Garage
Shop

Discontinued 4-Channel Amplifiers

Loading...
Filters

We are sorry, no available results!

Shop the Category

filter-icon Filters & Sort
You are currently viewing discontinued products.
Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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)

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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)

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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)

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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)

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Go to item page Right Arrow Icon of Right Arrow

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

Kole Audio PH4-1400

1400W Max, 4-Channel Phanatik Series Amplifier

Go to item page Right Arrow Icon of Right Arrow

1400W Max, 4-Channel Phanatik Series Amplifier

Phanatik Series 4-Channel Class AB Car Amplifier • 150W x 4 chan. @ 4 ohm • 180W x 4 chan. @ 2 ohm • 360W x 2 chan. @ 4 ohm • 700W x 2 chan. Max • PWM (Pulse Width Modulated) MOSFET power supply and transistor outputs • Preamp RCA outputs

Phanatik Series 4-Channel Class AB Car Amplifier • 150W x 4 chan. @ 4 ohm • 180W x 4 chan. @ 2 ohm • 360W x 2 chan. @ 4 ohm • 700W x 2 chan. Max • PWM (Pulse Width Modulated) MOSFET power supply and transistor outputs • Preamp RCA outputs

MB Quart ZA2-1000.4 1000W 4-Ch Amp + 4 Alpine Type-S SPS-610 6.5" 480W Speakers

Includes 1000 Watt 4-Ch Amplifier & 4 Alpine 6.5" Coaxial Speakers

Go to item page Right Arrow Icon of Right Arrow

Includes 1000 Watt 4-Ch Amplifier & 4 Alpine 6.5" Coaxial Speakers

• 125 Watts RMS x 4 @ 4 ohm
• 250 Watts RMS x 4 @ 2 ohm
• 500 Watts RMS x 2 @ 4 ohm, bridged
• Total RMS Power: 1,000 Watts
• Built-in High and Low Pass Filters
• Heavy Duty Aluminum Alloy Heatsink
• Dimensions: 12.5" W x 9.2" L x 2.2" H

• 125 Watts RMS x 4 @ 4 ohm
• 250 Watts RMS x 4 @ 2 ohm
• 500 Watts RMS x 2 @ 4 ohm, bridged
• Total RMS Power: 1,000 Watts
• Built-in High and Low Pass Filters
• Heavy Duty Aluminum Alloy Heatsink
• Dimensions: 12.5" W x 9.2" L x 2.2" H

VIBE Audio Black Box Stereo 4 V1 (BlackBS4-V1)

1000W Max Black Box Series 4-Channel Stereo Amplifier

Go to item page Right Arrow Icon of Right Arrow

1000W Max Black Box Series 4-Channel Stereo Amplifier

Black Box Series 4-Channel Class A/B Car Amplifier • 125W x 4 Chan @ 2 Ohm • 100W x 4 Chan @ 4 Ohm • Selectable Bass Boost • Speaker-Level Inputs • Preamp RCA Outputs • Variable High-Pass and Low-Pass Filters

Black Box Series 4-Channel Class A/B Car Amplifier • 125W x 4 Chan @ 2 Ohm • 100W x 4 Chan @ 4 Ohm • Selectable Bass Boost • Speaker-Level Inputs • Preamp RCA Outputs • Variable High-Pass and Low-Pass Filters

Polk Audio PA200.4

320W Max PA Series Class AB 4-Channel Amplifier

Go to item page Right Arrow Icon of Right Arrow

320W Max PA Series Class AB 4-Channel Amplifier

PA Series 4-Channel Class AB Car Amplifier • 35W x 4 chan. @ 4 ohm • 50W x 4 chan. @ 2 ohm • 100W x 2 chan. @ 4 ohm • 4/3/2 channel operation • Preamp RCA outputs

PA Series 4-Channel Class AB Car Amplifier • 35W x 4 chan. @ 4 ohm • 50W x 4 chan. @ 2 ohm • 100W x 2 chan. @ 4 ohm • 4/3/2 channel operation • Preamp RCA outputs

Absolute SNA-2000.4

2000W Max, 4-Channel Synergy Series Mosfet Amplifier (SNA2000.4)

Go to item page Right Arrow Icon of Right Arrow

2000W Max, 4-Channel Synergy Series Mosfet Amplifier (SNA2000.4)

Synergy Series 4-Channel Class AB Car Amplifier • 2,000W Max • Ultra Stable Pulse Width Modulated (PWM) MOSFET Power Supply • Transient Noise Muting • Input Ground Isolation Noise Rejection Circuit

Synergy Series 4-Channel Class AB Car Amplifier • 2,000W Max • Ultra Stable Pulse Width Modulated (PWM) MOSFET Power Supply • Transient Noise Muting • Input Ground Isolation Noise Rejection Circuit

Kicker SX900.4

SX 4-Channel Amplifier with Digital Sound Processing 04SX900.4

Go to item page Right Arrow Icon of Right Arrow

SX 4-Channel Amplifier with Digital Sound Processing 04SX900.4

4-Channel Amplifier with Digital Signal Processing • 213W RMS x 4 @ 2 ohm • 425W RMS x 2 @ 4 Ohm • ISIS • BLAST Port • SAMS • UltraMatch Gain Structure • Kompressor • RCA Outputs

4-Channel Amplifier with Digital Signal Processing • 213W RMS x 4 @ 2 ohm • 425W RMS x 2 @ 4 Ohm • ISIS • BLAST Port • SAMS • UltraMatch Gain Structure • Kompressor • RCA Outputs

Alphasonik PMA4150A

920W RMS, Class A/B 4-Channel Amplifier

Go to item page Right Arrow Icon of Right Arrow

920W RMS, Class A/B 4-Channel Amplifier

4-Channel Class A/B Bipolar Power Amplifier • 150W x 4 chan. @ 4 Ohm • 240W x 4 chan. @ 2 Ohm • 460W x 2 chan. @ 4 Ohm • Bridgeable • Remote bass boost control

4-Channel Class A/B Bipolar Power Amplifier • 150W x 4 chan. @ 4 Ohm • 240W x 4 chan. @ 2 Ohm • 460W x 2 chan. @ 4 Ohm • Bridgeable • Remote bass boost control

Go to item page Right Arrow Icon of Right Arrow

1200W Bridgeable 4-channel amplifier • Remote subwoofer control • 18dB Bass Boost • Variable high and low pass crossovers

1200W Bridgeable 4-channel amplifier • Remote subwoofer control • 18dB Bass Boost • Variable high and low pass crossovers

Go to item page Right Arrow Icon of Right Arrow

Discontinued Model - Try Ripper or RIOT Series

Discontinued Model - Try Ripper or RIOT Series

Power Acoustik GT4-1800

1800W 4-Channel Gothic Series Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

1800W 4-Channel Gothic Series Car Amplifier

• 4 ohm: 150 watts x 4-Chan.
• 2 ohm: 190 watts x 4-Chan.
• Bridged, 4 ohm: 380 x 2 chan.
• Max power output: 1800 watts

• 4 ohm: 150 watts x 4-Chan.
• 2 ohm: 190 watts x 4-Chan.
• Bridged, 4 ohm: 380 x 2 chan.
• Max power output: 1800 watts

Blaupunkt VA4100

Velocity Series 4-Channel Amplifier

Go to item page Right Arrow Icon of Right Arrow

Velocity Series 4-Channel Amplifier

700 watts MAX, Class A/B Velocity Series 4-Channel Amplifier • 150 watts x 4 chan. @ 2 ohm • 300 watts x 2 chan. Bridged RMS @ 4 ohm • MOSFET Power Supply • CEA-2006 Compliant • Short Circuit Protection and High, Low, Reverse Voltage Protection • RCA Type Input/Output

700 watts MAX, Class A/B Velocity Series 4-Channel Amplifier • 150 watts x 4 chan. @ 2 ohm • 300 watts x 2 chan. Bridged RMS @ 4 ohm • MOSFET Power Supply • CEA-2006 Compliant • Short Circuit Protection and High, Low, Reverse Voltage Protection • RCA Type Input/Output

Power Acoustik D4-2400B

2400W Max 4 Channel Class A/B Demon Series Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

2400W Max 4 Channel Class A/B Demon Series Car Amplifier

4 Channel Demon Series Class A/B Car Amplifier • 4 ohm: 200 watts x 4 chan. • 2 ohm: 250 watts x 4 chan. • Bridged, 4 ohm: 500 watts x 2 chan. • Max power output: 2400 watts x 2 chan.

4 Channel Demon Series Class A/B Car Amplifier • 4 ohm: 200 watts x 4 chan. • 2 ohm: 250 watts x 4 chan. • Bridged, 4 ohm: 500 watts x 2 chan. • Max power output: 2400 watts x 2 chan.

Orion ZO3000.4

3,000W Peak (1500W RMS) 4-Channel Amplifier

Go to item page Right Arrow Icon of Right Arrow

3,000W Peak (1500W RMS) 4-Channel Amplifier

• 125 Watts RMS x 4 @ 4 ohm
• 190 Watts RMS x 4 @ 2 ohm
• Total Peak Power: 3000 Watts
• Selectable Bass Boost: 0/+6/+12 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• 9-1/4"W x 14-1/4"L x 2-1/4"H

• 125 Watts RMS x 4 @ 4 ohm
• 190 Watts RMS x 4 @ 2 ohm
• Total Peak Power: 3000 Watts
• Selectable Bass Boost: 0/+6/+12 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• 9-1/4"W x 14-1/4"L x 2-1/4"H

MB Quart REF4.80

640W RMS Reference Series 4-Channel Amplifier

Go to item page Right Arrow Icon of Right Arrow

640W RMS Reference Series 4-Channel Amplifier

Reference Series 4-Channel Class A/B Car Amplifier • 640W RMS • 160W x 4-Chan @ 2 Ohm • Variable Bass Boost • Soft Start Turn-on • 4-Way System Protection Circuitry • Preamp RCA Outputs • MOSFET Power Supply

Reference Series 4-Channel Class A/B Car Amplifier • 640W RMS • 160W x 4-Chan @ 2 Ohm • Variable Bass Boost • Soft Start Turn-on • 4-Way System Protection Circuitry • Preamp RCA Outputs • MOSFET Power Supply

Precision Power PPI PC400.4

400W Power Class Series 4-Channel Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

400W Power Class Series 4-Channel Car Amplifier

• 400W RMS
• Large TO218 MOSFET Transistors
• Triple Darlington Audio Output Stages
• Close Tolerance Signal Path Components
• Extra Low Current Drive Stage

• 400W RMS
• Large TO218 MOSFET Transistors
• Triple Darlington Audio Output Stages
• Close Tolerance Signal Path Components
• Extra Low Current Drive Stage

Sound Storm (SSL) F4.1600 R/B

1600W Max, Force Series 4-Channel Amplifier

Go to item page Right Arrow Icon of Right Arrow

1600W Max, Force Series 4-Channel Amplifier

Force Series 4-Channel Car Amplifier • 160W x 4 Chan. @ 4 ohm • MOSFET power supply • Tri-mode operation • Thermal, overload and speaker short protection • Fixed high-pass filter (200 Hz)

Force Series 4-Channel Car Amplifier • 160W x 4 Chan. @ 4 ohm • MOSFET power supply • Tri-mode operation • Thermal, overload and speaker short protection • Fixed high-pass filter (200 Hz)

Boss Car Speaker Chaos Sound Package

400W 4-Channel Boss CE404 Class AB Amplifier + 6.5" & 6x9" Chaos Series Coaxial Speakers

Go to item page Right Arrow Icon of Right Arrow

400W 4-Channel Boss CE404 Class AB Amplifier + 6.5" & 6x9" Chaos Series Coaxial Speakers

• 4-Channel 400W Max Chaos Epic Series Amplifier
• Chaos Series 6" x 9" and 6.5" Speakers
• Red Metallic Poly Injection Cones and Rubber Surrounds
• Polymide Dome Tweeters
• Speaker Grills Included

• 4-Channel 400W Max Chaos Epic Series Amplifier
• Chaos Series 6" x 9" and 6.5" Speakers
• Red Metallic Poly Injection Cones and Rubber Surrounds
• Polymide Dome Tweeters
• Speaker Grills Included

RE Audio VLX 4150X

800W RMS, 4-Channel Class "DE" Digital Stereo Amplifier

Go to item page Right Arrow Icon of Right Arrow

800W RMS, 4-Channel Class "DE" Digital Stereo Amplifier

VLX Series 4-Channel Class "DE" Digital Stereo Amplifier • 200W x 4 Chan @ 2 Ohm • 125W x 4 Chan @ 4 Ohm • Magnetic Induction Regulated Drive Power Supply • Balanced Transformer-Less Logic Input

VLX Series 4-Channel Class "DE" Digital Stereo Amplifier • 200W x 4 Chan @ 2 Ohm • 125W x 4 Chan @ 4 Ohm • Magnetic Induction Regulated Drive Power Supply • Balanced Transformer-Less Logic Input

Massive Audio BLX48 Open Box (Complete)

200w x 4 RMS @ 4ohm, 1600w Max, Full Range Full Range, 4-channel Amplifier

Go to item page Right Arrow Icon of Right Arrow

200w x 4 RMS @ 4ohm, 1600w Max, Full Range Full Range, 4-channel Amplifier

• 120 Watts RMS x 4 @ 4 ohm
• 240 Watts RMS x 2 @ 2 ohm
• 480 Watts RMS x 2 @ 4 ohm, Bridged
• Total Peak Power: 960 Watts
• CTA-2006 Compliant
• Bluetooth Capable with Separate Dongle
• Conformal Coating Protects Against Water, Dust, Heat
• 8.5" L x 4.25" W x 1.6" H

• 120 Watts RMS x 4 @ 4 ohm
• 240 Watts RMS x 2 @ 2 ohm
• 480 Watts RMS x 2 @ 4 ohm, Bridged
• Total Peak Power: 960 Watts
• CTA-2006 Compliant
• Bluetooth Capable with Separate Dongle
• Conformal Coating Protects Against Water, Dust, Heat
• 8.5" L x 4.25" W x 1.6" H

Items per page: 20 40 60

    Clear all

    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.
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2019 Dodge Challenger

    1998 Dodge Durango

    2016 Audi S5

    2018 Genesis G90

    2002 Chevrolet Tahoe

    2024 Ford Escape

    2012 Subaru Legacy

    2013 Ford Fusion

    1996 Chrysler Cirrus

    2004 Suzuki Forenza

    Vehicle
    Store
    Delete

    2020 Can-Am Defender XT HD8

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.