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Discontinued 4-Channel Amplifiers

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Crunch PZA1600.4 (Factory Refurbished)

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

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

4-Channel Power Zone Series Amplifier • Bass Boost (0-12 dB @ 45Hz) • Preamp RCA Outputs • 4-Way System Protection Circuitry • Heavy Duty Aluminum Alloy Heatsink • Fully Adjustable 12 dB Crossover • Nickle-Plated RCA Level Inputs

4-Channel Power Zone Series Amplifier • Bass Boost (0-12 dB @ 45Hz) • Preamp RCA Outputs • 4-Way System Protection Circuitry • Heavy Duty Aluminum Alloy Heatsink • Fully Adjustable 12 dB Crossover • Nickle-Plated RCA Level Inputs

Audiobahn A4075HCT R/B

2400W Max, High Current 4-Channel Amplifier (Factory Refurbished)

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2400W Max, High Current 4-Channel Amplifier (Factory Refurbished)

2400W Max, High Current Series 4-Channel Amplifier • 1200W RMS @ 1 ohm • 600W RMS @ 2 ohm • 300W RMS @ 4 ohm • Blue Illuminated VU Meter • Beautiful Chrome Design Heatsink • S/N Ratio: 100dB • Bass Boost: 0-18dB

2400W Max, High Current Series 4-Channel Amplifier • 1200W RMS @ 1 ohm • 600W RMS @ 2 ohm • 300W RMS @ 4 ohm • Blue Illuminated VU Meter • Beautiful Chrome Design Heatsink • S/N Ratio: 100dB • Bass Boost: 0-18dB

Audiobahn A4801T R/B

2800W Max, Class A/B 4-Channel Amplifier (Factory Refurbished)

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2800W Max, Class A/B 4-Channel Amplifier (Factory Refurbished)

4-Channel Class A/B Amplifier with Cobalt Blue Illumination and chrome finish • 2800W Max Power Output • 1400W RMS @ 2 ohm • 1000W RMS @ 4 ohm • Digital LCD Voltmeter Display • Cooling Fan • Preamp Outputs

4-Channel Class A/B Amplifier with Cobalt Blue Illumination and chrome finish • 2800W Max Power Output • 1400W RMS @ 2 ohm • 1000W RMS @ 4 ohm • Digital LCD Voltmeter Display • Cooling Fan • Preamp Outputs

EXCLUSIVE

Alpine + NVX Full Range High Performance Amplified System w/ 6.5" Speakers

Alpine SPR-60C/Alpine SPR-60 6.5" 2-Way Type-R Component/Coaxial Speakers + NVX JAD800.4 Class D 4-Channel Amplifier w/ Amp Wiring Kit

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Alpine SPR-60C/Alpine SPR-60 6.5" 2-Way Type-R Component/Coaxial Speakers + NVX JAD800.4 Class D 4-Channel Amplifier w/ Amp Wiring Kit

• 4 ohm: 125 watts x 4-Chan.
• Hybrid Layered-Pulp Cone
• 4 Ohm Impedance
• 1" Textile ring-dome tweeter
• Pulse Width Modulated MOSFET Power Supply
• High speed rectifying diodes
• Heavy duty aluminum alloy heat-sink

• 4 ohm: 125 watts x 4-Chan.
• Hybrid Layered-Pulp Cone
• 4 Ohm Impedance
• 1" Textile ring-dome tweeter
• Pulse Width Modulated MOSFET Power Supply
• High speed rectifying diodes
• Heavy duty aluminum alloy heat-sink

EXCLUSIVE

MTX Audio Speakers + RE Audio Amplifier Bundle

5" x 7" MTX TN573 Terminator Series Speakers + RE Audio DTS-500.4 4-Channel Amp + Kit + Dampening

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5" x 7" MTX TN573 Terminator Series Speakers + RE Audio DTS-500.4 4-Channel Amp + Kit + Dampening

5" x 7" / 6" x 8" Terminator Series 3-Way Car Speakers • 220W Max • 110W RMS • DTS Series 4-Channel Class A/B Car Amplifier • PWM MOSFET Power Supply • 2-Way Protection Circuitry • Amplifier Kit • Sound Dampening Material

5" x 7" / 6" x 8" Terminator Series 3-Way Car Speakers • 220W Max • 110W RMS • DTS Series 4-Channel Class A/B Car Amplifier • PWM MOSFET Power Supply • 2-Way Protection Circuitry • Amplifier Kit • Sound Dampening Material

Power Acoustik 4-Channel Amp + Infinity 6-1/2" Component and Coaxial Speakers

List price $519.89: Power Acoustik R4-1000 1000W 4-Channel Class AB Amplifier + Infinity 6030cs & 6032cf Reference Series Speaker System

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List price $519.89: Power Acoustik R4-1000 1000W 4-Channel Class AB Amplifier + Infinity 6030cs & 6032cf Reference Series Speaker System

• RMS: 85W x 4 @ 4 ohm, 110W x 4 @ 2 ohm
• 1" Edge-Driven Textile Dome Tweeter
• Injection Molded Polypropylene Cone
•Nominal Impedance: 2 ohm
• Sensitivity: 93dB
•Military Grade PCB w/ PWM MOSFET Power Supply
• 3-way protection circuitry (thermal, overload, and speaker short protection)

• RMS: 85W x 4 @ 4 ohm, 110W x 4 @ 2 ohm
• 1" Edge-Driven Textile Dome Tweeter
• Injection Molded Polypropylene Cone
•Nominal Impedance: 2 ohm
• Sensitivity: 93dB
•Military Grade PCB w/ PWM MOSFET Power Supply
• 3-way protection circuitry (thermal, overload, and speaker short protection)

Clif Designs CD40.4LX

(New Replacement Model of CD4.4LX)

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(New Replacement Model of CD4.4LX)

1400 Watt 4-Channel Class-A/B Amplfier • 100W RMS x 4 @ 4 Ohm • 700W Peak x 2 chan. @ 2 Ohm • Tri-Mode Operation • Soft Start Circuitry

1400 Watt 4-Channel Class-A/B Amplfier • 100W RMS x 4 @ 4 Ohm • 700W Peak x 2 chan. @ 2 Ohm • Tri-Mode Operation • Soft Start Circuitry

Phoenix Gold R9.0:5 R/B

(Factory Refurbished) Octane-R 9.0:5 5-Channel Amplifier

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(Factory Refurbished) Octane-R 9.0:5 5-Channel Amplifier

5-Channel 900 watts Amplifier

5-Channel 900 watts Amplifier

Alpine MRX-F30

300W RMS 4-Channel X Power Series Car Amplifier

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300W RMS 4-Channel X Power Series Car Amplifier

MRX Series 4-Channel Car Amplifier • 50W RMS @ 4 Ohm x 4 Channels • 75W RMS @ 2 Ohm x 4 Channels • 150W RMS @ 4 Ohm Bridged x 2 Channels • Variable Low-Pass Crossover • Variable High-Pass Crossover • Variable Bass Boost

MRX Series 4-Channel Car Amplifier • 50W RMS @ 4 Ohm x 4 Channels • 75W RMS @ 2 Ohm x 4 Channels • 150W RMS @ 4 Ohm Bridged x 2 Channels • Variable Low-Pass Crossover • Variable High-Pass Crossover • Variable Bass Boost

Planet Audio AP800.4 R/B

800W Max, Apocalypse Series 4-Channel MOSFET Power Car Amplifier with Remote

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800W Max, Apocalypse Series 4-Channel MOSFET Power Car Amplifier with Remote

Apocalypse Series 4-Channel Class A/B Car Amplifier • 800W Max • 100W 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 • 800W Max • 100W x 4 Chan @ 2 Ohm • Speaker Level Inputs • Preamp RCA Outputs • Chrome Plated Terminals • Bass Remote • Variable Bass Boost • Phase Shift

Clif Designs CD80.4LX Factory Refurbished

1500W Max, 4-Channel Amplifier

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1500W Max, 4-Channel Amplifier

1500 Watt 4-Channel Amplfier • 110W RMS x 4 chan. @ 4 Ohm • 160W RMS x 4 chan. @ 2 Ohm •200W RMS x 4 chan. @ 1 Ohm

1500 Watt 4-Channel Amplfier • 110W RMS x 4 chan. @ 4 Ohm • 160W RMS x 4 chan. @ 2 Ohm •200W RMS x 4 chan. @ 1 Ohm

Boss FNX2000

2000W 4-Channel Onyx Series Class AB Full Range Amplifier

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2000W 4-Channel Onyx Series Class AB Full Range Amplifier

• RMS: 200W x 4 @ 4 ohm
• Total Peak Power: 2000W
• Nickel-plated RCA low level inputs/outputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.00" W x 15.63" L x 2.25" H

• RMS: 200W x 4 @ 4 ohm
• Total Peak Power: 2000W
• Nickel-plated RCA low level inputs/outputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.00" W x 15.63" L x 2.25" H

EXCLUSIVE

Renegade Speakers + Hifonics Amplifier Bundle

5-1/4" Renegade RX52 RX Series Speakers + Hifonics ZXi80.4 4 Channel Amp + Kit + Sound Dampening

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5-1/4" Renegade RX52 RX Series Speakers + Hifonics ZXi80.4 4 Channel Amp + Kit + Sound Dampening

5-1/4" RX Series 2-Way Car Speakers • 320W Max • 160W RMS • Zeus Series 4-Channel Class A/B Amplifier • MOSFET Power Supply • 4-Way Protection Circuitry • Amplifier Kit • Sound Dampening Material

5-1/4" RX Series 2-Way Car Speakers • 320W Max • 160W RMS • Zeus Series 4-Channel Class A/B Amplifier • MOSFET Power Supply • 4-Way Protection Circuitry • Amplifier Kit • Sound Dampening Material

Hifonics ZRX1016.4 LIKE NEW STORE RETURN

1000W 4 Channel Zeus Series Class AB Amplifier

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1000W 4 Channel Zeus Series Class AB Amplifier

Manufacturer Seal Broken
• Max Power: 125W x 4 @ 4 ohm, 250W x 4 @ 2 ohm
• Total Peak Power: 2000W
• Variable Low and High Pass Filters
• Dimensions: 10" W x 15.7" L x 2.4" H

Manufacturer Seal Broken
• Max Power: 125W x 4 @ 4 ohm, 250W x 4 @ 2 ohm
• Total Peak Power: 2000W
• Variable Low and High Pass Filters
• Dimensions: 10" W x 15.7" L x 2.4" H

Hifonics ZRX1016.4 OPEN BOX COMPLETE

1000W 4 Channel Zeus Series Class AB Amplifier

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1000W 4 Channel Zeus Series Class AB Amplifier

• Max Power: 125W x 4 @ 4 ohm, 250W x 4 @ 2 ohm
• Total Peak Power: 2000W
• Variable Low and High Pass Filters
• Dimensions: 10" W x 15.7" L x 2.4" H

• Max Power: 125W x 4 @ 4 ohm, 250W x 4 @ 2 ohm
• Total Peak Power: 2000W
• Variable Low and High Pass Filters
• Dimensions: 10" W x 15.7" L x 2.4" H

Autotek AXL1050.4 (Factory Refurbished)

1000W 4-Channel AXL Series Class AB Car Amplifier

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1000W 4-Channel AXL Series Class AB Car Amplifier

• 125W x 4-Chan. @ 4 ohm, 250W x 4-Chan. @ 2 ohm
• 500W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2 Channel Operation
• 4 Gauge Power and Ground Inputs
• Illuminated Logo for Stylish and Unique Design

• 125W x 4-Chan. @ 4 ohm, 250W x 4-Chan. @ 2 ohm
• 500W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2 Channel Operation
• 4 Gauge Power and Ground Inputs
• Illuminated Logo for Stylish and Unique Design

EXCLUSIVE

Alpine + NVX Full Range High Performance System w/ 6.5" & 6x9" Speakers

Alpine SPR-60C 6.5" 2-Way Type-R Components + Alpine SPR-60 6x9" 2-Way Type-R Coaxials + NVX JAD800.4 4-Channel Amplifier w/ Amp Wiring Kit

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Alpine SPR-60C 6.5" 2-Way Type-R Components + Alpine SPR-60 6x9" 2-Way Type-R Coaxials + NVX JAD800.4 4-Channel Amplifier w/ Amp Wiring Kit

• 4 ohm: 125 watts x 4-Chan.
• Hybrid Layered-Pulp Cone
• 4 Ohm Impedance
• 1" Textile ring-dome tweeter
• Pulse Width Modulated MOSFET Power Supply
• High speed rectifying diodes
• Heavy duty aluminum alloy heat-sink

• 4 ohm: 125 watts x 4-Chan.
• Hybrid Layered-Pulp Cone
• 4 Ohm Impedance
• 1" Textile ring-dome tweeter
• Pulse Width Modulated MOSFET Power Supply
• High speed rectifying diodes
• Heavy duty aluminum alloy heat-sink

Hifonics X1200.4 OPEN BOX INCOMPLETE

1200W BRUTUS X-14 Series 4-Channel Class AB Car Amplifier

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1200W BRUTUS X-14 Series 4-Channel Class AB Car Amplifier

Used, Item is missing the box and manual
• RMS Power: 150W x 4 @ 4 ohm, 300W x 4 @ 2 ohm, 600W x 2 @ 4 ohm Bridged
• Total Peak Power: 1200W
• CEA-2006 Compliant/Preamp Outputs/LPF
• 17.72"W x 2.5"H x 9.49"L

Used, Item is missing the box and manual
• RMS Power: 150W x 4 @ 4 ohm, 300W x 4 @ 2 ohm, 600W x 2 @ 4 ohm Bridged
• Total Peak Power: 1200W
• CEA-2006 Compliant/Preamp Outputs/LPF
• 17.72"W x 2.5"H x 9.49"L

Crunch GPA1500.4 (Factory Refurbished)

1500W 4-Channel Ground Pounder Series Class A/B Car Amplifier

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1500W 4-Channel Ground Pounder Series Class A/B Car Amplifier

• RMS Power: 185W x 4 @ 4 ohm, 375W x 4 @ 2 ohm, 750 x 4 @ 4 ohm Mono Bridged
• Total Peak Power: 1500W
• Variable Bass Boost
• Speaker Level Inputs
• 9.05"W x 12.36"L x 2.29"H

• RMS Power: 185W x 4 @ 4 ohm, 375W x 4 @ 2 ohm, 750 x 4 @ 4 ohm Mono Bridged
• Total Peak Power: 1500W
• Variable Bass Boost
• Speaker Level Inputs
• 9.05"W x 12.36"L x 2.29"H

Pioneer GM-6400F R/B

(Factory Refurbished) 600W Max, 4-Channel Amplifier

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(Factory Refurbished) 600W Max, 4-Channel Amplifier

GM Series • Bridgeable 4-Channel • Class AB Amplifier • 60 Watts RMS x4 Channel @ 4 ohm • 75 Watts RMS x 4 Channel @ 2 ohm • Speaker Level Inputs • LPF/HPF Crossovers • Gain Caution Feature • H Shaped Chassis

GM Series • Bridgeable 4-Channel • Class AB Amplifier • 60 Watts RMS x4 Channel @ 4 ohm • 75 Watts RMS x 4 Channel @ 2 ohm • Speaker Level Inputs • LPF/HPF Crossovers • Gain Caution Feature • H Shaped Chassis

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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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