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Discontinued 4-Channel Amplifiers

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Punch Series 500X 62.5W x 4 Car Amplifier 250 watts RMS x 2 bridged • selectable high-pass/low-pass crossovers • preamp outputs

Punch Series 500X 62.5W x 4 Car Amplifier 250 watts RMS x 2 bridged • selectable high-pass/low-pass crossovers • preamp outputs

Eclipse EA4200

400W Max, 4-Channel EA Series Amplifier

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400W Max, 4-Channel EA Series Amplifier

EA Series 4-Channel Class D Car Amplifier • 60W x 4 chan. @ 4 ohm • 70W x 4 chan. @ 2 ohm • 140W x 2 chan. @ 4 ohm • 100W x 4 chan. Max • Very high efficiency rate with minimal heat build-up • Preamp RCA outputs

EA Series 4-Channel Class D Car Amplifier • 60W x 4 chan. @ 4 ohm • 70W x 4 chan. @ 2 ohm • 140W x 2 chan. @ 4 ohm • 100W x 4 chan. Max • Very high efficiency rate with minimal heat build-up • Preamp RCA outputs

MB Quart Q4.150

880W RMS Q-Series 4-Channel Amplifier (Q4150)

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880W RMS Q-Series 4-Channel Amplifier (Q4150)

Q Series 4-Channel Amplifier • 150W x 4 Chan @ 4 Ohm • 220W x 4 Chan @ 2 Ohm • PWM MOSFET Power Supply • Full Feature Crossover Design • Clipping Control with LED Indicator • Frequency Multiplier • Multi-Channel Configuration • Built-In System Diagnostics

Q Series 4-Channel Amplifier • 150W x 4 Chan @ 4 Ohm • 220W x 4 Chan @ 2 Ohm • PWM MOSFET Power Supply • Full Feature Crossover Design • Clipping Control with LED Indicator • Frequency Multiplier • Multi-Channel Configuration • Built-In System Diagnostics

Autotek MMA1100.4

1100W 4-Channel Mean Machine Series Car Amplifier

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1100W 4-Channel Mean Machine Series Car Amplifier

• RMS: 150W x 4 @ 4 ohm, 275W x 4 @ 2 ohm, Bridged: 550W x 2 @ 4 ohm
• Total Peak Power: 1100W
• Pro- Fi™ High Speed MOSFET’s
• Auto-Step PWM MOSFET Power Supply
• ROAD WORTHYTM TCID
• 4/2 channel operation

• RMS: 150W x 4 @ 4 ohm, 275W x 4 @ 2 ohm, Bridged: 550W x 2 @ 4 ohm
• Total Peak Power: 1100W
• Pro- Fi™ High Speed MOSFET’s
• Auto-Step PWM MOSFET Power Supply
• ROAD WORTHYTM TCID
• 4/2 channel operation

MB Quart RAB 450

320W RMS, Class A/B 4-Channel Reference Series Amplifier (RAB450)

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320W RMS, Class A/B 4-Channel Reference Series Amplifier (RAB450)

Reference Series 4-Channel Class AB Car Amplifier • 50W x 4 chan. @ 4 ohm • 80W x 4 chan. @ 2 ohm • 160W x 2 chan. @ 4 ohm • Preamp RCA outputs • Massive aluminum heatsink

Reference Series 4-Channel Class AB Car Amplifier • 50W x 4 chan. @ 4 ohm • 80W x 4 chan. @ 2 ohm • 160W x 2 chan. @ 4 ohm • Preamp RCA outputs • Massive aluminum heatsink

Hifonics Brutus Amp + Kicker 6x9" Speakers + Kicker 6.5" Speakers + XWS1225

640W Hifonics BRX6164 4-Channel Amplifier + Kicker 43DSC69304 Speakers + Kicker 43DSC6504 Speakers + NVX Speaker Wire

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640W Hifonics BRX6164 4-Channel Amplifier + Kicker 43DSC69304 Speakers + Kicker 43DSC6504 Speakers + NVX Speaker Wire

• RMS Power: 80W x 4 @ 4 ohm, 160W x 2 @ 2 ohm
• Total Peak Power: 640W
• Variable High and Low Pass Filters
• Dimensions: 9.8" W x 14.7" L x 2.4" H

• RMS Power: 80W x 4 @ 4 ohm, 160W x 2 @ 2 ohm
• Total Peak Power: 640W
• Variable High and Low Pass Filters
• Dimensions: 9.8" W x 14.7" L x 2.4" H

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1000W 4 channel Van Gogh Series Amplifier • 250W x 4 channel power output at 2 Ohm • 1250W x 4 channel power output at 4 Ohm • Highpass/Lowpass Xover • Trimode Operation

1000W 4 channel Van Gogh Series Amplifier • 250W x 4 channel power output at 2 Ohm • 1250W x 4 channel power output at 4 Ohm • Highpass/Lowpass Xover • Trimode Operation

NVX MVPA4 - Open Box, Acceptable but Missing part(s) (Used)

Micro-V Series 400W RMS 4-Channel Bridgeable Micro Class D Compact Car Amplifier (MVPA.4)

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Micro-V Series 400W RMS 4-Channel Bridgeable Micro Class D Compact Car Amplifier (MVPA.4)

• The size of a postcard with 400 Watts True RMS Output!
• • MVP Series 4-Channel Micro Class D Amplifier
• 50W x 4-Chan. @ 4 ohm
• 100W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint!

• The size of a postcard with 400 Watts True RMS Output!
• • MVP Series 4-Channel Micro Class D Amplifier
• 50W x 4-Chan. @ 4 ohm
• 100W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint!

Soundstream REF4.400

400W, 4-Channel Reference Series Power Amplifier

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400W, 4-Channel Reference Series Power Amplifier

Reference Series 4-Channel Car Amplifier • 70 Watts x 4 Chan @ 4 Ohm • 100 Watts x 4 Chan @ 2 Ohm • MOSFET Power Supply • Hawkins Bass Control • Harmonic Bass Alignment • Rail Stabilization Protection • Tri-Mode Operation

Reference Series 4-Channel Car Amplifier • 70 Watts x 4 Chan @ 4 Ohm • 100 Watts x 4 Chan @ 2 Ohm • MOSFET Power Supply • Hawkins Bass Control • Harmonic Bass Alignment • Rail Stabilization Protection • Tri-Mode Operation

Orion XTR350.4

700W 4-Channel XTR Series A/B Stereo Amplifier

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700W 4-Channel XTR Series A/B Stereo Amplifier

• 65W x 4-Chan. @ 4 ohm
• 90W x 4-Chan. @ 2 ohm
• 4-Channel Operation
• Soft Turn-On/Turn-Off

• 65W x 4-Chan. @ 4 ohm
• 90W x 4-Chan. @ 2 ohm
• 4-Channel Operation
• Soft Turn-On/Turn-Off

Planet Audio AP600.4

600W Max, Apocalypse Series 4-Channel MOSFET Power Amplifier with Remote Level Control

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600W Max, Apocalypse Series 4-Channel MOSFET Power Amplifier with Remote Level Control

Apocalypse Series 4-Channel Class A/B Car Amplifier • 600W Max • 150W x 4 Chan @ 2 Ohm • Speaker Level Inputs • Preamp RCA Outputs • Chrome Plated Terminals • Bass Remote • Variable Bass Boost • Phase Shift

Apocalypse Series 4-Channel Class A/B Car Amplifier • 600W Max • 150W x 4 Chan @ 2 Ohm • Speaker Level Inputs • Preamp RCA Outputs • Chrome Plated Terminals • Bass Remote • Variable Bass Boost • Phase Shift

Precision Power PPI BK340.4

340W 4-Channel Class A/B Black Ice Series Car Amplifier

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340W 4-Channel Class A/B Black Ice Series Car Amplifier

• 4 ohm: 55 watts x 4-Chan.
• 2 ohm: 85 watts x 4-Chan.
• Bridged, 4 ohm: 170 watts x 2 chan.
• SMT(Surface mount technology) Circuity
• Band-pass crossovers

• 4 ohm: 55 watts x 4-Chan.
• 2 ohm: 85 watts x 4-Chan.
• Bridged, 4 ohm: 170 watts x 2 chan.
• SMT(Surface mount technology) Circuity
• Band-pass crossovers

Visonik V304XT

4-Channel Amplifier

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4-Channel Amplifier

4-Channel Class AB Car Amplifier • 100W x 4 chan. @ 4 ohm • 300W x 2 chan. @ 4 ohm bridged • 300W x 4 chan. Max • MOSFET power supply • Blue LED power indicators • Tuned Bass EQ (0-12 dB bass boost at 45 Hz) • Gain adjustments control • RCA Inputs

4-Channel Class AB Car Amplifier • 100W x 4 chan. @ 4 ohm • 300W x 2 chan. @ 4 ohm bridged • 300W x 4 chan. Max • MOSFET power supply • Blue LED power indicators • Tuned Bass EQ (0-12 dB bass boost at 45 Hz) • Gain adjustments control • RCA Inputs

Kenwood eXcelon KAC-X542

4-Channel Amplifier

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4-Channel Amplifier

4-Channel Power Amplifier • 88W x 4 @ 4 ohm RMS • A.M.S. • Gold Plated Input/Output Terminals • 2-Speed Cooling Fan • Built-in Infrasonic Filter • Detachable Aluminum Dress Plate

4-Channel Power Amplifier • 88W x 4 @ 4 ohm RMS • A.M.S. • Gold Plated Input/Output Terminals • 2-Speed Cooling Fan • Built-in Infrasonic Filter • Detachable Aluminum Dress Plate

Cerwin-Vega STEALTH440.4

440W RMS, Stealth Series 4-Channel Class D Car Amplifier

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440W RMS, Stealth Series 4-Channel Class D Car Amplifier

Stealth Series 4-Channel Class D Car Amplifier • 75W RMS x 4-Chan. @ 4 ohm • 110W RMS x 4-Chan. @ 2 ohm • 220W RMS x 2-Chan. @ 4 ohm Bridged • PWM MOSFET Power Supply • 12dB Vega Bass Boost • Low Level Inputs • Variable Low/High Pass Filters • Differential-Balanced Inputs

Stealth Series 4-Channel Class D Car Amplifier • 75W RMS x 4-Chan. @ 4 ohm • 110W RMS x 4-Chan. @ 2 ohm • 220W RMS x 2-Chan. @ 4 ohm Bridged • PWM MOSFET Power Supply • 12dB Vega Bass Boost • Low Level Inputs • Variable Low/High Pass Filters • Differential-Balanced Inputs

Lanzar RDA754D

3200W Reign Series 4-Channel Class D Full-Range Compact Hybrid Car Power Amplifier (RDA75.4D)

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3200W Reign Series 4-Channel Class D Full-Range Compact Hybrid Car Power Amplifier (RDA75.4D)

• 250W x 4-Chan. @ 4 ohm
• 400W x 4-Chan. @ 2 ohm
• 800W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• Double Sided SMT Circuit Board

• 250W x 4-Chan. @ 4 ohm
• 400W x 4-Chan. @ 2 ohm
• 800W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• Double Sided SMT Circuit Board

EXCLUSIVE

JBL Speakers + Kicker Amplifier Bundle

Two Sets of GTO528 5-1/4" 2-Way Grand Touring Series Speakers and 400W RMS 11DX400.4 Amp+Amp Kit+Sound Dampening

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Two Sets of GTO528 5-1/4" 2-Way Grand Touring Series Speakers and 400W RMS 11DX400.4 Amp+Amp Kit+Sound Dampening

5.25" Grand Touring Series 2-way Car Speakers • 135 Watts Max • 45 Watts RMS • Plus One Cone Material • 1" My-Ti Tweeters • Mylar/Titanium Composite Dome Tweeters • 2 ohm • Includes Amplifier, Amp Kit, and Sound Deadening!

5.25" Grand Touring Series 2-way Car Speakers • 135 Watts Max • 45 Watts RMS • Plus One Cone Material • 1" My-Ti Tweeters • Mylar/Titanium Composite Dome Tweeters • 2 ohm • Includes Amplifier, Amp Kit, and Sound Deadening!

PX1200.4 Massive Audio

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"

Audiopipe APK-400.4

2500W APK Series 4-Channel Class D Car Amplifier

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2500W APK Series 4-Channel Class D Car Amplifier

• RMS Power: 113W x 4 @ 4 ohm, 168W x 4 @ 2 ohm
• Total Peak Power: 2500W
• Variable Low-Pass Filter (500-5,000 Hz, 12 dB/Octave)
• Dimensions: 9"W x 16"L x 2.5"H
• High Purity Copper Trace Circuit Boards

• RMS Power: 113W x 4 @ 4 ohm, 168W x 4 @ 2 ohm
• Total Peak Power: 2500W
• Variable Low-Pass Filter (500-5,000 Hz, 12 dB/Octave)
• Dimensions: 9"W x 16"L x 2.5"H
• High Purity Copper Trace Circuit Boards

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CEA-2006 Comlpliant • 530W RMS power amplifier • 135W x 4 @ 2 Ohm RMS • 85W x 4 @ 4 Ohm RMS • Gold plated RCA connectors • True Line Output • 0-18dB Bass Boost • Built in crossovers • High-current MOSFET output stages

CEA-2006 Comlpliant • 530W RMS power amplifier • 135W x 4 @ 2 Ohm RMS • 85W x 4 @ 4 Ohm RMS • Gold plated RCA connectors • True Line Output • 0-18dB Bass Boost • Built in crossovers • High-current MOSFET output stages

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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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