Top 10 Best 300w subwoofer amplifier

Top 10 Rated 300w subwoofer amplifier in 2021 Comparison Table

Bestseller No. 1
Nobsound G2 PRO Hi-Fi 300W Subwoofer Audio Mono Channel Class D Power Amplifier
  • With PBTL/SUB switch: convenient to use G2 PRO as full frequency amp or subwoofer amp, a SUB output is specially designed for active subwoofer. G2 PRO can connect to both passive and active subwoofers. And two G2 PRO can be used to drive left and right channel independently to avoid mutual interference.
  • Max 300W output power: using TPA3255D2 amp chip and equipped with 32V/5A large power supply, enough to drive 320W passive speakers or subwoofers. It also has a good match with outdoor/ bookshelf/ computer/ desktop /ceiling /floor standing speakers.
  • Best design and HiFi sound: with a gain switch to allow 2-level of output level setting (32/36 dB) and SUB frequency adjustment (40-300Hz). It also has built-in speaker protection circuit, low-pass filter to guarantee no audible noise even at high power output, SUB signal and amp can output at the same time to bring HiFi listening experience.
  • Mini size with exquisite appearance: mono integrated class D amplifier, simple compact design but with powerful function, more fashionable and durable solid aluminum chassis, very suitable for HiFi home and desktop audio system use.
Bestseller No. 2
OSD Audio SMP300 Class D Digital Subwoofer Amplifier Rated at 300W Max
  • BRING ON THE BASS: A highly efficiency Class D subwoofer amplifier that serves up big bass with up to 300W max power
  • WORKS WITH ALL RECEIVERS: Compatible with older and newer source equipment and includes LFE, line-level and speaker-level inputs for greater flexibility
  • ADJUSTABLE CONTROLS: Includes adjustable phase and low pass filter to dial in just the right amount of low frequency sound effects
  • EFFICIENT CLASS D TECHNOLOGY: A highly efficient Class D sub amp that is ideal for budget-minded users who want a feature-rich digital sub amp that does not run hot or take up a lot of space
  • COMPACT DESIGN: Measures only 3” inches high, 9 ¼” deep and 16 ¼” wide to fit just about anywhere
Bestseller No. 3
OSD Black 300W Mono-Signal Subwoofer Amplifier w/Auto Sensing - BK-SAM300
  • BRING IN THE BASS: A highly efficiency subwoofer amplifier that serves up big bass with up to 300W peak/150W RMS for deep, crisp, clean low frequency sound effects
  • ADJUSTABLE CONTROLS: Includes adjustable phase, gain, and crossover to dial in just the right amount of low frequency sound effects
  • WORKS WITH ALL RECEIVERS: Compatible with older and newer source equipment and includes LFE, line-level and speaker-level inputs for greater flexibility
  • BASS BOOST: This amplifier features Selectable bass boost; 25Hz to 50Hz up to 12dB Gain at selected point
Bestseller No. 4
Crown XLi800 Two-channel, 300-Watt at 4Ω Power Amplifier
  • Stereo/parallel/bridge-mono mode
  • User selectable input sensitivity - 0. 775V and 1. 4V
  • Electronically balanced RCA & XLR inputs; binding post and Speak on outputs
  • Efficient forced-air cooling prevents excessive thermal buildup
Bestseller No. 5
Polk Audio PSW111 8" Powered Subwoofer - Power Port Technology | Up to 300 Watt Amp | Big Bass in Compact Size | Easy Setup with Home Theater Systems Black
  • ULTRA-COMPACT POWERED SUBWOOFER FOR EXTRA PUNCHY BASS – An 8" Dynamic Balance woofer, specially-tuned downward-firing port & on-point speaker geometry helps deliver accurate bass with added depth that pumps up your movie, games and music experience
  • LOUDER CLEARER SOUND EVEN AT EXTREME VOLUME LEVELS – Features smart compression circuitry that limits distortion and gives a more balanced & thrilling music experience with rich, deep sound, even at low frequencies
  • HIGH-EFFICIENCY LOUDSPEAKER – Driven by a 150-watt amplifier (300W at peak), this sub is your answer to more power in a small footprint. It takes about one square foot of floor space and fills any room with incredible sound wherever you place it
  • PERFECTLY BLENDS WITH YOUR EXISTING SYSTEM – Timbre-matched with other Polk speakers from TSI, RM & R/T/M Series, this sub hooks to any receiver. No hassles, no extra connections. Upgrade your home theater and entertainment
  • A SLEEK DETACHABLE GRILLE on the front, along with LFE line-inputs, as well as speaker-level inputs and outputs on the back, and Low-Pass Filter & Phase Toggle Switch, make this sub COHESIVE & COMPLETE, especially at this price
SaleBestseller No. 6
300W Digital Stereo Receiver System - AM/FM Qtz. Tuner, USB/SD Card MP3 Player & Subwoofer Control, A/B Speaker, IPhone MP3 Input with Karaoke, Cable & Remote - PT270AIU
  • 300W POWER OUTPUT: With a maximum output of 300 watts, the PT270AIU has the power to fill your room with sound. This amplifier also has the brilliant digital fluorescent display comes in clear and shows vivid information
  • AM/FM MODE: This amplifier has AM & FM antenna for the signal. It also has auto station seek helps you to enjoy listening to your favorite stations with capable of storing up to 50 radio station presets & quartz tuner to enjoy listening
  • MP3 PLAYER PLUG-IN: With this amplifier, you can enjoy listening to your favorite music. It has an iPod docking station, suitable for all iPod & iPhone models. With this docking station, you can connect your iPod while listening to different music
  • 4 STEREO RCA INPUTS: 3 Stereo RCA inputs along with 1 RCA stereo input for play media. SD memory & USB ports will also let you play your favorite media. It also has 2 1/4 inch mic inputs & mic volume, tone & echo controls for voice effects
  • A/B SPEAKER OUT SWITCH: This amplifier includes banana-plug speaker terminals, plus two mono RCA outputs which made for the subwoofer output, with its own separate gain control. It controls multiple sets of speakers with the A/B speaker out switch
Bestseller No. 7
Rockford Fosgate P300-8P Punch 8" 300 Watt Powered Ported Subwoofer System
  • The Punch 300-8P is a universal "all in one" self-contained subwoofer enclosure with built-in amplifier for dropping Bass in any factory or aftermarket system
  • The 8" high output subwoofer is impedance optimized for the built in 300-watt class-D amplifier in a slim design enclosure - Dimensions: 11.4" x 17.6" x 5.6"
  • Featuring an adjustable 12db/Octave low pass crossover, on board adjustable bass boost EQ, and on board phase switch
  • The enclosure can be connected via speaker level inputs for connection to factory systems, or traditional line level inputs for aftermarket systems
  • Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller
Bestseller No. 8
Kenwood X502-1 eXcelon 500-Watt @ 2 Ohms Class D Subwoofer Amplifier
  • Output Coil with Magnetic Shield prevents magnetic flux from radiating from the subwoofer's coil, resulting in reduced noise and enhanced sound quality.
  • Detachable sliding terminal cover offers a sleek design and easier installation.
  • All terminals and connections are on one side for easier installation and a cleaner look.
  • Speaker Level Input Harness is included to connect to speaker wires from factory installed receivers.
  • The amplifier design is Class D, which uses digital switching power supplies. The result is the amplifier runs more efficiently, generating less heat than Class AB amps. The Class D design also allows the amplifier to be built on a small chassis, and installed where space is limited.
SaleBestseller No. 9
Wireless Bluetooth Audio Power Amplifier - 300W 4 Channel Home Theater Stereo Receiver with USB, AM FM, 2 Mic IN with Echo, RCA, LED, Speaker Selector - For Studio, Home Use - Pyle PT272AUBT
  • 300-WATT POWER: The Pyle 4 Channel Pre-Amplifier is perfect for your home theater entertainment system. It gives you 300 watts peak power to be used for multi speakers witth 4-8 ohms impedance allowing you to enjoy high quality amplified audio
  • 6 INPUTS: The personal digital amp box supports SD / MMC card, USB, MP3, AM FM tuner, AUX, CD player, 2 microphone input with echo for karaoke or event hosting, RCA, AUX, and Bluetooth inputs
  • BLUETOOTH ENABLED: The integrated hybrid amplifier is equipped with Bluetooth for wireless music streaming. Works with today’s latest devices including smartphone, tablet, laptop, computer, etc.
  • A/B SPEAKER SELECTOR: The professional integrated stereo receiver has A/B speaker selector enabling you to choose b/w speaker set. Use either A or B speakers or both. Note that when it is turned on initially it uses both speakers as default
  • EQ CONTROLS: The sound amplifying device has crisp buttons for the audio sources and selectors, rotary knob for equalization and master volume adjustments. Includes remote control for distant audio adjustments and a power cable. Note :Refer to the PDF attached below in Technical Specification for Manual
SaleBestseller No. 10
AIYIMA 200W Subwoofer Amplifier Mono Amplifier Class D Amp with Full-Frequency and Sub Bass Switchable TPA3255D2 Home Audio Sub Amp & DC 32V Power Adapter (Black-200W)
  • ❢ Adopt The Instruments TPA3255D2 chip, NE5532 op-amp. Very Quiet, Runs Extremely Cool,Easy to set up,Ship With 32V 5A power adapter
  • ❷ HiFi Mono integrated class D amplifier, Exclusively designed for the customers who pursue HiFi sound,High efficient power output to 200 watts RMS into 2-ohm loads, 150 watts RMS into 4-ohm loads or 120watts to 8-ohm loads
  • ❸ Built-in low pass filter for Subwoofers With Full-Frequency and Sub Bass Switchable,Can be switched to subwoofer bass or full frequency mono amp, Can be connected to passive suboower,active subwoofer or passive speaker
  • ❹ Simple compact design,And the exterior design is delicate and beautiful little amp,It can match with your computer/ desktop /Home theatre system and so on
  • ❺ Please read carefully before buying and use it properly. If you need technical help, please contact the seller for support:www.amazon.com/hz/help/contact/A3BG62S1F23IH5# .Or leave any of your instant messaging account and I'll contact you.thanks!

Are you Googling for top 10 great 300w subwoofer amplifier for the budget in 2021? Our team had scanned more than 68,328 customer satisfaction about top 10 best 300w subwoofer amplifier in 2021, we have come up with the top 10 rated products you may be interested in. We have ranked the best brands from Artificial Intelligent and Big Data, as you see below:

Our Best Choice: JBL Sub 550P High-Performance 10″ Powered Subwoofer Sealed Enclosure with Built-in 300-Watt RMS Amplifier


Our rating:4.9 out of 5 stars (4.9 / 5)






JBL Studio 550PBK
10-INCH (250mm) subwoofer with created-in 300W RMS amplifier
Wanting for an overwhelmingly accurate and deep bass. Test JBL Studio 550 subwoofer with crafted in 300W RMS amplifier. Progressive elements and slicing- edge engineering have constantly place JBL merchandise out in front of the competition’s. So expect serious output from us and be organized for a substantial affect overall performance that may surprise you. The JBL Studio line of loudspeakers, which incorporates the incredibly greatest in modern design and style and proven technology, is getting to be one particular of the industry’s most recognized and admired.
Effective 300-watt amplifier
A JBL personal computer-optimized bass-reflex port gives deeper bass and a lot less turbulence
Use of quality factors offers you a lot less distortion
Adjustable crossover frequency optimizes subwoofer overall performance
Use of premium factors presents you a lot less distortion
These speakers are designed to seem excellent everywhere with a design that equals their material

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