4-Channel Amplifiers (232)

Soundstream ST4.1200D Stealth Series 1200W Channel Class D Motorcycle Car Audio Boats, ATVs, Side-by-Sides, Golf carts Amplifier 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.

Hifonics ZG-1200.4 Hifonics 1200 Watts ZEUS Gamma 4-Channel Car Audio Amplifier Hifonics ZEUS Gamma four channel audio amplifier delivers 1200 watts with Simpatico coil design (SPC) that features PWM MOSFET power supply for maximum current levels. General Features: Hifonics ZG-1200.4 Class A/B Amplifier 4-Channel, Full Range, and Bridgeable Power Rating: 4 Ohm: 150 Watts x 4 2 Ohm: 300 Watts x 4 Bridged @ 4 Ohm: 600 x 2 Variable Electronic 12dB Per Octave Variable Low Pass Crossover 12dB per Octave: 40 - 300Hz Tone Control/Parametric EQ: Built-in bass control Bass Bosst: 0 - 9dB Variable Voltage: .2 to 6V Frequency Response: 10Hz-22,000Hz Total Harmonic Distortion: <0.50% Speaker Level Audio Inputs Angled Terminals for Ease of Access Aluminum Heat Sink PWM MOSFET Power Supply Electronic Equalizer Onboard Electronic Crossover High-Level Input Nickel Plated RCA Inputs Dimensions: 14.25"L x 8.25"W x 2.375"H 4 AWG Power Terminals 12 AWG Speaker Terminals Fuse Rating: 50A Authorized Internet Dealer 1-year Manufacturer's Warranty Warning:This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-A36F 600W Next Generation S-Series Hi Res Class-D 4-Channel Car Amplifier & Absolute KIT0 0 Gauge / 2500 Watt Complete Amplifier Hookup Installation Kit Bundle The next generation of Alpine S-Series amplifiers is designed to take your car audio experience to the next level without breaking the bank. With a sleek new redesign and upgraded features from their predecessors, these amplifiers offer exceptional performance and power on an affordable budget.The S-Series S2-A36F 4-channel amplifier delivers 60 Watts RMS @4 Ohms or 90 Watts RMS @2 Ohms of pristine high-fidelity signal to your car's front and rear speakers, adding sweet, clear sound to your vehicle.The amp brings your music to life by being Hi-Res Audio certified, with its precise details and emotional power revealed with a frequency response up to 40kHz. For a 3-channel 2-way system, you could also use the amp to drive a pair of front speakers with 60 Watts RMS each while powering a subwoofer with 180 Watts RMS from the bridged rear channels. A variable mid-bass boost on those rear channels allows you to dial in some extra kick and impact to your system's low-frequency sound. You can even add the optional wired remote RUX-KNOB2 to control the level of the rear channels from your front seat.High- and low-pass filters put you in command of the frequency spectrum that reaches your speakers and subs. The amp includes preamp- and speaker-level inputs so you can install it in almost any vehicle, even with a factory radio. When using the speaker-level inputs, the amp can sense the incoming signal and turn itself on, eliminating the need to run a separate turn-on wire to the receiver or fuse box. General Features: Hi-Res Audio Certified (Up to 40kHz) Power Rating: 14.4V, < 0.3% THD +N Power Output: 60W RMS x 4 @ 4Ω, 90W RMS x 4 @ 2Ω Bridged Power: 180W RMS x 2 @ 4Ω 4-Channel Amplifier Alpine’s Class D Amplifier Circuit Two-sided terminal layout Built-in Selectable/ Adjustable Crossovers Mid-Bass EQ Input for more power Optional Remote Bass Knob Compatible (required RUX-KNOB.2 or RUX-H01, sold separately) Dimensions: 8.7” W x 2.25” H x 8.25” D Weight: 4 lbs, 13 oz S/N Ratio: >83dB Frequency Response: 20Hz – 40kHz Damping Factor: >100 Owner’s Manual 4 Self-tapping screws Hexagon wrench What is in the S2-A36F package: S2-A36F owner's manual 4-Channel amplifier 2 End caps Four 3/4" screws Four 1/4" screws 2mm Allen key Owner's manual Alpine Verification Certificate Warranty information Power supply note Online product registration information Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.