4-Channel Amplifiers (177)

Soundstream ST4.1200D Stealth Series 1200W Channel Class D Motorcycle Car Audio Boats, ATVs, Side-by-Sides, Golf carts Amplifier + Absolute 4Gauge Amp Kit Don’t let these little monsters fool you. The latest and greatest of class D full-range technology allows us to pack 10 pounds of KICK YOUR ASS in less than 2-pound chassis. Once regarded as “dirty power”, class D's stable performance, thanks to high power capability, maximum efficiencies, and low tolerance components, rivals traditional full-range applications. Minimal power requirements, ultra-micro footprint, unbelievable sound quality, and easy installation make Stealth amplifiers great for any car, motorcycle, boat, or off-road vehicle… Using an Original or Factory Radio? No Problem, this amplifier is equipped with an Automatic Hi-Level Signal Sensing Turn-On. No need to run a remote wire to turn it on, this amplifier will detect the signal and turn it on and off automatically. (Hi-Level Input only) General Features: Total power output: 1,200watts 2-Ohms: 150 Watts x 4 channels 4-Ohms: 100 Watts x 4 channels 4-Ohms/Bridged: 300 Watts x 2 channels High-Efficiency Class D Full-Range Amplifiers Hybrid Aluminum Alloy Heatsink for Optimum Dissipation 2-ohm Stereo & 4-ohm Bridged Full-Range Operation MOSFET Power Supply w/ Audiophile Grade IRTM Transistors Military Grade SMT PCB Maintains Dynamic Performance Direct Short, Thermal, & Overload Circuits Protect Amplifier 200mV-12V High-Level or Low-Level RCA Input Automatic Turn-On Hi-Level Signal Sensing Quick Disconnect RCA/High-Level Wire Harness Quick Disconnect Power and Speaker Output Harness Variable 12dB High Pass, Low Pass, & Subsonic Crossovers Amplifier Dimensions 3″W x 1.5″H x 7.75″W Weight: 1.90lbs ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Power Acoustik MOFO4-3KD 3000 Watts MOFO Series 4 Channel Class D Car Amplifier For decades, car amplifiers have been repetitiously manufactured having a common horizontal shape. While practical, this stereotypical form factor has gone stale. End caps & trim bezels do their best to spruce up lifeless heatsinks. However, at the end of the day, this lack of creativity might leave you desiring more. It’s time to break these stubborn habits and set in motion a new trend in amplifier design. MOFO amplifiers depart from the mundane squatty shape of conventional amplifiers, bringing the character back to amplifier design. A diecast aluminum 4-leg pedestal secures a compact 5”x5” MOFO tower chassis, leaving ample floor space in any trunk or cargo space. You could even attach MOFO amps to wall panels with an included wall-mount bracket. Keeping up with your demands, MOFO amps use advanced high-current power supplies and Class D output topology delivering power beyond your wildest dreams… General Features: 5” Square Monolith Chassis Design for Installation Versatility Die-cast Aluminium 4-leg Pedestal for Vertical Installation Mounting Bracket for Wall or Horizontal Mounting Included 2-ohm Stability Accommodates Various Speaker Configurations Direct Short, Thermal, & Overload Circuits Protect Amplifier 200mv-6V Low-Level RCA Input Accepts Balanced Signal Variable 12dB/Octave High Pass & Low Pass Crossovers 8ga Power/Ground Wire Terminals, 4ga Adapter Included 8ga Direct Connect Speaker Output Wire Terminals Maximum Power: 3000 Watts Low-Frequency Response: 40 Hz High-Frequency Response: 3000 Hz Number of Channels: 4 Frequency Response: 40-3000 Hz Built-In Crossovers: Yes RMS Power Output: 250 Watts RMS Power Range: 500 Watts Amplifier Class : D ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Power Acoustik MOFO4-2KD 2000 Watts MOFO Series 4 Channel Class D Car Amplifier For decades, car amplifiers have been repetitiously manufactured having a common horizontal shape. While practical, this stereotypical form factor has gone stale. End caps & trim bezels do their best to spruce up lifeless heatsinks. However, at the end of the day, this lack of creativity might leave you desiring more. It’s time to break these stubborn habits and set in motion a new trend in amplifier design. MOFO amplifiers depart from the mundane squatty shape of conventional amplifiers, bringing the character back to amplifier design. A diecast aluminum 4-leg pedestal secures a compact 5”x5” MOFO tower chassis, leaving ample floor space in any trunk or cargo space. You could even attach MOFO amps to wall panels with an included wall-mount bracket. Keeping up with your demands, MOFO amps use advanced high-current power supplies and Class D output topology delivering power beyond your wildest dreams… General Features: 5” Square Monolith Chassis Design for Installation Versatility Die-cast Aluminium 4-leg Pedestal for Vertical Installation Mounting Bracket for Wall or Horizontal Mounting Included 2-ohm Stability Accommodates Various Speaker Configurations Direct Short, Thermal, & Overload Circuits Protect Amplifier 200mv-6V Low-Level RCA Input Accepts Balanced Signal Variable 12dB/Octave High Pass & Low Pass Crossovers 8ga Power/Ground Wire Terminals, 4ga Adapter Included 8ga Direct Connect Speaker Output Wire Terminals Maximum Power: 2,000 Watts Low-Frequency Response: 40 Hz High-Frequency Response: 3000 Hz Number of Channels: 4 Frequency Response: 40-3000 Hz Built-In Crossovers: Yes RMS Power Output: 150 Watts RMS Power Range: 300 Watts Amplifier Class: D  ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Soundstream MR4.1400D Water-Resistant 1400W 4-Channel Amplifier (Boating, Off-Road) We’ve adopted the most optimum Class D performance, reliability, and smaller footprint platform for the Rubicon Nano series amplifiers and present to you Rubicon Nano. At first glance, you’ll notice this amplifier’s color; that’s the coat and finish to help this marinized model work for Marine or Powersports applications. Rubicon Nano’s signal inputs, power/ground, and speaker connections are all relocated to the leading edge of the chassis for an easier, more attractive install. All pre-amp & crossover options are appropriately located on the top surface, making adjustments after installation conceivable. You might not notice embellishments to the circuit board, including increased power supply & output stage components & Monoblock bridging capability. MR4.1400D Amplifier Rubicon Water-Resistant 4Ch Amplifier RMS Power 4Ω 125W x 4 RMS Power 2Ω 175W x 4 RMS Bridged 4Ω 350W x 2 General Feature CD/MP3, AM/FM & USB Receiver Theft Deterrent Detachable Faceplate Bluetooth V2.0 Hands-Free Calling from Enabled Phone A2DP MP3 Audio Playback from Enabled Device Playback from 32GB USB of MP3 & WMA Playback from CD, CDR, CDRW of MP3 & WMA AUX Audio Input for Personal Media Devices Front & Rear Pre-Amp Output 300w 4ch. MOSFET Speaker Outputs Custom & Pre-Set Equalizer Settings Audio Staging Controls 12/24 Hour Digital Clock Remote Control Included ⚠️Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Soundstream PN4.520D 1000W 4-Channel Picasso Nano Series Class D Amplifier When you get your first look at Picasso Nano Amplifiers, you will realize that size really does not matter too much at all. It is amazing and quite unbelievable that such a small piece of music-amplifying equipment can have such an amazing output. What’s more, in addition to fitting your bill ideally, it snugly fits into the biggest or smallest of cars, and the presence is known only when the music blasts non-stop unless your neighbor or co-traveler is complaining about the high decibels bombarding his or her ears.  General Features: Picasso Nano Series 4-Channel Class D Car Amplifier RMS Power Rating: 4 ohms: 140 watts x 4 channel RMS Power Rating:2 ohms: 250 watts x 4 channel RMS Power Rating: Bridged, 4 ohms: 500 watts x 2 channel Pulse Width Modulated MOSFET power supply Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Input sensitivity: 200mV - 6V High-pass/low-pass filter: 80 Hz, 24 dB/octave Dimensions: 4.75"W x 10.25"L x 1.50"H Authorized Internet Dealer 1-year Manufacturer's Warranty ⚠️Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Soundstream PN4.520D 520W Picasso Nano Series Class-D Digital 4-Channel Amplifier When you get your first look at Picasso Nano Amplifiers, you will realize that size really does not matter too much at all. It is amazing and quite unbelievable that such a small piece of music-amplifying equipment can have such an amazing output. What’s more, in addition to fitting your bill ideally, it snugly fits into the biggest or smallest of cars, and the presence is known only when the music blasts non-stop unless your neighbor or co-traveler is complaining about the high decibels bombarding his or her ears. General Features: Picasso Nano Series 4-Channel Class D Car Amplifier RMS Power Rating: 4 ohms: 100 watts x 4 channel RMS Power Rating: 2 ohms: 130 watts x 4 channel RMS Power Rating: 4 ohms, Bridged: 260 x 2 channel Max power output: 520 watts Pulse Width Modulated MOSFET power supply Heavy-duty aluminum heatsink Soft turn-on circuit Speaker-level (high-level) inputs Thermal and speaker short protection circuitry 4 and 2 channel operation Selectable Crossover modes: HP (80Hz) / Full / LP (80Hz) Fuse rating: 40A x 1 Dimensions: 4.75"W x 9"L x 2"H Authorized Internet Dealer 1-year Manufacturer's Warranty ⚠️Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Audio Control ACX-300.4 4-channel Powersports Marine amplifier, 50 watts RMS x 4 AudioControl’s ACX-300.4 all-weather amplifier delivers honest power levels to the sound system in your boat, ATV, UTV, motorcycle, and more. The ACX-300.4 will ensure your open-air speakers provide plenty of punch and clarity all day long for a two- or four-channel system. Installer-friendly, heavy gauge quick-connect wiring makes installation quick and painless, making the ACX-300.4 all-weather amplifier the perfect solution for your next adventure. General Features: 4/3/2-channel Marine and All Weather Selectable low/hi input stage with independent gain controls. Features AudioControl’s patented AccuBASS® circuitry Low-pass/bypass 12dB/octave Linkwitz-Riley crossover 300 Watts @ 2 Ohms or 175 Watts @ 4 Ohm 4-channel Powersports/marine amplifier 50 watts RMS x 4 at 4 ohms 75 watts RMS x 4 at 2 ohms 150 watts RMS x 2 bridged at 4 ohms Class D amp technology a selectable high-pass filter (bypass, 80, 120 Hz at 12 dB/octave) on front and rear channels Authorized Internet Dealer Dimensions: 10-3/4"W x 2-7/16"H x 3-7/8"D 1-year Manufacturer's Warranty What is in the ACX-300.4 package: ACX-300.4 owner's manual 4-Channel amplifier 7" Power & ground harness Two 7" speaker output harnesses Power & ground harness 2 Crimp-on terminals Harness locking pin ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Pioneer GM-DX874 1200 Watts Class D 4-Channel Amplifier with Bass Remote Control + Absolute KIT4 4 Gauge Amp Kit The Pioneer GM-DX874 four-channel amplifier will deliver 100 watts of RMS to your front and rear speakers for powerful music. Highly efficient Class D technology keeps this powerful amp running as cool as it looks and allows for a compact chassis that fits in many out-of-the-way spaces. The frequency response of this amplifier stretches up to 50,000 Hz to support crystal-clear Hi-Res playback. Pioneer uses high-grade electronic parts and gold-plated RCA connections to ensure maximum performance. Speaker-level inputs allow you to install this amp in a factory system without RCA connections. The amplifier switches its input mode automatically when it detects the high-level signal, eliminating the need to run a turn-on lead to your receiver or fuse box. Built-in high- and low-pass filters let you adjust the sound for your vehicle's interior, whether you're driving speakers or subs. General Features: Pioneer GM-DX874 Full Range Class D 4 Channel Amplifier RMS Power Rating: 4 ohms: 100 watts x 4 Channel RMS Power Rating: 2 ohms: 150 watts x 4 Channel RMS Power Rating: 1 ohm: 125 watts x 4 Channel Bridged, 4 ohms: 300 watts x 2 Channel Total power output: 1200 watts CTA-2006 Compliant Amplifier Wired remote bass level control included High-Quality Textured Aluminum Panel and Tough Frame 4 channel operation Gold-plated RCA Terminals Aluminum Top Board Hi-Res Audio Capable Frequency Response: 10 - 50 Hz Total Harmonic Distortion (THD): < 0.05% (1 kHz) Signal to Noise Ratio: > 95 dB Variable high-pass filter: 40 - 500 Hz, 12 dB/octave Variable Bass Boost: 0 to 18 dB bass boost at 50 Hz Fuse Rating: 30A x 2 4 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Click Here for our contact information. Dimensions: "10-3/8" W x "2-3/8" H x "7-7/8" D Authorized Internet Dealer 1-year Manufacture Warranty What’s in the GM-DX874 package: 4-Channel Amplifier Two 30-amp ATO fuses (installed) Bass Boost Remote Control Bass Boost Remote Control Cable Speaker Level to RCA Input Adapter Installation Screws X 4 Wire Terminal Tool Owner's manual (English/ French) 1-Year Warranty Sheet ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Diamond Audio MICRO4V2 Micro Series 600W 4-Channel Class-D Car Audio Amplifier + Absolute Kit0 0 Gauge Amp Kit Elite sound quality and superior power in an ultra-compact chassis. The Diamond Audio Micro4v2 4-channel power amplifier sets the standard for high-end Harley-specific amplifiers. Featuring ultra-efficient full-range class D topology and ICAD circuit that provides superior overload protection, these compact amplifiers deliver huge power for their size. Its compact design has the juice to power your system and will save you a ton of space in your car or transport whatever you need. The sound quality in a small footprint chassis can be found with Diamond Audio’s Micro series amplifiers. Featuring the ultra-efficient full-range Class D topology, these compact amplifiers deliver serious power making them the best in class. Installation possibilities are endless due to its size and power amplification output. Even with its small platform, performance and sound quality are never sacrificed with Micro amplifiers from Diamond Audio! General Features: Ultra-compact, high-density aluminum alloy chassis provides superior thermal stability. Four-layer, glass epoxy circuit board for enhanced performance and reliability Full Range Class D amplifier technology Bridgeable for high-power operation (CH1+CH2/CH3+CH4) Balanced differential inputs for superior noise rejection Input sensitivity from 200mV to 10V accepts Line (RCA) and Speaker level input Input selector switch (2 CH / 4 CH) Selectable auto-turn-on mode: Signal Sensing (VOX), 12V Remote (REM), and DC offset (DC) Fully variable, 12dB per octave, electronic crossovers Built-in BTR Port (MICRO-USB) to connect our optional Bluetooth receiver-controller Illuminated logo Specifications: RMS Power Rating: RMS Power (2Ω): 150W x 4 RMS Power (4Ω): 80W x 4 Bridged (mono 1Ω): N/A Bridged (mono 2Ω): N/A Bridged (mono 4Ω): 300W x 2 Topology: Full Range Class D Power Supply: Power Supply: Full PWM Power Supply Threshold: 10.0VDC - 17.0VDC Idle Current: (0.7A) Distortion: THD 4 (1KHx @ 4Ω): 0.5% S/N Ratio (A weighted @1W): -85dBA S/N Ratio (A weighted @FP): -101.1dBA Input Sensitivity: Low Input Level: 200mV - 10.0V High Input Level: N/A Input Impedance: Low Input Level: 20KΩ High Input Level: 20KΩ Output Stage: Output Impedance: 0.018Ω Damping Factor (50Hz@4Ω): >70 Bandwidth (-3dB): 10Hz - 35Hz Crossover (-12dB/Oct): Variable High-Pass: 40Hz - 400Hz Variable Low-Pass: 40Hz - 400Hz Variable Sun-Sonic: N/A Fuse Ratings: 40A Dimensions: 9.07” L x 4.0” W x 1.46” H ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Diamond Audio MP654+MICRO4V2+MSHXM694LK Motorsport series 6.5" Pro Compression Integrated Horn midrange 150W RMS, PAIR + 4-Channel Full Range Class D Amplifier+Harley Davidson Cut in Lid Kit  with HXM69F4 Diamond Audio MICRO4V2 Micro Series 600W 4-Channel Class-D Car Audio Amplifier Elite sound quality and superior power in an ultra-compact chassis. The Diamond Audio Micro4v2 4-channel power amplifier sets the standard for high-end Harley-specific amplifiers. Featuring ultra-efficient full-range class D topology and ICAD circuit that provides superior overload protection, these compact amplifiers deliver huge power for their size. Its compact design has the juice to power your system and will save you a ton of space in your car or transport whatever you need. The sound quality in a small footprint chassis can be found with Diamond Audio’s Micro series amplifiers. Featuring the ultra-efficient full-range Class D topology, these compact amplifiers deliver serious power making them the best in class. Installation possibilities are endless due to its size and power amplification output. Even with its small platform, performance and sound quality are never sacrificed with Micro amplifiers from Diamond Audio! General Features: Ultra-compact, high-density aluminum alloy chassis provides superior thermal stability. Four-layer, glass epoxy circuit board for enhanced performance and reliability Full Range Class D amplifier technology Bridgeable for high-power operation (CH1+CH2/CH3+CH4) Balanced differential inputs for superior noise rejection Input sensitivity from 200mV to 10V accepts Line (RCA) and Speaker level input Input selector switch (2 CH / 4 CH) Selectable auto-turn-on mode: Signal Sensing (VOX), 12V Remote (REM), and DC offset (DC) Fully variable, 12dB per octave, electronic crossovers Built-in BTR Port (MICRO-USB) to connect our optional Bluetooth receiver-controller Illuminated logo Specifications: RMS Power Rating: RMS Power (2Ω): 150W x 4 RMS Power (4Ω): 80W x 4 Bridged (mono 1Ω): N/A Bridged (mono 2Ω): N/A Bridged (mono 4Ω): 300W x 2 Topology: Full Range Class D Power Supply: Power Supply: Full PWM Power Supply Threshold: 10.0VDC - 17.0VDC Idle Current: (0.7A) Distortion: THD 4 (1KHx @ 4Ω): 0.5% S/N Ratio (A weighted @1W): -85dBA S/N Ratio (A weighted @FP): -101.1dBA Input Sensitivity: Low Input Level: 200mV - 10.0V High Input Level: N/A Input Impedance: Low Input Level: 20KΩ High Input Level: 20KΩ Output Stage: Output Impedance: 0.018Ω Damping Factor (50Hz@4Ω): >70 Bandwidth (-3dB): 10Hz - 35Hz Crossover (-12dB/Oct): Variable High-Pass: 40Hz - 400Hz Variable Low-Pass: 40Hz - 400Hz Variable Sun-Sonic: N/A Fuse Ratings: 40A Dimensions: 9.07” L x 4.0” W x 1.46” H ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Diamond Audio DMD600.4D DMD 4-Channel 1000W RMS Digital Amplifier GENERAL INFORMATION DMD series amplifiers from Diamond Audio provide best-in-class performance for the value, period! DMD series amplifiers provide substantial power in a small-footprint heat sink, which is the solution for any budget-friendly mobile audio sound system. DMD series comprises five amplifier models: one 4-channel, three mono-channel, and one 6-channel amplifier to select from. 4 Channel Full Range Digital Amplifier Input Sensitivity: 0.2-10 Volt Selectable X-Over: LPF / FULL / HPF Crossover Filter: 50-500Hz, 12dB Per Octave Slope Frequency Response: 10-20KHz Overall Operation Efficiency: >88% Selectable REM / VOX / DC Turn-On Modes Selectable 2CH / 4CH Input Modes Dimensions: 7.6” x 6.85” x 1.9” / 193.1 x 174 x 48.4 mm ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Diamond Audio MICRO82U 2-Channel 500W RMS Full Range Class D Amplifier GENERAL INFORMATION Diamond Audio continues to break new dimensions by introducing the MICRO8U series of amplifiers for 2018. Following in the footsteps of the highly popular MICRO series amplifiers, the big-brother MICRO8U series packs more power and performance! 165W x 4CH @ 2Ω / 90W x 4CH @ 4Ω / 330W x 2CH @ 4Ω Bridged RMS Power Output Input Sensitivity: 0.2-10 Volt Crossover Filter: 40-400Hz, 12dB Per Octave Slope Frequency Response: 10-33KHz Selectable REM / VOX / DC Turn-On Modes Selectable 2CH / 4CH Input Modes Dimensions: 9.1” x 4.1” x 1.46” / 230.5 x 103 x 37.2 mm Disconnected RCA Input & Speaker Output Harness Kits Included ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.