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Discontinued 4-Channel Amplifiers

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Autotek ATX1200.4

1200W Max 4-Channel Class AB ATX Series Amplifier

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1200W Max 4-Channel Class AB ATX Series Amplifier

ATX Series 4-Channel Class A/B Car Amplifier • 1200 Watts Max • 300 Watts x 4 Chan @ 2 Ohm • Military Grade PCB Design • 0 to +12 dB Bass Boost • Speaker-Level Inputs • Preamp RCA Outputs

ATX Series 4-Channel Class A/B Car Amplifier • 1200 Watts Max • 300 Watts x 4 Chan @ 2 Ohm • Military Grade PCB Design • 0 to +12 dB Bass Boost • Speaker-Level Inputs • Preamp RCA Outputs

Soundstream T4.1500L

1,500W Tarantula Series 4-Channel Class A/B Car Amplifier

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1,500W Tarantula Series 4-Channel Class A/B Car Amplifier

• RMS: 120 watts x 4 channels @ 4 ohm, 180 watts x 4 channels @ 2 ohm, Bridged, 4 ohm: 360W x 2 channels
• Total Peak Power: 1500W
• 4 or 2 Channel Operation
• Fuse Rating: 40A x 2
• Signal to Noise Ration: >104 dB
• Total Harmonic Distortion (THD): <0.05%

• RMS: 120 watts x 4 channels @ 4 ohm, 180 watts x 4 channels @ 2 ohm, Bridged, 4 ohm: 360W x 2 channels
• Total Peak Power: 1500W
• 4 or 2 Channel Operation
• Fuse Rating: 40A x 2
• Signal to Noise Ration: >104 dB
• Total Harmonic Distortion (THD): <0.05%

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640 watt Total Power MOSFET Power Amplifier • Cast Aluminum Heat Sink w/Sandblast Finish • Blue Logo Triangle Power Indicator

640 watt Total Power MOSFET Power Amplifier • Cast Aluminum Heat Sink w/Sandblast Finish • Blue Logo Triangle Power Indicator

SPL FX4-840

840W Max, FX Series 4-Channel Amplifier

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840W Max, FX Series 4-Channel Amplifier

• 840W Max, FX Series 4-Channel Amplifier • 4 ohm: 80 watts x 4 chan • 2 ohm: 95 watts x 4 chan • Bridged, @ 4 ohm: 190 watts x 2 chan • S/N Ratio: 98dB • THD: 0.02%

• 840W Max, FX Series 4-Channel Amplifier • 4 ohm: 80 watts x 4 chan • 2 ohm: 95 watts x 4 chan • Bridged, @ 4 ohm: 190 watts x 2 chan • S/N Ratio: 98dB • THD: 0.02%

Crunch PZi 175.4

1000W Max, PowerZone 4-Channel Amplifier (PZi175.4)

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1000W Max, PowerZone 4-Channel Amplifier (PZi175.4)

PowerZone Series-Channel Class AB Car Amplifier • 175W x 4 chan. @ 4 ohm • 250W x 4 chan. @ 2 ohm • 500W x 2 chan. Max • PZi. MOSFET Pulse Wave Modulated Power Supply For Instant Maxx Current Output • Silver Preamp RCA outputs

PowerZone Series-Channel Class AB Car Amplifier • 175W x 4 chan. @ 4 ohm • 250W x 4 chan. @ 2 ohm • 500W x 2 chan. Max • PZi. MOSFET Pulse Wave Modulated Power Supply For Instant Maxx Current Output • Silver Preamp RCA outputs

Jensen JPA460

720W Max, 4-Channel Amplifier (JPA-460)

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720W Max, 4-Channel Amplifier (JPA-460)

720W 4-Channel Amplifier • 60W x 4 chan. @ 4 Ohm • 90W x 4 chan. @ 2 Ohm • MOSFET power supply • die cast heatsink • narrow Q design • protection circuitry • pass thru RCA outputs • side mounted preamp controls

720W 4-Channel Amplifier • 60W x 4 chan. @ 4 Ohm • 90W x 4 chan. @ 2 Ohm • MOSFET power supply • die cast heatsink • narrow Q design • protection circuitry • pass thru RCA outputs • side mounted preamp controls

Memphis SRX300.4

300W RMS Street Reference Series Class AB 4-Channel Amplifier

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300W RMS Street Reference Series Class AB 4-Channel Amplifier

• 50 watts x 4 channel @ 4 ohm
• 75 watts x 4 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm
• Total RMS Power: 300 watts
• Class A/B 2 ohm Stable 4-Channel Amplifier

• 50 watts x 4 channel @ 4 ohm
• 75 watts x 4 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm
• Total RMS Power: 300 watts
• Class A/B 2 ohm Stable 4-Channel Amplifier

MB Quart DSC 480

640W RMS, Class A/B 4-Channel Discus Series Amplifier (DSC480)

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640W RMS, Class A/B 4-Channel Discus Series Amplifier (DSC480)

Discus Series 4-Channel Class AB Car Amplifier • 80W x 4 Chan. @ 4 Ohm • 160W x 4 Chan. @ 2 Ohm • 320W x 2 Chan. @ 4 Ohm • Preamp RCA Outputs • Switchable 2-Channel/4-Channel Input Modes

Discus Series 4-Channel Class AB Car Amplifier • 80W x 4 Chan. @ 4 Ohm • 160W x 4 Chan. @ 2 Ohm • 320W x 2 Chan. @ 4 Ohm • Preamp RCA Outputs • Switchable 2-Channel/4-Channel Input Modes

MTX Audio RT604

360W 4-Channel Class A/B Road Thunder Series Amplifier

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360W 4-Channel Class A/B Road Thunder Series Amplifier

• 90W x 4-Chan @ 2 Ohm
• 60W x 4-Chan @ 4 Ohm
• Speaker-level (high-level) inputs
• Preamp RCA outputs
• High/Low-Pass Filters

• 90W x 4-Chan @ 2 Ohm
• 60W x 4-Chan @ 4 Ohm
• Speaker-level (high-level) inputs
• Preamp RCA outputs
• High/Low-Pass Filters

JVC KS-AX204

600W Max 4-Channel Class AB AX Series Amplifier

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600W Max 4-Channel Class AB AX Series Amplifier

• RMS Power: 40W x 4 @ 4 ohm, 60W x 4 @ 2 ohm
• Total Peak Power: 600W
• High and Low Pass Filters
• Frequency Response: 5-50,000 Hz

• RMS Power: 40W x 4 @ 4 ohm, 60W x 4 @ 2 ohm
• Total Peak Power: 600W
• High and Low Pass Filters
• Frequency Response: 5-50,000 Hz

Pyramid PB618

1000W Max Class A/B 4-Channel America Series Car Amplifier

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1000W Max Class A/B 4-Channel America Series Car Amplifier

merica Series 4-Channel Class A/B Car Amplifier • 1000W Max x 2 Channels • 2000W Max x 1 Channel Bridged @ 4 ohm • Variable Electronic Crossovers • Variable Bass Boost • High/Low Level Inputs • RCA Preamp Output

merica Series 4-Channel Class A/B Car Amplifier • 1000W Max x 2 Channels • 2000W Max x 1 Channel Bridged @ 4 ohm • Variable Electronic Crossovers • Variable Bass Boost • High/Low Level Inputs • RCA Preamp Output

Almani PA-800.4

800W Max, Class AB 4-Channel Car Amplifier with Power and Protection LED Indicators

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800W Max, Class AB 4-Channel Car Amplifier with Power and Protection LED Indicators

4-Channel Class A/B High Powered Car Amplifier • 800W Max • 250W x 4 Chan @ 2 Ohm • Variable Bass Boost • Soft Start Turn-On/Off Circuitry • Speaker-Level Inputs • Preamp RCA Outputs • 4-Way System Protection Circuitry

4-Channel Class A/B High Powered Car Amplifier • 800W Max • 250W x 4 Chan @ 2 Ohm • Variable Bass Boost • Soft Start Turn-On/Off Circuitry • Speaker-Level Inputs • Preamp RCA Outputs • 4-Way System Protection Circuitry

FLI Audio FL900S-F2

900W Max FLI Loaded Series 4-Channel Power Amplifier

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900W Max FLI Loaded Series 4-Channel Power Amplifier

FLI Loaded Series 4-Channel Power Amplifier • MOSFET Power Supply • Variable Bass Boost • High Speaker Level Inputs • Illuminated Logo • RCA Low Level Inputs • Variable High-Pass Filter

FLI Loaded Series 4-Channel Power Amplifier • MOSFET Power Supply • Variable Bass Boost • High Speaker Level Inputs • Illuminated Logo • RCA Low Level Inputs • Variable High-Pass Filter

Autotek ATA1000.4

1000W Max 4-Channel ATA Series Class-AB Car Amplifier

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1000W Max 4-Channel ATA Series Class-AB Car Amplifier

• Max Power: 125W x 4 @ 4 ohm, 250W x 4 @ 2 ohm
• Total Peak Power: 1000W
• Pulse Width Modulated MOSFET power supply
• LED power (green) and protect (red) indicators
• 4/3/2 channel operation
• Preamp RCA outputs to daisy chain multiple amps

• Max Power: 125W x 4 @ 4 ohm, 250W x 4 @ 2 ohm
• Total Peak Power: 1000W
• Pulse Width Modulated MOSFET power supply
• LED power (green) and protect (red) indicators
• 4/3/2 channel operation
• Preamp RCA outputs to daisy chain multiple amps

Kenwood KAC-2404S

260W 4-Channel Stereo Bridgeable Power Amplifier w/ LPF and HPF

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260W 4-Channel Stereo Bridgeable Power Amplifier w/ LPF and HPF

• 40W x 4-Chan. @ 4 ohm
• 60W x 4-Chan. @ 2 ohm
• Class AB
• High-Level Speaker Input
• Heavy Duty Aluminum Heatsink
• Low-Pass and High-Pass
• CEA-2006 Compliant

• 40W x 4-Chan. @ 4 ohm
• 60W x 4-Chan. @ 2 ohm
• Class AB
• High-Level Speaker Input
• Heavy Duty Aluminum Heatsink
• Low-Pass and High-Pass
• CEA-2006 Compliant

Boss CW350

400W Max, Chaos Wired Series 4-Channel Amplifier

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400W Max, Chaos Wired Series 4-Channel Amplifier

Chaos Wired Series 4-Channel Car Amplifier • 50 Watts x 4 Chan. @ 4 Ohm • 100 Watts x 4 Chan. @ 2 Ohm • 400 Watts Max • High Level Inputs • Heavy Duty Silver Anodized Heatsink • 2-Way System Protection Circuitry

Chaos Wired Series 4-Channel Car Amplifier • 50 Watts x 4 Chan. @ 4 Ohm • 100 Watts x 4 Chan. @ 2 Ohm • 400 Watts Max • High Level Inputs • Heavy Duty Silver Anodized Heatsink • 2-Way System Protection Circuitry

Crunch PD2000.4 (PD 2000.4)

2000W Max Power Drive Series 2-Ohm Stable Bridgeable 4-Channel Amplifier

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2000W Max Power Drive Series 2-Ohm Stable Bridgeable 4-Channel Amplifier

• 250 Watts Max x 4 @ 4 ohm
• 500 Watts Max x 4 @ 2 ohm
• Bridged: 1000 Watts Max x 2 @ 4 ohm
• Total Peak Power: 2000 Watts
• Variable high-pass filter: 60 - 1200 Hz
• Variable low-pass filter: 30 - 250 Hz
• Variable Bass Boost: 0 to +9 dB bass boost at 50 Hz
• Dimensions: 11.4"W x 17.8"L x 3.8"H

• 250 Watts Max x 4 @ 4 ohm
• 500 Watts Max x 4 @ 2 ohm
• Bridged: 1000 Watts Max x 2 @ 4 ohm
• Total Peak Power: 2000 Watts
• Variable high-pass filter: 60 - 1200 Hz
• Variable low-pass filter: 30 - 250 Hz
• Variable Bass Boost: 0 to +9 dB bass boost at 50 Hz
• Dimensions: 11.4"W x 17.8"L x 3.8"H

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55W RMS x 4 channel at 4 ohm • 65W RMS x 4 at 2 ohm • Bass Engine with variable high-pass/low-pass crossovers and subsonic filter • preamp outputs

55W RMS x 4 channel at 4 ohm • 65W RMS x 4 at 2 ohm • Bass Engine with variable high-pass/low-pass crossovers and subsonic filter • preamp outputs

Pyle PLAM1600

1600W 4-Channel Class A/B Academy Series Car Amplifier

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1600W 4-Channel Class A/B Academy Series Car Amplifier

Academy Series 4-Channel Class A/B Car Amplifier • Selectable Bass Boost • Variable High and Low Level Crossovers • Speaker Output Terminal Strip • 3-Way Protection Circuitry • LED Diagnostic Condition Indicator • Preamp RCA Outputs

Academy Series 4-Channel Class A/B Car Amplifier • Selectable Bass Boost • Variable High and Low Level Crossovers • Speaker Output Terminal Strip • 3-Way Protection Circuitry • LED Diagnostic Condition Indicator • Preamp RCA Outputs

JBL CS50.4

162W RMS, CS Series 4-Channel Amplifier

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162W RMS, CS Series 4-Channel Amplifier

CS Series 4-Channel Class AB Car Amplifier • 67W x 4 chan. @ 4 ohm • 82W x 4 chan. @ 2 ohm • 162W x 2 chan. @ 4 ohm • MOSFET power supply • 4/3/2 channel operation • Preamp RCA outputs • DC, short circuit, overheat, and overload protection circuitry

CS Series 4-Channel Class AB Car Amplifier • 67W x 4 chan. @ 4 ohm • 82W x 4 chan. @ 2 ohm • 162W x 2 chan. @ 4 ohm • MOSFET power supply • 4/3/2 channel operation • Preamp RCA outputs • DC, short circuit, overheat, and overload protection circuitry

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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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