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Discontinued 4-Channel Amplifiers

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Lanzar MXA412

4-Channel Amplifier (MXA-412)

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4-Channel Amplifier (MXA-412)

MAX Series 4-Channel Class AB Car Amplifier • 35W x 4 chan. @ 4 ohm • 55W x 4 chan. @ 2 ohm • 500W x 2 chan. Max • MOSFET power supply • Anti-Thump Turn-On • Variable Phase Shift Control

MAX Series 4-Channel Class AB Car Amplifier • 35W x 4 chan. @ 4 ohm • 55W x 4 chan. @ 2 ohm • 500W x 2 chan. Max • MOSFET power supply • Anti-Thump Turn-On • Variable Phase Shift Control

Polk Audio Momo C400.4

975W Max, 4-Channel Amplifier

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975W Max, 4-Channel Amplifier

4-Channel Amplifier • 75 watts RMS x 4 @ 4 ohm • 100 watts RMS x 4 @ 2 ohm • 200 watts RMS x 2 @ 4 ohm (bridged) • Full Electric Crossover • 6-way Smart System Protection • Gain Control • Frequency Response: 15 Hz - 45 kHz

4-Channel Amplifier • 75 watts RMS x 4 @ 4 ohm • 100 watts RMS x 4 @ 2 ohm • 200 watts RMS x 2 @ 4 ohm (bridged) • Full Electric Crossover • 6-way Smart System Protection • Gain Control • Frequency Response: 15 Hz - 45 kHz

Diamond Audio D6 700.4 (D6700.4)

700W Max, D6 Series Four-Channel Amplifier

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700W Max, D6 Series Four-Channel Amplifier

Audio D6 Series 4-Channel Class A/B Car Amplifier • 115W x 4 Chan. @ 4 ohm• 175W x 4 Chan. @ 2 ohm • 700W x 2 Chan. Max • Tuned Bass EQ • Aluminum Alloy Heatsink • Bridgeable • Daisey Chain Capable

Audio D6 Series 4-Channel Class A/B Car Amplifier • 115W x 4 Chan. @ 4 ohm• 175W x 4 Chan. @ 2 ohm • 700W x 2 Chan. Max • Tuned Bass EQ • Aluminum Alloy Heatsink • Bridgeable • Daisey Chain Capable

Sound Storm SSL CR1600.4

1600W Max, 4-Channel Cruiser Series Amplifier

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1600W Max, 4-Channel Cruiser Series Amplifier

Cruiser Series 4-Channel Amplifier • 180 x 4 chan. @ 4 ohm • 400W x 4 chan. Max • Tri-mode operation • LED power and protection indicators • Variable input gain control • Gold-plated RCA level inputs and screw terminals

Cruiser Series 4-Channel Amplifier • 180 x 4 chan. @ 4 ohm • 400W x 4 chan. Max • Tri-mode operation • LED power and protection indicators • Variable input gain control • Gold-plated RCA level inputs and screw terminals

Audiobahn A6004J

800W 4-Channel Intake Series Car Amplifier

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800W 4-Channel Intake Series Car Amplifier

4-Channel Class AB Intake Series Car Amplifier • 100W x 4 Chan @ 4 Ohm • 200W x 4 Chan @ 2 Ohm • Bass Boost On/Off Switch • High Gloss Chrome-Plated Finish • Cobalt Blue Illumination • Air Intake Fan

4-Channel Class AB Intake Series Car Amplifier • 100W x 4 Chan @ 4 Ohm • 200W x 4 Chan @ 2 Ohm • Bass Boost On/Off Switch • High Gloss Chrome-Plated Finish • Cobalt Blue Illumination • Air Intake Fan

Boss PH4.500

2000W 4-Channel MOSFET Power Phantom Series Class AB Car Amplifier with Remote Subwoofer Level Control

6-Year Manufacturer's Extended Warranty When Bought Here!

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2000W 4-Channel MOSFET Power Phantom Series Class AB Car Amplifier with Remote Subwoofer Level Control

• 2000W Max
• MOSFET Power Supply
• Remote Subwoofer Level Control Included
• Bass Boost
• Thermal and Speaker Short Protection
• Black Anodized Heatsink
• Input Gain Control

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6-Year Manufacturer's Extended Warranty When Bought Here!

• 2000W Max
• MOSFET Power Supply
• Remote Subwoofer Level Control Included
• Bass Boost
• Thermal and Speaker Short Protection
• Black Anodized Heatsink
• Input Gain Control

MB Quart Premium PAB 4100

Premium Series 4-Channel Amplifier

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Premium Series 4-Channel Amplifier

4-Channel Amplifier • MOSFET power supply • S/N Ratio: >95 dB • 24 dB subsonic filter

4-Channel Amplifier • MOSFET power supply • S/N Ratio: >95 dB • 24 dB subsonic filter

Massive Audio B1000.4 (B 1000.4)

1000W Max (640W RMS) Blade Series Class-A/B 4-Channel 2 ohm Stable Amplifier

149.95
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1000W Max (640W RMS) Blade Series Class-A/B 4-Channel 2 ohm Stable Amplifier

• 80W RMS x 4 @ 4 ohm
• 160W RMS x 4 @ 2 ohm
• 320W RMS x 2 @ 4 ohm, Bridged
• Total Peak Power: 1000W
• CEA-2006 Compliant
• Built-In Line In Converter and Ground Loop Isolator
• Aluminum Heatsink
• Dimensions: 7.1" W x 12.9" L x 2" H

Promo Savings Icon 149.95

• 80W RMS x 4 @ 4 ohm
• 160W RMS x 4 @ 2 ohm
• 320W RMS x 2 @ 4 ohm, Bridged
• Total Peak Power: 1000W
• CEA-2006 Compliant
• Built-In Line In Converter and Ground Loop Isolator
• Aluminum Heatsink
• Dimensions: 7.1" W x 12.9" L x 2" H

ARC Audio FD4150

Foose Designs FD 4150 4-Channel Amplifier

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Foose Designs FD 4150 4-Channel Amplifier

4-Channel Amplifier • 80 watts x 4 chan. @ 4 ohm • 160 watts x 4 chan. @ 2 ohm • Microprocessor Controlled • Thermal, DC, offset, reverse voltage, over voltage, short circuit protection • 0 - 18 dB Variable Bass Boost Remote Control

4-Channel Amplifier • 80 watts x 4 chan. @ 4 ohm • 160 watts x 4 chan. @ 2 ohm • Microprocessor Controlled • Thermal, DC, offset, reverse voltage, over voltage, short circuit protection • 0 - 18 dB Variable Bass Boost Remote Control

Cerwin-Vega H4900.4

900W HED Series 4-Channel Class AB Car Amplifier

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900W HED Series 4-Channel Class AB Car Amplifier

• RMS Power: 65W x 4 @ 4 ohm , 90W x 4 @ 2 ohm
• Total Peak Power: 900W
• Variable Low-Pass Filter
• Pulse Width Modulated MOSFET Power Supply
• Heavy-Grade Aluminum Alloy Extruded Heatsink

• RMS Power: 65W x 4 @ 4 ohm , 90W x 4 @ 2 ohm
• Total Peak Power: 900W
• Variable Low-Pass Filter
• Pulse Width Modulated MOSFET Power Supply
• Heavy-Grade Aluminum Alloy Extruded Heatsink

Boss CXX2404

1200W Class AB 4-Channel Chaos EXXtreme Series Amplifier

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1200W Class AB 4-Channel Chaos EXXtreme Series Amplifier

• 300W x 4-Chan. @ 4 ohm
• 600W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• 2 Ohm Stable Stereo Operation with Power Output Increase

• 300W x 4-Chan. @ 4 ohm
• 600W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• 2 Ohm Stable Stereo Operation with Power Output Increase

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4-Channel Amplifier

600 Watt 4 Channel Amplifier • 150W RMS x 2 Chan. @ 2 Ohm • HPF(15Hz-1.5kHz)/LPF(50Hz-5kHz) • RCA Outputs • 4 Gauge Power Connectors • 10 Gauge Speaker Connectors

600 Watt 4 Channel Amplifier • 150W RMS x 2 Chan. @ 2 Ohm • HPF(15Hz-1.5kHz)/LPF(50Hz-5kHz) • RCA Outputs • 4 Gauge Power Connectors • 10 Gauge Speaker Connectors

Lanzar AQA430SL (Silver)

1600W Max 4 Channel Mini MOSFET Marine Amplifier

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1600W Max 4 Channel Mini MOSFET Marine Amplifier

• 4 ohm: 300 watts x 4 chan.
• 2 ohm: 450 watts x 4 chan.
• Max Bridged, 4 ohm: 1200 watts x 2 chan.
• Pulse Width Modulated MOSFET power supply

• 4 ohm: 300 watts x 4 chan.
• 2 ohm: 450 watts x 4 chan.
• Max Bridged, 4 ohm: 1200 watts x 2 chan.
• Pulse Width Modulated MOSFET power supply

Power Acoustik PS4-800

800W Max, Power Series 4-Channel Amplifier

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800W Max, Power Series 4-Channel Amplifier

Power Acoustik Power Series Amplifier • 85W x 4-Chan. @ 4 Ohm • 105W x 4-Chan. @ 2 Ohm • PWM MOSFET Power Supply • Variable Bass Boost • Tri-Guard Amp Protection • Gold Plated RCA • System Distress Indicator

Power Acoustik Power Series Amplifier • 85W x 4-Chan. @ 4 Ohm • 105W x 4-Chan. @ 2 Ohm • PWM MOSFET Power Supply • Variable Bass Boost • Tri-Guard Amp Protection • Gold Plated RCA • System Distress Indicator

Crunch PZX4000.4

4000W 4-Channel Powerzone Series Class D Car Amplifier

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4000W 4-Channel Powerzone Series Class D Car Amplifier

• RMS Power: 500W x 4 @ 4 ohm, 1000W x 4 @ 2 ohm, 2000W x 2 @ 4 ohm Mono Bridged
• Total Peak Power: 4000W
• Rugged MOSFET Pulse Width Modulation Power Supply

• RMS Power: 500W x 4 @ 4 ohm, 1000W x 4 @ 2 ohm, 2000W x 2 @ 4 ohm Mono Bridged
• Total Peak Power: 4000W
• Rugged MOSFET Pulse Width Modulation Power Supply

Infinity BassLink 4SC

4-Channel, Multi-Channel Amplifier Expansion Module for Basslink II

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4-Channel, Multi-Channel Amplifier Expansion Module for Basslink II

35W x 4 (at 4 ohm), 50W x 4 (at 2 ohm) power amplifier that slots loads directly into the BassLink II. Coupled with the BassLink II, the 4sc will deliver real power to your front speakers and rear speakers

35W x 4 (at 4 ohm), 50W x 4 (at 2 ohm) power amplifier that slots loads directly into the BassLink II. Coupled with the BassLink II, the 4sc will deliver real power to your front speakers and rear speakers

Alphasonik PMA640HCA

4-Channel High Current Amplifier

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4-Channel High Current Amplifier

4-Channel High Current Power Amplifier • 160W RMS x 4 @ 4 • 960W RMS x 2 @ 1 • Hour Meter • Remote Voltmeter • Bass Remote • ANL Fuse Holder and Fuse • Acrylic Cover

4-Channel High Current Power Amplifier • 160W RMS x 4 @ 4 • 960W RMS x 2 @ 1 • Hour Meter • Remote Voltmeter • Bass Remote • ANL Fuse Holder and Fuse • Acrylic Cover

Blaupunkt THA555 PnP (THA555PnP)

510W RMS, THA Plug-n-Play Series 5-Channel Class D Amplifier (THA 555 PnP, THA 555PnP)

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510W RMS, THA Plug-n-Play Series 5-Channel Class D Amplifier (THA 555 PnP, THA 555PnP)

THA Plug-n-Play Series 5-Channel Class D Car Amplifier • 55W x 4 chan. + 200W x 1 chan. @ 4 ohm • 65W x 4 chan. + 250W x 1 chan. @ 2 ohm • 110W x 4 chan. + 400W x 1 chan. Max • 5/4/3 channel operation • Speaker-level inputs • Preamp RCA outputs

THA Plug-n-Play Series 5-Channel Class D Car Amplifier • 55W x 4 chan. + 200W x 1 chan. @ 4 ohm • 65W x 4 chan. + 250W x 1 chan. @ 2 ohm • 110W x 4 chan. + 400W x 1 chan. Max • 5/4/3 channel operation • Speaker-level inputs • Preamp RCA outputs

Alpine MRV-F300 Open Box Missing (Acceptable, Used)

300W 4-Channel Class D V-Power Series Compact Car Amplifier Open Box Missing (Acceptable, Used)

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300W 4-Channel Class D V-Power Series Compact Car Amplifier Open Box Missing (Acceptable, Used)

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

Power Acoustik GT4-1200

1200W 4-Channel Gothic Series Class AB Car Amplifier

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1200W 4-Channel Gothic Series Class AB Car Amplifier

• 4 ohm: 100 watts x 4-Chan.
• 2 ohm: 125 watts x 4-Chan.
• Bridged, 4 ohm: 250 watts x 2 chan.
• Max power output: 1200 watts

• 4 ohm: 100 watts x 4-Chan.
• 2 ohm: 125 watts x 4-Chan.
• Bridged, 4 ohm: 250 watts x 2 chan.
• Max power output: 1200 watts

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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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