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Soundstream RUB5.800 R/B Factory Refurbished

800W Max, 5-Channel Rubicon Amplifier

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800W Max, 5-Channel Rubicon Amplifier

Rubicon Series 5-Channel Class AB Car Amplifier • 70 watts x 4 Chan. + 200 watts x 1 Chan. @ 4 ohm • 115 watts x 4 Chan. + 340 watts x 1 Chan. @ 2 ohm • Soft Turn On/Off • Tri-Mode Capable

Rubicon Series 5-Channel Class AB Car Amplifier • 70 watts x 4 Chan. + 200 watts x 1 Chan. @ 4 ohm • 115 watts x 4 Chan. + 340 watts x 1 Chan. @ 2 ohm • Soft Turn On/Off • Tri-Mode Capable

Soundstream TRX4.300 R/B

300W RMS, Tarantula Series 4-Channel Amplifier

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300W RMS, Tarantula Series 4-Channel Amplifier

Tarantula Series 4-Channel Car Amplifier • 300W RMS • 75W x 4-Chan @ 2 Ohm • 50W x 4-Chan @ 4 Ohm • IDI (Intelligent Distress Indicator) • Tri-Guard System Protection Circuitry • OEM Floating Ground Input

Tarantula Series 4-Channel Car Amplifier • 300W RMS • 75W x 4-Chan @ 2 Ohm • 50W x 4-Chan @ 4 Ohm • IDI (Intelligent Distress Indicator) • Tri-Guard System Protection Circuitry • OEM Floating Ground Input

Crunch PZX1800.4- OPEN BOX

1800W 4-Channel Powerzone Series Class D Car Amplifier

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1800W 4-Channel Powerzone Series Class D Car Amplifier

• RMS Power: 225W x 4 @ 4 ohm, 450W x 4 @ 2 ohm, 900W x 2 @ 4 ohm Bridged
• Total Peak Power: 1800W
• Rugged MOSFET Pulse Width Modulation Power Supply

• RMS Power: 225W x 4 @ 4 ohm, 450W x 4 @ 2 ohm, 900W x 2 @ 4 ohm Bridged
• Total Peak Power: 1800W
• Rugged MOSFET Pulse Width Modulation Power Supply

EXCLUSIVE

Kicker + Cerwin Vega Ultra-Compact 4-Channel Full-Range 6½" Speaker System

CSS65 CS Series Component Speakers + CS65 CS Series Coaxial Speakers + Cerwin-Vega B4 4-Ch. Class-D Amplifier + TruConnex Amp Wiring Kit

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CSS65 CS Series Component Speakers + CS65 CS Series Coaxial Speakers + Cerwin-Vega B4 4-Ch. Class-D Amplifier + TruConnex Amp Wiring Kit

• 4 ohm: 80 watts x 4 chan.
• 4 ohm Impedance
• Polypropylene Cone
• Ribbed, Polyester Foam Surround
• Balanced Dome Tweeter
• Dual Zone , operate two separate devices to two separate stages (front vs rear)
• Ultra Compact High Density Aluminium Alloy Chassis
• Direct FET Power Mosfet Output Stage
• Dimensions: 4.02"W x 8.7"L x 1.4"H

• 4 ohm: 80 watts x 4 chan.
• 4 ohm Impedance
• Polypropylene Cone
• Ribbed, Polyester Foam Surround
• Balanced Dome Tweeter
• Dual Zone , operate two separate devices to two separate stages (front vs rear)
• Ultra Compact High Density Aluminium Alloy Chassis
• Direct FET Power Mosfet Output Stage
• Dimensions: 4.02"W x 8.7"L x 1.4"H

Cerwin-Vega S800.4 - STROKER 800.4

800W STROKER Series 4-Channel Amplifier (S800.4, Stroker800.4)

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800W STROKER Series 4-Channel Amplifier (S800.4, Stroker800.4)

STROKER 4-Channel Car Amplifier • Class AB • 125 Watts x 4 Chan. @ 4 ohm • 200 Watts x 4 Chan. @ 2 ohm • 800 Watts Total RMS • 0-12 dB Bass Boost • Speaker-Level Inputs • Screw Terminals • Selectable Crossover

STROKER 4-Channel Car Amplifier • Class AB • 125 Watts x 4 Chan. @ 4 ohm • 200 Watts x 4 Chan. @ 2 ohm • 800 Watts Total RMS • 0-12 dB Bass Boost • Speaker-Level Inputs • Screw Terminals • Selectable Crossover

Image Dynamics i4500 Open Box

(Open Box) 460W RMS, 4-Channel Class AB i Series Car Amplifier

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(Open Box) 460W RMS, 4-Channel Class AB i Series Car Amplifier

4-Channel Class AB i Series Car Amplifier • 460W RMS • Pulse Width Modulated MOSFET Power Supply • LED Status Indicator • Fully Adjustable Bass EQ • 3-Way System Protection • Low Level Line Inputs • Aluminum Finned Heatsink

4-Channel Class AB i Series Car Amplifier • 460W RMS • Pulse Width Modulated MOSFET Power Supply • LED Status Indicator • Fully Adjustable Bass EQ • 3-Way System Protection • Low Level Line Inputs • Aluminum Finned Heatsink

JL Audio XD400/4

400W 4-Channel Class D XD Series Full-Range Car Amplifier

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400W 4-Channel Class D XD Series Full-Range Car Amplifier

• 100W x 4-Chan @ 2 Ohm
• NexD Ultra-High Speed Topology
• Preamp RCA Outputs
• Variable High/Low-Pass Filter
• 3-Way System Protection Circuitry
• Remote Bass Input

• 100W x 4-Chan @ 2 Ohm
• NexD Ultra-High Speed Topology
• Preamp RCA Outputs
• Variable High/Low-Pass Filter
• 3-Way System Protection Circuitry
• Remote Bass Input

Crunch PZ1800.4 (Factory Refurbished)

1800W PowerZone Series 4-Channel Class AB Car Amplifier

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1800W PowerZone Series 4-Channel Class AB Car Amplifier

• 1800 Watts Max
• 400 Watts x 4-Chan. @ 2 Ohm
• 4-Way System Protection
• Selectable Highpass/Lowpass Filters
• Speaker-level (high-level) inputs
• Signal to Noise Ration: >90 dB

• 1800 Watts Max
• 400 Watts x 4-Chan. @ 2 Ohm
• 4-Way System Protection
• Selectable Highpass/Lowpass Filters
• Speaker-level (high-level) inputs
• Signal to Noise Ration: >90 dB

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1400W 4 channel Plus Series Amplifier • 175W x 4 (@ 2 Ohm) power output • variable high/lo electronic crossover • variable bass boost • remote turn on/off • preamp outputs • power LED indicator • Soft turn-on circuit • MOSFET power supply • high and low

1400W 4 channel Plus Series Amplifier • 175W x 4 (@ 2 Ohm) power output • variable high/lo electronic crossover • variable bass boost • remote turn on/off • preamp outputs • power LED indicator • Soft turn-on circuit • MOSFET power supply • high and low

Power Acoustik PS4-600 R/B

600W Max, Power Series 4-Channel Amplifier

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600W Max, Power Series 4-Channel Amplifier

Power Acoustik Power Series 4-Channel Amp • 70W x 4-Chan. @ 4 Ohm • 85W x 4-Chan. @ 2 Ohm • PWM MOSFET Power Supply • Variable Bass Boost • Tri-Guard Amp Protection • System Distress Indicator

Power Acoustik Power Series 4-Channel Amp • 70W x 4-Chan. @ 4 Ohm • 85W x 4-Chan. @ 2 Ohm • PWM MOSFET Power Supply • Variable Bass Boost • Tri-Guard Amp Protection • System Distress Indicator

Hifonics BRX320.4 (Factory Refurbished)

320W 4-Channel Brutus Series Class AB Bridgeable Power Amplifier

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320W 4-Channel Brutus Series Class AB Bridgeable Power Amplifier

• Item Condition: Factory Refurbished
• 40W x 4-Chan. @ 4 ohm
• 80W x 4-Chan. @ 2 ohm
• 160W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Ultra-Fi MOSFETS Circuit for Smooth Sound Quality

• Item Condition: Factory Refurbished
• 40W x 4-Chan. @ 4 ohm
• 80W x 4-Chan. @ 2 ohm
• 160W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Ultra-Fi MOSFETS Circuit for Smooth Sound Quality

RetroSound QUAD4 Amplifier

180W RMS Quadraphonic Class-D 4-Channel Amplifier

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180W RMS Quadraphonic Class-D 4-Channel Amplifier

• Quadraphonic Class-D 4-Channel Amplifier
• 45 watts RMS x 4
• Full range Class D digital circuitry
• Ultra-low current draw
• Advanced protection circuitry
• Built-in variable high pass/full range crossover

• Quadraphonic Class-D 4-Channel Amplifier
• 45 watts RMS x 4
• Full range Class D digital circuitry
• Ultra-low current draw
• Advanced protection circuitry
• Built-in variable high pass/full range crossover

MTX Audio XThunder 504X R/B

600W Max, 4-Channel Amplifier X Thunder 504 X

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600W Max, 4-Channel Amplifier X Thunder 504 X

X Thunder Series 4-Channel Class AB Car Amplifier • 50W x 4 chan. @ 4 ohm • 75W x 4 chan. @ 2 ohm • Stereo gain control • Heavy duty aluminum construction with large heat-sinks

X Thunder Series 4-Channel Class AB Car Amplifier • 50W x 4 chan. @ 4 ohm • 75W x 4 chan. @ 2 ohm • Stereo gain control • Heavy duty aluminum construction with large heat-sinks

Crunch PZT1400.4

1400W RMS, 4-Channel PZT Series Amplifier (PZT-1400.4)

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1400W RMS, 4-Channel PZT Series Amplifier (PZT-1400.4)

PowerZone Series 4-Channel Car Amplifier • 175W x 4 chan. @ 4 Ohm • 350W x 4 chan. @ 2 Ohm • 700W x 2 chan. @ 4 Ohm • MOSFET Output Power Circuit Configuration • LED Power and Protection Indicators

PowerZone Series 4-Channel Car Amplifier • 175W x 4 chan. @ 4 Ohm • 350W x 4 chan. @ 2 Ohm • 700W x 2 chan. @ 4 Ohm • MOSFET Output Power Circuit Configuration • LED Power and Protection Indicators

Eclipse EA4100 R/B

Refurbished, 400W Max, 4-Channel Amplifier

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Refurbished, 400W Max, 4-Channel Amplifier

EA Series 4-Channel Class AB Car Amplifier • 75W x 4 chan. @ 4 ohm • 150W x 2 chan. @ 4 ohm • 200W x 2 chan. Max • MOSFET power supply • 4/3/2 channel operation • Preamp RCA outputs

EA Series 4-Channel Class AB Car Amplifier • 75W x 4 chan. @ 4 ohm • 150W x 2 chan. @ 4 ohm • 200W x 2 chan. Max • MOSFET power supply • 4/3/2 channel operation • Preamp RCA outputs

Hifonics HFi100.4 (Factory Refurbished)

800W RMS, 4-Channel HFi Series Amplifier (HFi 100.4)

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800W RMS, 4-Channel HFi Series Amplifier (HFi 100.4)

HFi Series 4-Channel Class A/B Car Amplifier • 200W x 4-Chan. @ 2 Ohm • 100W x 4-Chan. @ 4 Ohm • Tri-Mode Speaker Operation • 4-Way System Protection Circuitry • Preamp RCA Outputs • Blue Illuminated Hifonics Badge

HFi Series 4-Channel Class A/B Car Amplifier • 200W x 4-Chan. @ 2 Ohm • 100W x 4-Chan. @ 4 Ohm • Tri-Mode Speaker Operation • 4-Way System Protection Circuitry • Preamp RCA Outputs • Blue Illuminated Hifonics Badge

Absolute 4VI4000

4000W Max Vicious Series 4-Channel Digital Amplifier

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4000W Max Vicious Series 4-Channel Digital Amplifier

Vicious Series 4-Channel Class A/B Car Amplifier • 4000W Max • 160W x 4 Chan @ 2 Ohm • Bass Level Control • Speaker-Level (High-Level) Inputs • Preamp RCA Outputs

Vicious Series 4-Channel Class A/B Car Amplifier • 4000W Max • 160W x 4 Chan @ 2 Ohm • Bass Level Control • Speaker-Level (High-Level) Inputs • Preamp RCA Outputs

Pioneer GM-6300F R/B

480W Max, 4-Channel Amplifier

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480W Max, 4-Channel Amplifier

Bridgeable 4-Channel Amplifier • 60 watts RMS x 4 channel @ 4 ohm • 75 watts RMS x 4 channel @ 2 ohm • S/N Ratio: 95 dB • Speaker Level Inputs • Gain Control • Beat Frequency Control

Bridgeable 4-Channel Amplifier • 60 watts RMS x 4 channel @ 4 ohm • 75 watts RMS x 4 channel @ 2 ohm • S/N Ratio: 95 dB • Speaker Level Inputs • Gain Control • Beat Frequency Control

PX1200.4 Massive Audio Open Box

600W RMS Primo Series 1 ohm Stable 4-Channel Class-D Amplifier w/ Remote Level Control

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600W RMS Primo Series 1 ohm Stable 4-Channel Class-D Amplifier w/ Remote Level Control

• 100 Watts RMS x 4 @ 4 ohm
• 150 Watts RMS x 4 @ 2 ohm
• Built-In Noise Reduction Circuitry
• Total Peak Power: 600 Watts
• CEA-2006 Compliant/Preamp Outputs/LPF
• 0 to 12dB Bass Boost
• X-Over Mode
• 1.9"x 5.9" x 8.34"

• 100 Watts RMS x 4 @ 4 ohm
• 150 Watts RMS x 4 @ 2 ohm
• Built-In Noise Reduction Circuitry
• Total Peak Power: 600 Watts
• CEA-2006 Compliant/Preamp Outputs/LPF
• 0 to 12dB Bass Boost
• X-Over Mode
• 1.9"x 5.9" x 8.34"

Kicker 08ZX350.4 Factory Refurbished

(Factory Refurbished) 350W RMS, 4-Channel ZX Series Amplifier (ZX350.4, 08ZX3504, ZX3504)

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(Factory Refurbished) 350W RMS, 4-Channel ZX Series Amplifier (ZX350.4, 08ZX3504, ZX3504)

ZX Series 4-Channel Class AB Car Amplifier • 60W x 4 chan. @ 4 ohm • 90W x 4 chan. @ 2 ohm • 175W x 2 chan. @ 4 ohm • 350W x 2 chan. Max • Balanced differential inputs make KICKER ZX Amplifiers compatible with any factory radios

ZX Series 4-Channel Class AB Car Amplifier • 60W x 4 chan. @ 4 ohm • 90W x 4 chan. @ 2 ohm • 175W x 2 chan. @ 4 ohm • 350W x 2 chan. Max • Balanced differential inputs make KICKER ZX Amplifiers compatible with any factory radios

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    FAQ Frequently asked questions in Discontinued 4-Channel Amplifiers


    4 Channel Amplifiers Frequently Asked Questions (FAQ)
    A 4-channel amplifier is a type of car audio amplifier that features four separate channels, each capable of powering a speaker or a pair of speakers. By distributing power across four channels, you can connect your front and rear speakers to the amplifier, significantly enhancing the overall sound quality and clarity in your car audio system. With a 4-channel amplifier, you can achieve a balanced soundstage, where the music seems to come from different directions, providing an immersive listening experience. Additionally, these amplifiers often come with adjustable crossovers and gain controls, allowing you to fine-tune the audio output for each set of speakers, optimizing the sound reproduction according to your preferences.
    Yes, many 4-channel amplifiers are bridgeable, allowing you to combine two channels to power a single speaker or subwoofer with higher output power. This bridging capability is useful if you have a pair of high-powered front speakers or a powerful subwoofer that requires more power than a single channel can provide. However, it's essential to check the amplifier's specifications and instructions to confirm its bridgeability and the recommended bridging configurations. Not all 4-channel amplifiers support bridging, and improper bridging can damage the amplifier or connected speakers. If you are unsure about bridging your 4-channel amplifier, consult the amplifier's manual or reach out to Sonic Electronix customer support for expert assistance.
    To select the right 4-channel amplifier for your speakers, consider their power handling capabilities and impedance. First, identify the RMS power rating of your front and rear speakers. The amplifier's RMS power output per channel should match or slightly exceed the RMS power rating of your speakers to ensure optimal performance without distortion. Next, check the impedance (measured in ohms) of your speakers, as well as the amplifier's minimum and maximum impedance ratings. Match the speaker impedance with the appropriate amplifier channels to prevent compatibility issues. For example, if your speakers have an impedance of 4 ohms, make sure the amplifier channels for those speakers can handle a 4-ohm load. Paying attention to these specifications ensures a seamless integration of your speakers with the 4-channel amplifier.
    Yes, a 4-channel amplifier can be used to power additional speakers, such as tweeters or coaxial speakers, in your car audio system. Beyond the front and rear speakers, a 4-channel amplifier has the flexibility to accommodate additional speaker types, provided that the total load impedance and power requirements of the amplifier's channels are within its specifications. For example, if your 4-channel amplifier has two unused channels, you can use them to power additional speakers for improved sound coverage and audio performance. Be cautious not to overload the amplifier, and ensure that the speakers' impedance and power handling align with the available channels to avoid damaging the amplifier or speakers. If you have questions about expanding your audio system with a 4-channel amplifier, seek expert advice from Sonic Electronix.
    A proper and safe installation of a 4-channel amplifier is essential for optimal performance and to prevent any electrical or mechanical issues. To ensure a successful installation, start by reading the amplifier's user manual thoroughly, as it contains specific instructions and guidelines for installation. Follow all safety precautions and use the appropriate wiring and connectors rated for the amplifier's power output. Securely mount the amplifier in a well-ventilated area, away from heat sources, and avoid placing it on carpeted surfaces. Route and secure all cables carefully to avoid interference and potential hazards. Double-check all connections to ensure they are tight and secure. If you are not confident in installing the amplifier yourself, consider seeking professional installation services to ensure a safe and expertly done installation that optimizes the performance of your 4-channel amplifier and car audio system.
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