delivering 200W with high-pass crossover and advanced acoustic correction technology.
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    Your price for this item is $239.99
    Save $60
    The previous price was $299.99

  4. 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 amplifier...Kenwood max amplifier is good for extra sound and bass

    Product Description

    A compact gray Class-D amplifier delivering 400W power with bridgeable channels and moisture-resistant protection.
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    Your price for this item is $190.99
    Save $9
    The previous price was $199.99

  5. 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 $299.95
    Save $0
    The previous price was $299.99

  6. Alpine - 300W Class D Multichannel Amplifier - Black

    SKU: J3XV89X9LG

    Product Description

    A weather-resistant, black Class D amplifier with four channels and waterproof connectors for outdoor audio setups.
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    Your price for this item is $499.95

  7. Jensen - JAFOUR 4 Channel MOSFET Amplifier 125 Watts - Black/Gray

    SKU: J3P63W736S

    Product Description

    A sleek black/gray Class-D amplifier delivering 4-channel clean power with versatile crossovers and bass boost.
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    Your price for this item is $247.49
    Save $82
    The previous price was $329.99

  8. Blaupunkt - BPA404Mi 1000 Watt 4-Channel Amplifier

    SKU: J3R8ZPKXWZ

    Product Description

    A powerful 4-channel Class D amplifier delivering up to 1000 watts with high and low pass filters.
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    Your price for this item is $119.00

  9. SounDigital - 2400.4 EVOX2 4 OHM 2400 Watt RMS 4 Channel Amplifier - Black

    SKU: BJKC4XVQ5K

    Product Description

    A black Class D amplifier delivering 2400W RMS power across four channels for premium car audio.
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    Your price for this item is $899.99

  10. SounDigital - 400.4 EVOPS 4 OHM 400 Watt RMS 4 Channel Amplifier - Black

    SKU: BJKC4XVZXG

    Product Description

    A black Class D amplifier delivering 400 watts RMS across four channels for powerful car audio performance.
    See all Multi-Channel Amps
    Your price for this item is $229.99
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