Top 10 Best 300 watt class d audio 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
HiFi Bluetooth 5.0 Power Amplifier Class D Stereo Desktop Audio Amp 300W+300W
- With stereo RCA and wireless Bluetooth input, supporting iPod, Phone, MP3 players, TV, MP3, CD players, laptop, desktop computer or other devices input. Adopting QCC3003 Bluetooth chip that has strong compatibility with much Bluetooth devices to achieve lossless transmission.
- Super large output power that can reach 300W +300W, easily to drive large passive speakers, matched very well with outdoor/ bookshelf/ computer/ desktop /ceiling /floor standing speakers.
- With tone control, treble, mid and bass can be adjusted independently to provide much delicate sound that suits different listening style, and a bypass switch(treble knob) is specially designed to turn on/off the tone control to enjoy original sound, adding much fun and higher playability.
- High quality components are used to ensure HiFi sound and long time stable work. Built-in large power high-efficiency switching power supply, AC 100-240V working voltage for global use.
- High-precision chip resistors for better signal-to-noise ratio. Special inductance for audio to ensure clear and powerful sound. Pure aluminum chassis and fine process, with good heat dissipation.
Bestseller No. 3
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. 4
Power Acoustik RZ4-1200D 1200W Class D 4 Channel Amplifier, Black
- 1200-Watt max power, 100-Watt X 4 at 4-ohm, 150-Watt X 4 at 2-ohm, 300-Watt X 2 at 4-ohm bridged
- 4-Ohm bridged/2-ohm stereo class D full range
- MOSFET PWM power supply
Bestseller No. 5
2 X 300Watt Class D Audio Amplifier Board - TAS5630B
Bestseller No. 6
Baosity TAS5630 2.1 Channel Digital Class D Audio Amplifier Board 300W+150W+150W DC 48V
- Signal to noise ratio: 100dB (A-Weighted)
- Dynamic range: >100 dB
- Quiescent current: 65mA
- Work efficiency: 88%
- Frequency response: 20Hz to 20KHz
Bestseller No. 7
XD300/1v2 - JL Audio Monoblock 300W RMS Class D Amplifier
- RMS Power Rating @14.4V: 4 ohms: 200 watts x 1 chan. | 3 ohms: 250 watts x 1 chan. | 2 ohms: 300 watts x 1 chan.
- RMS Power Rating @12.5V: 4 ohms: 160 watts x 1 chan. | 3 ohms: 210 watts x 1 chan. | 2 ohms: 270 watts x 1 chan.
- Input sensitivity: Low level: 800mV - 8V | High level: 200mV - 2V | Frequency Response: 10 - 1,000 Hz
- Selectable Low-Pass Filter Slope: 12 dB or 24 dB | Variable low-pass filter: 50 - 500 Hz, 12 or 24 dB/octave | Fuse Rating: 30A x 1 inline (not supplied)
- Dimensions: 6.85"W x 7.09"L x 2.05"H
Bestseller No. 8
Memphis Audio MXA5.600 5-Channel 300W RMS Class D Marine Amplifier
- Memphis MXA5.600 5-Channel 300W RMS Amplifier
- RMS 2Ω (Watts): 75 x 4 + 300 x 1 | RMS 4Ω (Watts): 50 x 4
- Water and element resistant con-formal coated circuit board
- Efficient Class D design
- Dimensions: 11.4” x 4” x 1.75”
SaleBestseller No. 9
AIYIMA A07 TPA3255 Power Amplifier 300Wx2 HiFi Class D Stereo Digital Audio Amp 2.0 Channel Amplifier for Passive Speaker Home Audio (A07+DC 32V Power Adapter)
- ❶ This AIYIMA A07 power amplifier adopt the TPA3255D2 amp chip and NE5532 op-amp chip.Very Quiet, Runs Extremely Cool,Easy to set up.It's a nice mini audio component amplifiers for Home Audio stereo system
- ❷ 300W+300W HiFi integrated class D amplifier, Exclusively designed for the customers who pursue HiFi sound,High efficient max power output up to 300 Watt
- ❸ Two input ways:3.5mm AUX Audio input/ RCA Audio input（3.5mm interface is also Aux Audio output interface.More detail connection and use ways,pls see the main picture shown)
- 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;A computer, an tube preamp(TUBE A3 PRO / T7 / T8), matched with our A07 home speaker amplifier, connected to your home audio passive speakers to form a perfect HIFI system, allowing you to liberate your ears in this noisy city
- ❺ Package with a DC 32V 5A Power Adapter for free,But if you want to get the maximum power of 300W, you need to buy a power adapter that uses DC 48V and current is above 7A(Cannot use industrial power supply,and please choose the correct passive speaker power to use ).Any doublt and help, please contact the seller for support: www.amazon.com/hz/help/contact/A3BG62S1F23IH5#
SaleBestseller No. 10
BOSS Audio Systems R1002 Car Amplifier - 2 Channel, 200 Watts Max Power, 2 4 Ohm Stable, Class AB, Full Range
- POWER: Maximum Power output of 200 Watts at 2 Ohms into two channels. Maximum power output of 100 Watts at 4 Ohms into two channels
- HIGH LEVEL INPUTS: Speaker level inputs are commonly referred to as high-level inputs. Speaker level inputs will be used to connect the R1002 to your factory radio or an 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 R1002 with the source unit. Most aftermarket radios have multiple pairs of RCA outputs that can connect to multiple amplifiers
- VARIABLE INPUT GAIN CONTROL: The Variable Input Control allows the amplifier input to match the output signal from the head unit to achieve optimum performance when adjusted properly.
- WARRANTY: BOSS Audio Systems provides a Powerful 6 Year Platinum Online Dealer Warranty so long as the purchase is made through Amazon Dot Com
Our team of expert editors had spent more than 83 hours to research all new and top rated products on the market 2021, then we reviewed consumer feedbacks, and wrote this article.
Our Best Choice: Baosity TAS5630 2.1 Channel Digital Class D Audio Amplifier Board 300W+150W+150W DC 48V
Our rating: (4.5 / 5)
Dynamic range: >100 dB
Quiescent recent: 65mA
Perform effectiveness: 88%
Frequency reaction: 20Hz to 20KHz