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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

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Power Series 550X 65W x 4 Car Amplifier 275 watts RMS x 2 bridged • variable high-pass/low-pass crossovers • preamp outputs • wired remote for Punch Bass

Power Series 550X 65W x 4 Car Amplifier 275 watts RMS x 2 bridged • variable high-pass/low-pass crossovers • preamp outputs • wired remote for Punch Bass

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

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1000 watts, 4-Channel RIOT Series amplifier • Bass Boost • Bridgeable • Remote sub level control

1000 watts, 4-Channel RIOT Series amplifier • Bass Boost • Bridgeable • Remote sub level control

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

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200W RMS x 2 bridged • selectable high-pass/low-pass crossovers • variable front and rear gain controls • preamp outputs

200W RMS x 2 bridged • selectable high-pass/low-pass crossovers • variable front and rear gain controls • preamp outputs

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

Blaupunkt THA475 PnP (THA475PnP)

150W Max, THA Plug-n-Play Series 4-Channel Class D Amplifier (THA 475 PnP, THA 475PnP)

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150W Max, THA Plug-n-Play Series 4-Channel Class D Amplifier (THA 475 PnP, THA 475PnP)

THA Plug-n-Play Series 4-Channel Class D Car Amplifier • 75W x 4 chan. @ 4 ohm • 85W x 4 chan. @ 2 ohm • 180W x 2 chan. @ 4 ohm • 4/3/2 channel operation • Preamp RCA outputs • Speaker-level inputs

THA Plug-n-Play Series 4-Channel Class D Car Amplifier • 75W x 4 chan. @ 4 ohm • 85W x 4 chan. @ 2 ohm • 180W x 2 chan. @ 4 ohm • 4/3/2 channel operation • Preamp RCA outputs • Speaker-level inputs

Audison LRx 6.SR

High-end, Car Theatre 6-Channel Amplifier

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High-end, Car Theatre 6-Channel Amplifier

Car Theatre 6-Channel Amplifier • 55W x 5 chan. + 150W x 1 chan. @ 4 Ohm • 80W x 5 chan. + 150W x 1 chan. @ 2 Ohm • MOSFET power supply • 2-way Butterworth crossover • RGP circuit • compact design • Darlington configuration

Car Theatre 6-Channel Amplifier • 55W x 5 chan. + 150W x 1 chan. @ 4 Ohm • 80W x 5 chan. + 150W x 1 chan. @ 2 Ohm • MOSFET power supply • 2-way Butterworth crossover • RGP circuit • compact design • Darlington configuration

Eclipse XA5000

5-Channel Class D ICEpower Technology Amplifier plus Subsonic Filter

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5-Channel Class D ICEpower Technology Amplifier plus Subsonic Filter

900 watts peak • 50W RMS x 4 chan. • 300W RMS x 1 chan. • High current, high efficiency FET power supply • "Easy Tune" top-mounted controls

900 watts peak • 50W RMS x 4 chan. • 300W RMS x 1 chan. • High current, high efficiency FET power supply • "Easy Tune" top-mounted controls

Massive Audio EX48

1600W Max (800W RMS) Nano Edge Series Digital 4-Channel 2 ohm Stable Amplifier

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1600W Max (800W RMS) Nano Edge Series Digital 4-Channel 2 ohm Stable Amplifier

• 200 W RMS x 4 @ 4 ohm
• 200W RMS x 1 @ 2 ohm
• 400 Watts RMS x 2 @ 4 ohm, Bridged
• Total Peak Power: 1600 Watts
• CEA-2006 Compliant
• Small Footprint for Installation Flexibility
• Aluminum Heatsink
• Dimensions: 9.1" W x 5.9" L x 2.1" H

• 200 W RMS x 4 @ 4 ohm
• 200W RMS x 1 @ 2 ohm
• 400 Watts RMS x 2 @ 4 ohm, Bridged
• Total Peak Power: 1600 Watts
• CEA-2006 Compliant
• Small Footprint for Installation Flexibility
• Aluminum Heatsink
• Dimensions: 9.1" W x 5.9" L x 2.1" H

Precision Power PPI PC640.4

640W Power Class Series 4-Channel Amplifier

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640W Power Class Series 4-Channel Amplifier

• 4 ohm: 115 watts x 4 chan, 2 ohm: 160 watts x 4 chan
• 640W RMS
• Large TO218 MOSFET Transistors
• Triple Darlington Audio Output Stages
• Close Tolerance Signal Path Components
• Extra Low Current Drive Stage

• 4 ohm: 115 watts x 4 chan, 2 ohm: 160 watts x 4 chan
• 640W RMS
• Large TO218 MOSFET Transistors
• Triple Darlington Audio Output Stages
• Close Tolerance Signal Path Components
• Extra Low Current Drive Stage

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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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