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Discontinued 4-Channel Amplifiers

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600W Peak / 150W RMS x 4 Channel Viberant Series Amplifier • 2 Ohm stereo stable • Tri-mode capable • Remote Subwoofer Bass Control

600W Peak / 150W RMS x 4 Channel Viberant Series Amplifier • 2 Ohm stereo stable • Tri-mode capable • Remote Subwoofer Bass Control

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250W Peak / 125W RMS x 4 Channel Vibe Pro Series Amplifier • Electronic Crossover Network • gold RCA inputs • bass boost controls • 2 ohm stable • MOSFET Power Supply • Soft Turn On/Off

250W Peak / 125W RMS x 4 Channel Vibe Pro Series Amplifier • Electronic Crossover Network • gold RCA inputs • bass boost controls • 2 ohm stable • MOSFET Power Supply • Soft Turn On/Off

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Detachable Face, 40W x 4 High Power Cassette Player with CD Changer Control

Detachable Face, 40W x 4 High Power Cassette Player with CD Changer Control

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45W x 4, Full-Logic Cassette Receiver with Detachable Face, EEQ, Supertuner III and CD Changer Control

45W x 4, Full-Logic Cassette Receiver with Detachable Face, EEQ, Supertuner III and CD Changer Control

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1600 watts, 4-Channel RIOT Series amplifier • Bass Boost • Bridgeable • Remote sub level control

1600 watts, 4-Channel RIOT Series amplifier • Bass Boost • Bridgeable • Remote sub level control

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1400W 4 channel Plus Series Amplifier • 175W x 4 (@ 2 Ohm) power output • variable high/lo electronic crossover • variable bass boost • remote turn on/off • preamp outputs • power LED indicator • Soft turn-on circuit • MOSFET power supply • high and low

1400W 4 channel Plus Series Amplifier • 175W x 4 (@ 2 Ohm) power output • variable high/lo electronic crossover • variable bass boost • remote turn on/off • preamp outputs • power LED indicator • Soft turn-on circuit • MOSFET power supply • high and low

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AV Control Unit with 45W x 4 MOSFET amplifier, CD changer control...

AV Control Unit with 45W x 4 MOSFET amplifier, CD changer control...

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100W RMS x 4 at 4 ohm • 400W RMS x 2 in bridged mode • 200W RMS x 4 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm mono stable • Remote Bass Level Control

100W RMS x 4 at 4 ohm • 400W RMS x 2 in bridged mode • 200W RMS x 4 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm mono stable • Remote Bass Level Control

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1200W Peak / 300W RMS x 4 Channel Viberant Series Amplifier • 2 Ohm stereo stable • Tri-mode capable • Remote Subwoofer Bass Control

1200W Peak / 300W RMS x 4 Channel Viberant Series Amplifier • 2 Ohm stereo stable • Tri-mode capable • Remote Subwoofer Bass Control

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1000W 4 channel Plus Series Amplifier • 175W x 4 (@ 2 Ohm) power output • variable high/lo electronic crossover • variable bass boost • remote turn on/off • preamp outputs • power LED indicator • Soft turn-on circuit • MOSFET power supply • high and low

1000W 4 channel Plus Series Amplifier • 175W x 4 (@ 2 Ohm) power output • variable high/lo electronic crossover • variable bass boost • remote turn on/off • preamp outputs • power LED indicator • Soft turn-on circuit • MOSFET power supply • high and low

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38W RMS x 4 at 4 ohm • 150W RMS x 2 in bridged mode • 75W RMS x 4 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm mono stable

38W RMS x 4 at 4 ohm • 150W RMS x 2 in bridged mode • 75W RMS x 4 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm mono stable

Two Pair of Boss PG653 with BT Amplifier, Power Supply & Fog Machine

(2) 6.5" Phantom Ghost Series Speakers + 4-Ch Bluetooth Micro Amplifier + Regulated Power Supply + 600W Professional Fog Machine

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(2) 6.5" Phantom Ghost Series Speakers + 4-Ch Bluetooth Micro Amplifier + Regulated Power Supply + 600W Professional Fog Machine

• RMS power output: 150W
•Max power output: 500W
• 4-Channel Bluetooth Micro Marine Amplifie
• 6 Button External Multifunction Controller
• Quick connect Molex power harnes
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• 1" Mylar Dome Midrange
• 1/2" Peizo Dome Tweeter
• Mounting Depth: 2-1/4"
• Black Poly Injection Cone

• RMS power output: 150W
•Max power output: 500W
• 4-Channel Bluetooth Micro Marine Amplifie
• 6 Button External Multifunction Controller
• Quick connect Molex power harnes
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• 1" Mylar Dome Midrange
• 1/2" Peizo Dome Tweeter
• Mounting Depth: 2-1/4"
• Black Poly Injection Cone

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400 watts RMS (at 2 ohm stereo or 4 ohm mono) • preamp outputs • MOSFET power supply • High-pass and Low-pass crossovers

400 watts RMS (at 2 ohm stereo or 4 ohm mono) • preamp outputs • MOSFET power supply • High-pass and Low-pass crossovers

One Pair of Boss PG693 w/ BT Amplifier, Speaker Boxes and Power Supply

6x9" Phantom Ghost Series Speakers + 4-Channel Bluetooth Micro Amplifier with Controller + 6" x 9" Wedge Box + Regulated Power Supply

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6x9" Phantom Ghost Series Speakers + 4-Channel Bluetooth Micro Amplifier with Controller + 6" x 9" Wedge Box + Regulated Power Supply

• Peak Power: 275 watts each
• RMS Power: 137.5 watts each
• 2" Mylar Dome Midrange
• 3/4" Piezo Dome Tweeter
• Mounting Depth: 3-1/10"
• Black Poly Injection Cone
• 4-Channel Bluetooth Micro Marine Amplifie
• 6 Button External Multifunction Controller
• Quick connect Molex power harnes
• 3-way protection circuitry (thermal, overload, and speaker short protection)

• Peak Power: 275 watts each
• RMS Power: 137.5 watts each
• 2" Mylar Dome Midrange
• 3/4" Piezo Dome Tweeter
• Mounting Depth: 3-1/10"
• Black Poly Injection Cone
• 4-Channel Bluetooth Micro Marine Amplifie
• 6 Button External Multifunction Controller
• Quick connect Molex power harnes
• 3-way protection circuitry (thermal, overload, and speaker short protection)

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40W RMS x 2 + 200W x 1 at 4 ohm • 75 watts x 2 + 400 watts x 1 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm stable • Remote Bass Level Control

40W RMS x 2 + 200W x 1 at 4 ohm • 75 watts x 2 + 400 watts x 1 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm stable • Remote Bass Level Control

Clif Designs CD600A

4-Channel Car Amplifier

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4-Channel Car Amplifier

240W RMS Pwr x 2 CH Bridged @ 4 Ohm • 120W RMS Pwr x 4 CH @ 2 Ohm • 90W RMS Pwr x 4 CH @ 4 Ohm • Frequency Response ±0.5dB 10Hz-20kHz

240W RMS Pwr x 2 CH Bridged @ 4 Ohm • 120W RMS Pwr x 4 CH @ 2 Ohm • 90W RMS Pwr x 4 CH @ 4 Ohm • Frequency Response ±0.5dB 10Hz-20kHz

Alpine PDX-4.150 Defective #2

(Defective) 4-Channel Power Density Digital Amplifier (PDX4.150)

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(Defective) 4-Channel Power Density Digital Amplifier (PDX4.150)

Defective• 4-Channel Power Density Digital Amplifier • 150W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Defective• 4-Channel Power Density Digital Amplifier • 150W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

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40W x 4 + 200W x 1 RMS at 4 ohm • 150W x 2 + 200W x 1 bridged power • 75 watts x 4 + 400 x 1 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm stable • Remote Bass Level Control

40W x 4 + 200W x 1 RMS at 4 ohm • 150W x 2 + 200W x 1 bridged power • 75 watts x 4 + 400 x 1 at 2 ohm • Requires 4 Gauge Wiring • 2 ohm stable • Remote Bass Level Control

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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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