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Discontinued 4-Channel Amplifiers

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Crunch DRA1450.4

1400W V-Drive Series 4-Channel Class AB Car Amplifier

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1400W V-Drive Series 4-Channel Class AB Car Amplifier

• 1400 Watts Max
• 350 Watts x 4-Chan. @ 2 Ohm
• 3-Way System Protection
• Selectable Highpass/Lowpass Filters

• 1400 Watts Max
• 350 Watts x 4-Chan. @ 2 Ohm
• 3-Way System Protection
• Selectable Highpass/Lowpass Filters

Boss R1004 Amplifier + (4) MTX Terminator 5.25" Speakers + Amp Kit

400W Boss Riot Series 4-Channel Amplifier + (4) MTX 5.25" Component Speakers + Bak82bl (Blue)

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400W Boss Riot Series 4-Channel Amplifier + (4) MTX 5.25" Component Speakers + Bak82bl (Blue)

• RMS: 38W x 4 @ 4 ohm
• Peak: 100W x 4 @ 2 ohm
• Total Peak Power: 400W
• Frequency response: 12 - 22,000 Hz
• Dimensions: 9"W x 7-3/4"L x 2"H

• RMS: 38W x 4 @ 4 ohm
• Peak: 100W x 4 @ 2 ohm
• Total Peak Power: 400W
• Frequency response: 12 - 22,000 Hz
• Dimensions: 9"W x 7-3/4"L x 2"H

Rockford Fosgate Prime R300X4 + Complete 4 AWG Amp Kit

300W 4-Channel Class AB Prime Series Full Range Amplifier + Amp Kit

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300W 4-Channel Class AB Prime Series Full Range Amplifier + Amp Kit

• 50W x 4-Chan. @ 4 ohm
• 75W x 4-Chan. @ 2 ohm
• 150W x 2 Chan. @ 4 ohm Bridged
• Selectable Bass Boost, Punch EQ
• Variable High-Pass & Low-Pass Crossover
• CEA-2006 Compliant
• Soft Start Turn-On
• Complete 4 Gauge 4-Channel Amplifier Installation Kit

• 50W x 4-Chan. @ 4 ohm
• 75W x 4-Chan. @ 2 ohm
• 150W x 2 Chan. @ 4 ohm Bridged
• Selectable Bass Boost, Punch EQ
• Variable High-Pass & Low-Pass Crossover
• CEA-2006 Compliant
• Soft Start Turn-On
• Complete 4 Gauge 4-Channel Amplifier Installation Kit

Precision Power P900.4 Open Box Complete

900W Phantom Series Class D Full Range 4-Channel Amplifier

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900W Phantom Series Class D Full Range 4-Channel Amplifier

• Open Box Complete
• RMS Power: 145 watts x 4 @ 4 ohm, 225 watts x 4 @ 2 ohm
• 450W RMS x 2 Channel @ 4 ohm Bridged
• Tri-Mode Capable
• 3-Way System Protection
• Variable Low-Pass Crossover
• Variable High-Pass Crossover
• Band-Pass Crossovers
• Input Source Selector

• Open Box Complete
• RMS Power: 145 watts x 4 @ 4 ohm, 225 watts x 4 @ 2 ohm
• 450W RMS x 2 Channel @ 4 ohm Bridged
• Tri-Mode Capable
• 3-Way System Protection
• Variable Low-Pass Crossover
• Variable High-Pass Crossover
• Band-Pass Crossovers
• Input Source Selector

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4 Channel Bridgeable MOSFET Power Amplifier • V-flex double bump suspension • 600 watts Total Power • Bass Remote Control • Gold Plated RCA Jacks

4 Channel Bridgeable MOSFET Power Amplifier • V-flex double bump suspension • 600 watts Total Power • Bass Remote Control • Gold Plated RCA Jacks

Hifonics GLX60.4

240W Class A/B 4-Channel Gladiator Series Amplifier

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240W Class A/B 4-Channel Gladiator Series Amplifier

• 4 ohm: 60 watts x 4-Chan.
• 2 ohm: 120 watts x 4-Chan.
• Bridged, 4 ohm: 240 watts x 2 chan.

• 4 ohm: 60 watts x 4-Chan.
• 2 ohm: 120 watts x 4-Chan.
• Bridged, 4 ohm: 240 watts x 2 chan.

Power Acoustik REP4-1700

840W 4-Channel Class A/B Reaper Series Power Amplifier

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840W 4-Channel Class A/B Reaper Series Power Amplifier

• 160W x 4-Chan. @ 4 ohm
• 210W x 4-Chan. @ 2 ohm
• 420W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• Speaker Level Inputs

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• 160W x 4-Chan. @ 4 ohm
• 210W x 4-Chan. @ 2 ohm
• 420W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• Speaker Level Inputs

Audiopipe APCL-6004

2500W Consumer Line Series 4-Channel Class AB Amplifier

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2500W Consumer Line Series 4-Channel Class AB Amplifier

• RMS Power: 150W x 4 @ 4 ohm, 200W x 4 @ 2 ohm
• Total Peak Power: 2500W
• Adjustable High and Low Pass Crossovers
• High Quality Aluminum Heat Sink
• Dimensions: 7" W x 15.1" L x 2.2" H

• RMS Power: 150W x 4 @ 4 ohm, 200W x 4 @ 2 ohm
• Total Peak Power: 2500W
• Adjustable High and Low Pass Crossovers
• High Quality Aluminum Heat Sink
• Dimensions: 7" W x 15.1" L x 2.2" H

Lanzar VIBE452N

5000W 4-Channel Vibe Series Car Amplifier

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5000W 4-Channel Vibe Series Car Amplifier

• 4 ohm: 1250 watts x 4-Chan.
• 2 ohm: 2000 watts x 4-Chan.
• Max Bridged, 4 ohm: 3000 watts x 2 chan.
• Variable Bass Boost: 0-18 dB

• 4 ohm: 1250 watts x 4-Chan.
• 2 ohm: 2000 watts x 4-Chan.
• Max Bridged, 4 ohm: 3000 watts x 2 chan.
• Variable Bass Boost: 0-18 dB

Crunch GTR1000.4 (Factory Refurbished)

1000W Max 4-Channel GTR Series Class AB Amplifier

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1000W Max 4-Channel GTR Series Class AB Amplifier

• 125 Watts Max x 4 @ 4 ohm
• 250 Watts Max x 4 @ 2 ohm
• 500 Watts Max x 2 @ 4 ohm, Bridged
• Total Peak Power: 1000 Watts
• 4/3/2 channel operation
• Selectable crossover modes: Full / LPF / HPF
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Variable Bass Boost: 0 to +9 dB bass boost at 45 Hz

• 125 Watts Max x 4 @ 4 ohm
• 250 Watts Max x 4 @ 2 ohm
• 500 Watts Max x 2 @ 4 ohm, Bridged
• Total Peak Power: 1000 Watts
• 4/3/2 channel operation
• Selectable crossover modes: Full / LPF / HPF
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Variable Bass Boost: 0 to +9 dB bass boost at 45 Hz

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200W Peak / 100W RMS x 4 Channel Vibe Series Amplifier • Electronic Crossover Network • gold RCA inputs • bass boost circuit • 2 ohm stable • MOSFET Power Supply

200W Peak / 100W RMS x 4 Channel Vibe Series Amplifier • Electronic Crossover Network • gold RCA inputs • bass boost circuit • 2 ohm stable • MOSFET Power Supply

Kenwood eXcelon KAC-X40

800W max. 4-Channel Amplifier

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800W max. 4-Channel Amplifier

4-Channel Amplifier • 70 watts RMS x 4 chan. @ 4 ohm • 100 watts RMS x 4 @ 2 ohm • 2 ohm Load Capability • S/N Ratio: 105 dB • CEA-2006 Compliment • Power MOS-FET Switching Power Supply

4-Channel Amplifier • 70 watts RMS x 4 chan. @ 4 ohm • 100 watts RMS x 4 @ 2 ohm • 2 ohm Load Capability • S/N Ratio: 105 dB • CEA-2006 Compliment • Power MOS-FET Switching Power Supply

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Power Series 2 Channel 320W RMS • variable high-pass/low-pass crossover • orange illumination and green LED power indicator

Power Series 2 Channel 320W RMS • variable high-pass/low-pass crossover • orange illumination and green LED power indicator

Power Acoustik PS4-300

300W Max, Power Series 4-Channel Amplifier

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300W Max, Power Series 4-Channel Amplifier

4 ohm: 40 watts x 4 • 2 ohm: 50 watts x 4 • PWM MOSFET power supply • High or low level inputs with floating ground • Tri-Mode capable • S/N ratio: 97 dB • Frequency Response: 10 Hz - 30,000 Hz

4 ohm: 40 watts x 4 • 2 ohm: 50 watts x 4 • PWM MOSFET power supply • High or low level inputs with floating ground • Tri-Mode capable • S/N ratio: 97 dB • Frequency Response: 10 Hz - 30,000 Hz

MB Quart DSC 4125

1000W RMS, Class A/B 4-Channel Discus Series Amplifier (DSC4125)

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1000W RMS, Class A/B 4-Channel Discus Series Amplifier (DSC4125)

Discus Series 4-Channel Class AB Car Amplifier • 125W x 4 Chan. @ 4 Ohm • 250W x 4 Chan. @ 2 Ohm • 500W x 2 Chan. @ 4 Ohm • Preamp RCA Outputs • Switchable 2-Channel/4-Channel Input Modes

Discus Series 4-Channel Class AB Car Amplifier • 125W x 4 Chan. @ 4 Ohm • 250W x 4 Chan. @ 2 Ohm • 500W x 2 Chan. @ 4 Ohm • Preamp RCA Outputs • Switchable 2-Channel/4-Channel Input Modes

NVX JAD800.4 - Open Box, Acceptable Condition (Used)

True 800W RMS, Full Range Class D 4-Channel Amplifier (JAD-800.4)(Open Box Complete Used Functional)

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True 800W RMS, Full Range Class D 4-Channel Amplifier (JAD-800.4)(Open Box Complete Used Functional)

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

Autotek MM1620.4

1600W Max (800W RMS) 4-Channel Class-A/B Amplifier

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1600W Max (800W RMS) 4-Channel Class-A/B Amplifier

• 200 Watts RMS x 4 @ 4 ohm
• 400 Watts RMS x 4 @ 2 ohm
• 800 Watts RMS x 1 @ 4 ohm Mono Bridged
• Low Pass, High Pass and Full Filters
• 0 to 9dB Bass Boost
• Heavy duty aluminum alloy heat-sink
• 4/3/2 channel operation

• 200 Watts RMS x 4 @ 4 ohm
• 400 Watts RMS x 4 @ 2 ohm
• 800 Watts RMS x 1 @ 4 ohm Mono Bridged
• Low Pass, High Pass and Full Filters
• 0 to 9dB Bass Boost
• Heavy duty aluminum alloy heat-sink
• 4/3/2 channel operation

Orion 8004

4-Channel Car Amplifier

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4-Channel Car Amplifier

800W 4 channel Amplifier • 200W x 4 channel power output at 2 Ohm • 100W x 4 channel power output at 4 Ohm • 2-way Highpass/Lowpass Xover • Intelli Bass

800W 4 channel Amplifier • 200W x 4 channel power output at 2 Ohm • 100W x 4 channel power output at 4 Ohm • 2-way Highpass/Lowpass Xover • Intelli Bass

Alpine PDX-4.100

4-Channel Power Density Digital Amplifier (PDX4.100)

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4-Channel Power Density Digital Amplifier (PDX4.100)

4-Channel Power Density Digital Amplifier • 100W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

4-Channel Power Density Digital Amplifier • 100W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Alpine MRP-F250 R/B

4-Channel Amplifier

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4-Channel Amplifier

4-channel car amplifier • 40W RMS x 4 @ 4 ohm • 50W RMS x 4 @ 2 ohm • 100W RMS x 2 bridged output @ 4 ohm • CEA-2006 compliant • Gold-plated screw terminals

4-channel car amplifier • 40W RMS x 4 @ 4 ohm • 50W RMS x 4 @ 2 ohm • 100W RMS x 2 bridged output @ 4 ohm • CEA-2006 compliant • Gold-plated screw terminals

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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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