Our Top 20 Picks:
The 20 Best Mono Amp Reviews:
Bestseller No. 1 
Blaupunkt 1500W 1-Channel, Monoblock Amplifier
- 1500W Maximum Power Monoblock Amplifier
- Optimized 563-watt RMS and a max output power of 1500 watts, you can give your music a huge boost in power that will have you and your passengers partying while on the road
- Compactly built so this amplifier can fit perfectly into any trunk
Bestseller No. 2 
Skar Audio RP-350.1D Monoblock Class D MOSFET Amplifier with Remote Subwoofer Level Control, 350W
- Class D MOSFET Monoblock Power Amplifier
- Peak Power at 1 Ohm: 388 Watts | RMS Power at 1 Ohm: 350 Watts
- Frequency Response: 20Hz - 250Hz, On-board Bass EQ Switch with +6 or +12dB boost at 45Hz
- Featuring 4-Way Protection Circuitry and 8 AWG Power & Ground Input Terminals for Maximum Current Flow
- Stable at 1 ohm | Remote Subwoofer Level Control Included
SaleBestseller No. 3 
JBL Club A600 - Mono amplifier (600w X 1) amplifier with Remote Level Control
- Premium JBL Sound with 600W X 1
- Compact size
- High and low level input
- Variable crossover and bass boost
- Wired Remote Bass Control
SaleBestseller No. 4 
PIONEER 500W Mono Class D AMP
- 300W RMS x 1 @ 4Ω
- 500W RMS x 1 @ 2ω
- 800W RMS x 1 @ 1ω
- Free rasp: 10hz–240khz
- Signal-to-noise ratio: 100dB
SaleBestseller No. 5 
BOSS Audio Systems R1100M Riot Series Car Audio Subwoofer Amplifier - 1100 High Output, Monoblock, Class A/B, 2/4 Ohm Stable, Low/High Level Inputs, Low Pass Crossover, Mosfet Power Supply, Stereo
- Power - 1100 Max x 1 @ 2 Ohms, 550 Max x 1 @ 4 Ohms
- Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal
- Mosfet Power Supply - A MOSFET is an electrical switch that allows the flow of electrical current. It controls the output voltage & current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry
- Low & High Level Inputs - A low level (RCA) input is measured in voltages. A high level (+/- wire) input is measured in wattages. Both essentially carry signal from your receiver to your amplifier to your speakers
- Variable Low-Pass Crossover - Subwoofers reproduce sound based on a number of different low-range frequencies. You can set exact sound specifications for the bass frequency reproduction
SaleBestseller No. 6 
Kicker 46CXA8001 Car Audio Class D Amp Mono 1600W Peak Sub Amplifier CXA800.1
- Kicker 46CXA8001 Car Audio Class D Amp Mono 1600W Peak Sub Amplifier CXA800.1
Bestseller No. 7 
Blaupunkt AMP1500M High-End 1500 Watts Monoblock Car Audio Amplifier/Amp +Remote
- Blaupunkt 1500 Watt Monoblock Amplifier
- Max power output: 1500 watts / RMS Output Power Rating: 4 ohms: 120 watts x 1 channel / 2 ohms: 200 watts x 1 channel / Frequency Response: 10Hz - 30kHz
- Signal-To- Noise Ratio: >96 dB / Voltage Supply: 11 - 16V DC / Gain Adjust: 200mV-8V
- Total Harmonic Distortion: <0.05% / RCA Input: 2-channel / Fuse: 30A x 1
- Crossover Frequency: 40Hz - 250Hz / Crossover Slope (dB/oct): 12dB/oct
Bestseller No. 8 
Planet Audio AC1500.1M Monoblock Car Amplifier - 1500 Watts Max Power, 2/4 Ohm Stable, Class A/B, Mosfet Power Supply, Remote Subwoofer Control
- power: max power output of 1500 watts at 2 ohms into one channel. maximum power output of 750 watts at 4 ohms into one channel. this amplifier is designed to run your subwoofer(s) giving them the power that they need to perform as they were meant to
- high level inputs: speaker level inputs are commonly referred to as high-level inputs. this input will be used to connect the ac1500.1m to your factory radio or aftermarket radio that does not have low-level (rca) inputs
- low level inputs: line level inputs, also known as rca inputs or low-level inputs, use rca interconnect cables to link the ac1500.1m with the source unit. most aftermarket radios have multiple pairs of rca outputs that can connect to multiple amplifiers
- low-pass crossover: a low-pass filter is an electronic circuit that removes all the notes below the filter's frequency setting. a low-pass filter will primarily keep high notes out of your subwoofer(s)
- variable bass boost: variable bass boost allows you to adjust the low bass within the boost range to just the way you like it
SaleBestseller No. 9 
Kicker 46CXA4001 CXA4001-400-Watt Mono Class D Subwoofer Amp
- CX-Series Amplifiers are the perfect combination of big power, bigger flexibility and true reliability!
- A variable 12dB crossover, KickEQ 6dB variable bass boost and a 24dB subsonic filter on mono amps gives you the control you want - to craft the sound you love.
- Mono KICKER CX Amplifiers are now stable down to one Ohm, giving you the freedom to put even more subs in your system!
- CX-Series amps include vertical and horizontal mounting hardware, so you can show off your install style!
- These powerful amps work with as little as nine volts of power from your battery, and as much as 40 volts (400 watts) of speaker-level input signal.
Bestseller No. 10 
Hifonics ZRX1816.1D Zeus Mono Class-D Subwoofer Amplifier, 1800-Watt
- Illuminated Hifonics Badge
- SPC - Simpatico Coil Design, HSMD - Hifonics Surface Mount Design
- PWM MOSFET Power Supply for Maximum Current Levels
- DC, Short Circuit, Thermal and Overload Protection
- A classic Hifonics aluminum heatsink with a Zeus 1800 Watt, 1 ohm stable, Class D mono subwoofer car audio amplifier.
SaleBestseller No. 11 
Kicker 46CXA12001 Car Audio Class D Amp Mono 2400W Peak Sub Amplifier CXA1200.1
- Kicker 46CXA12001 Car Audio Class D Amp Mono 2400W Peak Sub Amplifier CXA1200.1
Bestseller No. 12 
Alpine S-A60M S-Series Class D Mono Amplifier
- 330 watts RMS x 14 ohms
- preamp and speaker-level inputs
- variable bass boost
- The amp includes preamp- and speaker-level inputs,you can installin almost any vehicle, even one with a factory radio.
Bestseller No. 13 
CT Sounds CT-400.1D Compact Class D Car Audio Monoblock Amplifier, 400 Watts RMS
- Car audio amplifier with 400 watts RMS power at 1-ohm load (14.4v); 300 watts RMS at 2-ohm load (14.4v); 150 watts RMS at 4-ohm load (14.4v); Frequency response: 0 to 320 Hz (Bass Knob Included)
- Small footprint and compact chassis makes this mono amplifier easy to install in any vehicle or car audio application; but don’t let the size fool you, this 400 watt amplifier absolutely pounds
- Engineered to be the most efficient car monoblock amplifier in its class so that you can get the most out of your vehicle’s electrical system
- MOSFET pulse width modulated power supply and proprietary heat dissipation design will ensure the amplifier for car subwoofers runs cool for even the most demanding playlists
- 4-way protection circuitry features high voltage, low voltage, over current, and high-temperature protection; sleep easy at night knowing your class d amplifier car audio is protected
SaleBestseller No. 14 
PIONEER 2400W MONOCLASS D Mono AMP (GM-D9701)
- 500W RMS x 1 @ 4Ω
- 800W RMS x 1 @ 2ω
- 1 200W RMS x 1 @ 1ω
- Free rasp 10hz–240khz
- Signal-to-noise ratio 100dB
Bestseller No. 15 
Rockville Rxd-m0 1200 Watt/600W RMS Mono Class D 1 Ohm Amplifier Car Audio Amp
- Rockville RXD-M0 1200 Watt / 600 Watt RMS Mono Class D 1 Ohm Car Stereo Amplifier with Optical Coupler Technology. CEA Compliant Power Ratings : (Rated at less than 1 % distortion)
- 1 Ohm : 300 Watts x 1 Channel <1% THD+N . 2 Ohm : 200 Watts x 1 Channel <1% THD+N. 4 Ohm : 150 Watts x 1 Channel <1% THD+N . RMS Power Ratings : (Use these RMS ratings when comparing with great brands such as Hifonics, Earthquake, Soundstream, etc)
- 1 Ohm : 1200 Watts x 1 Channel . 2 Ohm : 800 Watts x 1 Channel. 4 Ohm : 600 Watts x 1 Channel. High-Speed MOSFET Power Supply. Optical Coupler Class “D” Technology. Studio-Grade Bipolar Output Stage Transistors .
- Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Low Pass Filter : 50Hz - 250Hz. Subsonic Filter : 15Hz - 55Hz. Phase Control Switch. Full IC-Controlled Protection Circuitry. Remote Dashboard Subwoofer Control.
- 8 Volt Preamp Circuitry. Status Mode LED Indicator. Minimum THD at Rated Power : < 0.05%. S / N Ratio : >100dB. Frequency Response : 10Hz - 500KHz. Damping Factor : > 200 @ 100Hz. 50 Amp Maxi Fuse. Dimensions : (W x H x L) 8.5" x 1.8" x 12.5".
Bestseller No. 16 
Skar Audio RP-800.1DM 800 Watt Monoblock Class D Marine Subwoofer Amplifier
- Marine Class D MOSFET Monoblock Power Amplifier
- Peak Power at 1 Ohm: 1,200 Watts | RMS Power at 1 Ohm: 800 Watts
- Fully Marinized with Waterproof Coating on Circuit Board & Rust Proof Painting on Mechanical Case
- Frequency Response: 20Hz - 250Hz, On-board Bass EQ Switch with +6 or +12dB boost at 45Hz
- Featuring 4-Way Protection Circuitry and 4 Gauge Power & Ground Input Terminals for Maximum Current Flow
Bestseller No. 17 
BOSS Audio OX3KD Class D Car Amplifier – 3000 Watts, 1 Ohm Stable, Digital, Monoblock, MOSFET Power Supply
- POWER: 3000 Watts Max x 1 @1-Ohm, 1500 Watts Max x 1 @2-Ohms. DIMENSIONS: The OX3KD is 12.3 inches in Depth, 7 inches in Width and 2.3 inches in Height. It weighs 6.5 lbs.
- CLASS D: Power loss is significantly reduced making the amplifier highly efficient. Excess energy is stored until it’s needed instead of being converted into heat. Reduction in size/weight, reduced power waste, smaller heat sink, compact circuitry
- 1 OHM STABLE: Able to continuously power loads of 1 Ohm without encountering difficulties such as overheating. Typically made to power up subwoofers that demand the heavier power load requirements to be able to perform the way they were made to
- STRAPPING CAPABLE: You are able to strap TWO OX3KD amplifiers and double the power that is being sent to your subwoofer(s). You now have the ability to connect more subwoofers to take advantage of the extra power
- WARRANTY: BOSS Audio Systems provides a powerful 6 year Platinum Online Dealer Warranty so long as the purchase is made through Amazon.Com. We strongly encourage professional installation of this product to ensure proper and safe functionality
Bestseller No. 18 
Lanzar B52 Car Audio, Amplifier Monoblock, 1 Channel, 2,000 Watt, 2 Ohm, RCA Input, Bass Boost, Mobile Audio, Amplifier for Car Speakers, Car Electronics, Crossover Network (HTG137) , BLACK
- AUDIO EVOLUTION: This amplifier car audio features excellent frequency response rates and crossover network that place these amps in a class of their own.
- SOUND SPECIALIZATION: This high-powered Power Amplifier is cutting edge technology at its finest. RCA connectors ensure a secure connection between amplifier and speakers that allow distortion-free sound.
- INTELLIGENT DESIGN: The amplifier monoblock features include power and protection LED indicators; soft turn-on/off; and 1 channel amp design.
- RCA JACKS: The Line-Out jacks allow you to build multiple amplifier systems without having to use splitter cords to distribute the signal. This makes it easier to bring one set into the first amp, then use the line out jack as the feed to the next amp.
- GREAT DEAL: Often a monoblock amp comes with a high price tag. Yet the Lanzar mono amplifier is budget friendly with all the features, reducing crosstalk between channels. Please update the listing's title, description, & bullets.
Bestseller No. 19 
Rockford Fosgate R2-500X1 Prime 500-Watt Mono Amplifier
- The R2-500X1 full-range class-D mono amplifier (1.9" x 6.8" x 8.5") is packed with features and performance to deliver power and bass on demand with 500 Watts of RMS power
- Class D technology makes this amp extremely efficient by reducing demand on the vehicles electrical system (RMS Power: 300 Watts x 1 @ 4Ω OR 500 Watts x 1 @ 2Ω)
- Featuring C.L.E.A.N. circuitry to help you adjust your gain settings, a P.O.W.E.R. Supply that generates more power as voltage increases, and integrated Punch EQ that corrects for acoustic deficiencies while delivering up to 3X the bass
- Designed for subwoofers, a variable infrasonic filter and remote level control allows you to tune the bass for the desired level for the music
- Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller
Bestseller No. 20 
HIFONICS Zeus [email protected] Mono
- Angled Terminals for Ease of Access
- 1,200 watts max
- 600 watts x 1 at 2 ohms
- 300 watts x 1 at 4 ohms
- Frequency response: 10 Hz to 500 Hz
Last update on 2023-01-12 / Affiliate links / Images from Amazon Product Advertising API