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Best Car Audio Amplifiers 4 Channel of 2026
Last updated on 09/04/2026
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Multichannel Amplifiers
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1
Pioneer GM-D9704 1600W Class D 4-Channel Car Amplifer, With Bass Remote
PIONEER
Why we love it
Powerful 1600W combined max power.
Versatile 4 channel Amplifier.
Compact with 302 x 215 x 60mm dimensions.
Main Highlights
4 channel Amplifier
Wattage RMS (4Ω <=1% THD+N) 4 x 130W
Wattage RMS (2Ω <=1% THD+N) 4 x 200W
302 x 215 x 60 (mm)
1600W combined Max power
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9.7
Exceptional
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9.7
Exceptional
PIONEER
Pioneer GM-D9704 1600W Class D 4-Channel Car Amplifer, With Bass Remote
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Why we love it
Powerful 1600W combined max power.
Versatile 4 channel Amplifier.
Compact with 302 x 215 x 60mm dimensions.
Main Highlights
4 channel Amplifier
Wattage RMS (4Ω <=1% THD+N) 4 x 130W
Wattage RMS (2Ω <=1% THD+N) 4 x 200W
302 x 215 x 60 (mm)
1600W combined Max power
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Value for Money
2
Recoil DI1200.4 Full-Range Class-D 4-Channel Car Audio Amplifier 2400 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
RECOIL
Why we love it
Powerful performance for any application.
Durable design with efficient cooling.
Versatile controls for custom tuning.
Main Highlights
Class-D 4-Channel Amplifier, 2400 Watts Max Power, RMS 300 Watts x 4@2 Ohm; RMS 210 Watts x 4@4Ohm; RMS (Bridged): 610 Watts x 2@4Ohm; Peak Power: 600 Watts x 4@2Ohm
Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.
With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications.
Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
Dimensions: 8.9" x 6.1" x 1.8" (227mm x 155mm x 46mm)
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9.7
Exceptional
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9.7
Exceptional
RECOIL
Recoil DI1200.4 Full-Range Class-D 4-Channel Car Audio Amplifier 2400 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
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Show More
Why we love it
Powerful performance for any application.
Durable design with efficient cooling.
Versatile controls for custom tuning.
Main Highlights
Class-D 4-Channel Amplifier, 2400 Watts Max Power, RMS 300 Watts x 4@2 Ohm; RMS 210 Watts x 4@4Ohm; RMS (Bridged): 610 Watts x 2@4Ohm; Peak Power: 600 Watts x 4@2Ohm
Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.
With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications.
Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
Dimensions: 8.9" x 6.1" x 1.8" (227mm x 155mm x 46mm)
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3
AudioControl EPICFOUR 800W RMS 4-Channel Car Amplifier – High-Power Full-Range & Subwoofer Performance, Class-D, Low-Distortion Premium Mobile Audio Upgrade
AudioControl
Why we love it
Compact yet powerful design.
Maximum power for amazing sound.
Energy-efficient for longer use.
Main Highlights
𝐂𝐨𝐦𝐩𝐚𝐜𝐭 𝐃𝐢𝐠𝐢𝐭𝐚𝐥 𝐂𝐥𝐚𝐬𝐬-𝐃: Experience high performance in a small package, delivering impressive power without taking up much space.
𝐌𝐚𝐱𝐢𝐦𝐮𝐦 𝐏𝐨𝐰𝐞𝐫 𝐎𝐮𝐭𝐩𝐮𝐭: Designed for 1-ohm load in Mono and 2-ohm load for Full-range, ensuring your system delivers peak power for massive, heart-pounding sound.
𝟏𝟐𝐝𝐁/𝐎𝐜𝐭𝐚𝐯𝐞 𝐕𝐚𝐫𝐢𝐚𝐛𝐥𝐞 𝐇𝐢𝐠𝐡 𝐏𝐚𝐬𝐬 𝐅𝐢𝐥𝐭𝐞𝐫: Ensures your speakers operate at their optimal frequency range to deliver a continual rush of precision sound.
𝟗𝟎𝐝𝐁+ 𝐒𝐢𝐠𝐧𝐚𝐥 𝐭𝐨 𝐍𝐨𝐢𝐬𝐞 𝐑𝐚𝐭𝐢𝐨: Enjoy clean and clear audio with minimal background noise for a pulsating listening experience.
𝐄𝐧𝐞𝐫𝐠𝐲-𝐄𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐭 𝐃𝐞𝐬𝐢𝐠𝐧: The ultra-efficient idle draw means it won’t drain your battery, so that you can always arrive to the party in style.𝐒𝐦𝐚𝐫𝐭 𝐀𝐮𝐭𝐨 𝐑𝐞𝐬𝐞𝐭 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐂𝐢𝐫𝐜𝐮𝐢𝐭: Multiple protection modes are in place to prevent damage if your amplifier encounters an issue.
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9.7
Exceptional
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9.7
Exceptional
AudioControl
AudioControl EPICFOUR 800W RMS 4-Channel Car Amplifier – High-Power Full-Range & Subwoofer Performance, Class-D, Low-Distortion Premium Mobile Audio Upgrade
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Show More
Why we love it
Compact yet powerful design.
Maximum power for amazing sound.
Energy-efficient for longer use.
Main Highlights
𝐂𝐨𝐦𝐩𝐚𝐜𝐭 𝐃𝐢𝐠𝐢𝐭𝐚𝐥 𝐂𝐥𝐚𝐬𝐬-𝐃: Experience high performance in a small package, delivering impressive power without taking up much space.
𝐌𝐚𝐱𝐢𝐦𝐮𝐦 𝐏𝐨𝐰𝐞𝐫 𝐎𝐮𝐭𝐩𝐮𝐭: Designed for 1-ohm load in Mono and 2-ohm load for Full-range, ensuring your system delivers peak power for massive, heart-pounding sound.
𝟏𝟐𝐝𝐁/𝐎𝐜𝐭𝐚𝐯𝐞 𝐕𝐚𝐫𝐢𝐚𝐛𝐥𝐞 𝐇𝐢𝐠𝐡 𝐏𝐚𝐬𝐬 𝐅𝐢𝐥𝐭𝐞𝐫: Ensures your speakers operate at their optimal frequency range to deliver a continual rush of precision sound.
𝟗𝟎𝐝𝐁+ 𝐒𝐢𝐠𝐧𝐚𝐥 𝐭𝐨 𝐍𝐨𝐢𝐬𝐞 𝐑𝐚𝐭𝐢𝐨: Enjoy clean and clear audio with minimal background noise for a pulsating listening experience.
𝐄𝐧𝐞𝐫𝐠𝐲-𝐄𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐭 𝐃𝐞𝐬𝐢𝐠𝐧: The ultra-efficient idle draw means it won’t drain your battery, so that you can always arrive to the party in style.𝐒𝐦𝐚𝐫𝐭 𝐀𝐮𝐭𝐨 𝐑𝐞𝐬𝐞𝐭 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐂𝐢𝐫𝐜𝐮𝐢𝐭: Multiple protection modes are in place to prevent damage if your amplifier encounters an issue.
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4
PIONEER GM-DX104 4 channel inline car amplifier - 4 x 100w
PIONEER
Why we love it
Exceptional sound with deep bass.
Flexible speaker configuration options available.
Compact design fits any vehicle.
Main Highlights
Exceptional Sound Quality: This Class D Pioneer amplifier delivers rich detail, an expansive soundstage, and deep bass. Designed for high-resolution audio, it enhances dynamics and signal-to-noise ratio, creating a superior in-car listening experience.
Flexible Speaker Configuration: Power 4, 3, or 2 speakers with 4x 45W RMS at 4 ohms, 90W RMS when bridged, or up to 100W x 4 MAX at 4 ohms (1% THD). This amplifier provides versatile options and powerful performance for any audio setup.
High Voltage Compatibility: The GM-DX104 supports systems up to 16V, ideal for EVs and advanced applications. Its optimized circuit design ensures reliable, stable audio performance and exceptional energy efficiency, making it perfect for high voltage setups.
Precise Frequency Control: Amplifier's High-Pass (HPF) and Low-Pass (LPF) filters optimize speaker performance, splitting frequencies (80 Hz crossover) to ensure smooth transitions and fine-tuned audio to suit your listening preferences.
Enhanced Performance & Durability: Gold-plated terminals improve signal accuracy, prevent corrosion, and resist wear, ensuring long-lasting, reliable performance for superior audio quality.
Easy & Efficient Installation: With low current consumption (1.6 amps), amp requires no engine wiring, reducing setup time. Power it from your navigation or audio system, and use the included RCA and speaker input cables for quick, easy installation.
Compact Design: The GM-DX104 amplifier from Pioneer offers adaptable installation in any vehicle with its compact size, ensuring seamless integration into tight spaces without compromising on performance or functionality.
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9.6
Superb
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9.6
Superb
PIONEER
PIONEER GM-DX104 4 channel inline car amplifier - 4 x 100w
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Show More
Why we love it
Exceptional sound with deep bass.
Flexible speaker configuration options available.
Compact design fits any vehicle.
Main Highlights
Exceptional Sound Quality: This Class D Pioneer amplifier delivers rich detail, an expansive soundstage, and deep bass. Designed for high-resolution audio, it enhances dynamics and signal-to-noise ratio, creating a superior in-car listening experience.
Flexible Speaker Configuration: Power 4, 3, or 2 speakers with 4x 45W RMS at 4 ohms, 90W RMS when bridged, or up to 100W x 4 MAX at 4 ohms (1% THD). This amplifier provides versatile options and powerful performance for any audio setup.
High Voltage Compatibility: The GM-DX104 supports systems up to 16V, ideal for EVs and advanced applications. Its optimized circuit design ensures reliable, stable audio performance and exceptional energy efficiency, making it perfect for high voltage setups.
Precise Frequency Control: Amplifier's High-Pass (HPF) and Low-Pass (LPF) filters optimize speaker performance, splitting frequencies (80 Hz crossover) to ensure smooth transitions and fine-tuned audio to suit your listening preferences.
Enhanced Performance & Durability: Gold-plated terminals improve signal accuracy, prevent corrosion, and resist wear, ensuring long-lasting, reliable performance for superior audio quality.
Easy & Efficient Installation: With low current consumption (1.6 amps), amp requires no engine wiring, reducing setup time. Power it from your navigation or audio system, and use the included RCA and speaker input cables for quick, easy installation.
Compact Design: The GM-DX104 amplifier from Pioneer offers adaptable installation in any vehicle with its compact size, ensuring seamless integration into tight spaces without compromising on performance or functionality.
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5
Pioneer GM-A4704 4-Channel Bridgeable Amplifier (520W)
PIONEER
Why we love it
Powerful 520W for immersive sound.
Versatile with different power configurations.
Compact design for easy installation.
Main Highlights
520w 4 Channel Amplifier Bridgeable
Package Dimensions : 30.0 L x 20.0 W x 20.0 H (centimetres)
RMS: 4 x 40W (4 Ω) or 2 x 130W (4Ω bridged) or 4 x 65 W (2 Ω)
Maximum power input - 520W (Bridged) or 2 x 80W (4 Ω) or 4 x 130 W (2 Ω)
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9.5
Superb
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9.5
Superb
PIONEER
Pioneer GM-A4704 4-Channel Bridgeable Amplifier (520W)
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Show More
Why we love it
Powerful 520W for immersive sound.
Versatile with different power configurations.
Compact design for easy installation.
Main Highlights
520w 4 Channel Amplifier Bridgeable
Package Dimensions : 30.0 L x 20.0 W x 20.0 H (centimetres)
RMS: 4 x 40W (4 Ω) or 2 x 130W (4Ω bridged) or 4 x 65 W (2 Ω)
Maximum power input - 520W (Bridged) or 2 x 80W (4 Ω) or 4 x 130 W (2 Ω)
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6
Alpine Electronics 4 Channel Amplifier
Alpine
Why we love it
Ultimate sound control options.
Exceptional bass enhancement.
Promises powerful performance.
Main Highlights
Amplifier type: Class-A/B
Channel design: 4/3/2 channel
Thermal control: Thermal management control
Power supply: DC-DC PWM power supply
Power supply design: Mosfet power
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9.4
Superb
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9.4
Superb
Alpine
Alpine Electronics 4 Channel Amplifier
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Why we love it
Ultimate sound control options.
Exceptional bass enhancement.
Promises powerful performance.
Main Highlights
Amplifier type: Class-A/B
Channel design: 4/3/2 channel
Thermal control: Thermal management control
Power supply: DC-DC PWM power supply
Power supply design: Mosfet power
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7
Phoenix Gold Z3004i 300W RMS 4-Channel Car Amplifier – High-Performance Audio Boost, Compact Design, Low-Distortion Power, Premium Mobile Sound Upgrade
PHOENIX GOLD
Why we love it
Powerful 600W maximum output.
Exceptional sound quality performance.
Compact design for easy installation.
Main Highlights
Power (MAX) 600W Power Ratings (RMS) 65W x 4 @ 4Ohm 90W x 4 @ 2Ohm 180W x 2 @ 4ohm bridged Frequency Response 20Hz – 20kHz Signal to Noise Ratio >96dB High & Low Pass Crossover 6dB per Octave Crossover Range 50Hz – 400Hz Low – High Level Input Range 0.2V to 10V Minimum Load Impedance 2ohm stereo & 4ohm bridged Dimensions (L x W x H) 254 x 160 x 48mm
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9.2
Superb
Check Price
9.2
Superb
PHOENIX GOLD
Phoenix Gold Z3004i 300W RMS 4-Channel Car Amplifier – High-Performance Audio Boost, Compact Design, Low-Distortion Power, Premium Mobile Sound Upgrade
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Show More
Why we love it
Powerful 600W maximum output.
Exceptional sound quality performance.
Compact design for easy installation.
Main Highlights
Power (MAX) 600W Power Ratings (RMS) 65W x 4 @ 4Ohm 90W x 4 @ 2Ohm 180W x 2 @ 4ohm bridged Frequency Response 20Hz – 20kHz Signal to Noise Ratio >96dB High & Low Pass Crossover 6dB per Octave Crossover Range 50Hz – 400Hz Low – High Level Input Range 0.2V to 10V Minimum Load Impedance 2ohm stereo & 4ohm bridged Dimensions (L x W x H) 254 x 160 x 48mm
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8
Recoil DI800.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1500 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
RECOIL
Why we love it
Powerful performance at every level.
Versatile controls for all applications.
Cool and efficient design.
Main Highlights
Class-D 4-Channel Amplifier, 1500 Watts Max Power, RMS 185 Watts x 4@2 Ohm; RMS 125 Watts x 4@4Ohm; RMS (Bridged): 360 Watts x 2@4Ohm; Peak Power: 370 Watts x 4@2Ohm
Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.
With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications.
Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
Dimensions: 8" x 6.1" x 1.8" (203mm x 155mm x 46mm)
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9.1
Superb
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9.1
Superb
RECOIL
Recoil DI800.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1500 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
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Show More
Why we love it
Powerful performance at every level.
Versatile controls for all applications.
Cool and efficient design.
Main Highlights
Class-D 4-Channel Amplifier, 1500 Watts Max Power, RMS 185 Watts x 4@2 Ohm; RMS 125 Watts x 4@4Ohm; RMS (Bridged): 360 Watts x 2@4Ohm; Peak Power: 370 Watts x 4@2Ohm
Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.
With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications.
Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
Dimensions: 8" x 6.1" x 1.8" (203mm x 155mm x 46mm)
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9
Fosi Audio CA30 4-CH Car Multichannel Amplifier, Independent Crossover RCA/High Level Input, 88% Efficiency 100W x 4 @ 4Ω/320W Bridged, Mini Low Noise HiFi Amp for Vehicle Stereo Audio Sound System
Fosi Audio
Why we love it
HiFi car sound quality.
Efficient Class D design.
Compact universal fit.
Main Highlights
4-Ch Car Multichannel Amplifiers: Class D 4-channel design supports stereo connection and bridging for flexible system configs. Infineon IR4322 chip delivers clean, full-range sound to drive your vehicle's speakers with low distortion and minimal heat
HiFi Sound Quality: Brings Fosi Audio's home audio technology to the car audio world. Features JRC/ST op-amps with THD+N ≤0.008%, SNR ≥100dB, and ultra-low noise floor ≤200μV—specifications that outperform standard car amplifiers in its class
88% High Efficiency & Bridgeable: Class D design minimizes heat while delivering 100W x 4, and bridgeable mode provides 320W x 2 @ 4Ω for subwoofers. REM wire enables linking on/off with your head unit, while adjustable HPF/LPF crossover (50–250 Hz)
Compact Universal Fit: Measures 7.3" x 3.9" x 1.7" to fit under seats or tight spaces. Compatible with 10–16V DC gasoline vehicles, including sedans, SUVs, trucks, MPVs, Jeeps, and vans, for easy installation
Smart Cooling & Protection: CNC aluminum finned heatsink keeps temps low for stable, long-session sound. Built-in protection against overheating, short circuits, over-/under-voltage, and reverse polarity; handy LED indicators keep you informed
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9.0
Superb
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9.0
Superb
Fosi Audio
Fosi Audio CA30 4-CH Car Multichannel Amplifier, Independent Crossover RCA/High Level Input, 88% Efficiency 100W x 4 @ 4Ω/320W Bridged, Mini Low Noise HiFi Amp for Vehicle Stereo Audio Sound System
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Show More
Why we love it
HiFi car sound quality.
Efficient Class D design.
Compact universal fit.
Main Highlights
4-Ch Car Multichannel Amplifiers: Class D 4-channel design supports stereo connection and bridging for flexible system configs. Infineon IR4322 chip delivers clean, full-range sound to drive your vehicle's speakers with low distortion and minimal heat
HiFi Sound Quality: Brings Fosi Audio's home audio technology to the car audio world. Features JRC/ST op-amps with THD+N ≤0.008%, SNR ≥100dB, and ultra-low noise floor ≤200μV—specifications that outperform standard car amplifiers in its class
88% High Efficiency & Bridgeable: Class D design minimizes heat while delivering 100W x 4, and bridgeable mode provides 320W x 2 @ 4Ω for subwoofers. REM wire enables linking on/off with your head unit, while adjustable HPF/LPF crossover (50–250 Hz)
Compact Universal Fit: Measures 7.3" x 3.9" x 1.7" to fit under seats or tight spaces. Compatible with 10–16V DC gasoline vehicles, including sedans, SUVs, trucks, MPVs, Jeeps, and vans, for easy installation
Smart Cooling & Protection: CNC aluminum finned heatsink keeps temps low for stable, long-session sound. Built-in protection against overheating, short circuits, over-/under-voltage, and reverse polarity; handy LED indicators keep you informed
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10
Recoil DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
RECOIL
Why we love it
Powerful 1040 Watts maximum output.
Versatile adjustable user controls.
Efficient cooling for prolonged use.
Main Highlights
Class D 4-Channel Amplifier, 1040 Watts Max Power, RMS 130 Watts x 4 Channels@2 Ohm; RMS 80 Watts x 4@4Ohm; RMS (Bridged): 260 Watts x 2@4Ohm; Peak Power: 260 Watts x 4@2Ohm
Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.
With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications.
Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
Dimensions: 7.48" x 5.90" x 1.77"
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8.9
Excellent
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8.9
Excellent
RECOIL
Recoil DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
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Show More
Why we love it
Powerful 1040 Watts maximum output.
Versatile adjustable user controls.
Efficient cooling for prolonged use.
Main Highlights
Class D 4-Channel Amplifier, 1040 Watts Max Power, RMS 130 Watts x 4 Channels@2 Ohm; RMS 80 Watts x 4@4Ohm; RMS (Bridged): 260 Watts x 2@4Ohm; Peak Power: 260 Watts x 4@2Ohm
Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.
With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications.
Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
Dimensions: 7.48" x 5.90" x 1.77"
Show More