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Top 10 100 Watt Subwoofer Amplifier of 2020 – Consumer Guide & Reviews

Rank No. #1
Nobsound G2 Subwoofer Amplifier Mono Power Amp PBTL/BTL Bridge 100W Mini Sub Amp Home Theater
  • G2 can be used as a sub amp or a mono channel amp. It has a mode switcher which can change between SUB and PBLT modes conveniently. Equipped with 19V 4.74A high quality power supply.
  • Applications: ① G2 can be used as a subwoofer power amplifier for passive subwoofers; ② G2 can be used as a mono amp to drive single channel. You can use two G2 to drive left and right channel separately, which are known as PBLT / BTL Bridge amp. Compared with normal 2.0CH amps, it can ensure totally no interference between two channels and can provide higher power.
  • It has a gain setting which allows 4-level of output level setting (20/26/32/36 dB). It can keep the purity of the sound and avoid the resistor influence. Besides, it also has a bass cutoff frequency control knob.
  • It adopts TI TPA3116 and NE5532 op-amp, which can offer 100W high power and can drive most home sub and mono speakers. Its optimized circuit can ensure totally no background noise. Besides, it also built-in speaker protection circuit and low pass bass filter.
  • 18-month warranty. Prompt and courteous customer service. For any questions you have, please feel free to contact us.
SaleRank No. #2
Subwoofer Amplifier Receiver 100Watt Mini Hi-Fi Digital Class D Integrated Stereo Audio Amp for Sub Bass + Power Supply TP-01
  • ❤ Home Hi-Fi Amplifier: Come with 19V 4.74A power adapter that can be carefully matched with this home mono integrated amp physically as well as electrically
  • ❤ Hi-Fi Amp with Clean Sound Quality: Adopt Texas Instruments TPA3116 chip, NE5532 op-amp. No pop, no audible noise, dead silent when nothing is playing through it
  • ❤ Mini Compact but Powerful: Built-in low pass filter,100W X 1(4 ohms, 20 Hz - 120Hz, 0.04% THD, 18db/octacce) for subwoofer, Small simple compact design but practical and powerful
  • ❤ NO SPARKS: Advanced circuitry design, built-in speakers protection circuit, NO SPEARKS
  • ❤ High Quality After-sale Service: With 18 months warrenty and 24 hours after-sale service online to provide you the great shopping exprerience.
Rank No. #3
AIYIMA 100W Subwoofer Amplifier Class D Mono Digital Audio Power Amplifier,Full-Frequency & Sub Bass Switchable Stereo Amplifier Home Theater Amplifiers TPA3116D2 DC12-24V Mono Amp (Black)
  • Adopt Tpa3116 high-performance amplifier chip, NE5532 op-amp,DC power supply 12V-24V,BASS cut-off frequency adjustable
  • Full-Frequency Stereo Amplifier & subwoofer Amplifier Switchable according to your needs,This mini power amplifier will ship with a power adapter
  • 100 Watt 2-8ohm Power amplifier Hi-Fi mono integrated class d amplifier board can drive most home passive speaker or subwoofer
  • RCA Audio input, Gold-plated Audio output interface, And it built in low pass filter for subwoofers, with sub frequency control,no noise,Adopt Potentiometer knob and tact switch two Control ways,It can avoid shock sound when your toggle switch,No pop Sound when you use it
  • Delicate, compact and strong appearance design for the customers who pursue HiFi sound
Rank No. #4
Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black)
  • NS-03G is a sub power amplifier for passive subwoofer. Please note it is not compatible with active/powered subwoofers as well as normal speakers.
  • It adopts TPA3116D2 chip and can offer 100W high power. With smooth volume control knob.
  • Super mini size and solid shell. It can be easily placed on your desktop or your subwoofer.
  • 3.5mm AUX input. You can connect various sound sources like phones, CD players, TV very easily.
  • This one doesn’t include a power supply. You can choose our high quality 19V power supply (ASIN: B074J81XRB) or buy the power supply you like. Please choose good quality power supply. We recommend 12~24V, at least 4A.
Rank No. #5
OSD Audio SMP100 Subwoofer Amplifier 100W Class D Digital Subwoofer Amplifier Rated 100W Max
  • BRING IN THE BASS: A highly efficiency subwoofer amplifier that serves up big bass with up to 100W peak/40W RMS for deep, crisp, clean low frequency sound effects
  • WORKS WITH ALL RECEIVERS: Compatible with older and newer source equipment and includes both RCA and speaker level input/outputs for greater flexibility with various home theater audio systems
  • ADJUSTABLE CONTROLS: Includes auto on/off sensing as well as phase, crossover and volume controls to dial in just the right amount of bass Key Product Features
  • 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 less than 6 inches wide and 5 inches deeps so it can fit just about anywhere
Rank No. #6
Fosi Audio Subwoofer Amplifier Mono Channel Amp Home Theater Power Amp 100W M02
  • ❤ 【Hi-Fi Amp with Clean Sound Quality】M02 subwoofer amp adopt with the Instruments TPA3116 chip,NE5532 op-amp, can provide 100watt output power for 4 ohm subwoofer or speaker. No pop, no audible noise, dead silent when nothing is playing through it.
  • ❤ 【Full-Frequency and Sub Bass Switchable 】With a selector can be switched to subwoofer bass amplifier or full frequency mono amp, can be connected to passive suboower, passive speaker or active subwoofer.
  • ❤【Mini Compact but Powerful】Built-in low pass filter for subwoofers with sub frequency control, small simple compact design but practical and powerful;
  • ❤【Home Hi-Fi amplifier】Home Hi-Fi mono integrated class d amplifier, Exclusively designed for the customers who pursue HiFi sound; Ship with 19v 4.7A power adapter;
  • ❤【High Quality After-sale Service】 With 18 months warrenty and 24 hours after-sale service online to provide you the great shopping exprerience.
Rank No. #7
Dayton Audio SA100 100W Subwoofer Plate Amplifier
  • Low distortion audiophile sound
  • Adjustable low pass crossover
  • High and low level inputs/outputs
  • Auto on/off
  • 75 watts RMS @ 8 ohms, 100 watts RMS @ 4 ohms
Rank No. #8
AOSHIKE 8-25V 100W TPA3116 Subwoofer Digital Power Amplifier Board TPA3116D2 Amplifiers NE5532 subwoofer Plate Amplifier
  • Power Range: 8-25V;Power connector is a standard 5.5MM power jack,you can use your laptop power, Other input is Aux input,it is 3.5mm port
  • Maximum output power: 50W (left channel) + 50W (Right channel), dual- channel output, efficiency up to 90 percent
  • Adopt Tpa3116 high-performance amplifier chip as the core, DC single power supply, wide operating Voltage range 8-25V.
  • PCB size: 75X60MM (Any problem with it,pls contact us:
Rank No. #9
FX AUDIO 2.1 Channel Bluetooth Amplifier with Subwoofer Output for Home Auido Passive Speaker & Passive Speakers 2 x 50W +100W Mini Stereo Audio Class D Amp TPA3116 24V 4A Power Supply
  • 【Yellow Immersion PCB Board】 The Bluetooth amplifier has great power amplification which can deliver high quality amplified audio,lossless sound quality. Long lasting and textured aluminum alloy metal oxidation wiredrawing shell, 1.6mm thick 1oz yellow immersion RF4 PCB board which is impact-resistant and high temperature resistant, gold-plated binding post, four durable silicone anti-skid pad. DC 24V 4A power supply
  • 【Multiple Input Options】 This Bluetooth stereo amplifier supports AUX/ RCA/ Bluetooth input. Bluetooth chip uses CSR8635. Compatible with most Bluetooth devices: smart phones, tablet PC, laptops, TV, projector, etc. Short press ON/OFF button to switch input modes
  • 【2.1 Channel Amplifier with Subwoofer Output】 This home audio amplifier with subwoofer output supports passive subwoofer & L/R passive speakers output which forms 2.1 channel system. L/R passive speakers has max 50W+50W power output. Passive subwoofer has max 100W power
  • 【Built-in Chip】 The Bluetooth home audio amplifier uses Teax IC TPA311, CSR8635 Bluetooth chip, OP IC NE5532, MCU chip STM8. Package includes XL-2.1BL home integrated mini amplifier, 1 x RCA cable, 1 x 3.5mm AUX to RCA cable, 1 x DC 24V 4A power cable, 1 x 3dB Bluetooth antenna. If you have any quality problems about our products, please feel free to contact us by emailing us
  • 【Bass, Treble and Volume Control】 The passive subwoofer amplifier equips separate subwoofer adjustment knob. Bass cut-off point 180Hz. The treble knob adjustment knob can only adjust the treble of the left and right channels, and the gain adjustment range is -6dB to 6dB. The volume knob controls the total volume. It is a great desktop audio power amp with low distortion and acoustically accurate reproduction of music
Rank No. #10
Nobsound HiFi TPA3116D2 2.1 Channel Digital Audio Power Amplifier Stereo Amp 2×50W+100W Subwoofer Treble Bass Independent Adjustment
  • This product designed by Nobsound in 2017 is a 2.1-channel digital power amplifier, Cost-Effective and high performance, Mini and compact, High-Power with HiFi good sound and very useful, almost match any speaker on the market, the most perfect 2.1 digital amplifier, you deserve to have.
  • 2017 latest version, Treble&Bass independent control, add the subwoofer frequency adjustment, add the pre-amplification; Redesign the low pass filter, the subwoofer is more powerful; The right VOLUME knob turn to end is Shutdown.
  • Adopted TPA3116D2 amplifier chip as core; MUSE AUDIO or ELNA as input capacitor makes harmonic richer; the top red loop outputs inductor makes its voice purer; Aluminum alloy body is easy to heat-sink; Gilding RAC and crystal terminal looks extravagant. All use genuine components using devices capable of long-term stability.
  • The total capacity of the capacitor is increased to 4700UFX2=9400UF, which makes the signal-to-noise ratio better, the lower frequency is stronger and the energy is more steady.
  • Can be powered by DC 12~25V. It has 90% high efficiency and lower internal resistance because we used of import seal potentiometer and high speed capacitor array. It can use power switch, storage battery, vehicle power, and so on.(The power supply is not included.)
Rank No. #11
Douk Audio G4 Subwoofer Full-Frequency Mono Channel Digital Power Amplifier 100W
  • G4 can be used as full frequency amp or subwoofer amp with the B/M switch to connect different speakers, and with 3.5mm AUX and RCA input to compatible with different audio devices. 2PCS G4 can be used to drive left and right channel independently to avoid mutual interference.
  • Adopting 2PCS NE5532 op-amp and TI's TPA3116 chip, output power up to 100W enough to drive passive 3-10 inch full-frequency speakers or 4-12 inch subwoofers, no audible noise even at large power output, upgrade your 2.0 channel audio system to 2.1, providing shocking cinema effects.
  • By combining the stereo(left and right channel) input, first to do signal analysis and frequency processing and then power amplification, the low-frequency filtering will be more pure and power consumption is more efficient.
  • 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.
  • Notice: this is mono amplifier, if you want stereo output please buy 2PCS or 3PCS.
Rank No. #12
DAMGOO 50W+50W+100W 2.1 Channel Subwoofer Amplifier Board with Treble and Bass Control, Dual TPA3116 Chip, DC 12-24V, Bluetooth and AUX Inputs, DIY Wireless Speakers AMP Board, Password Free
  • TPA3116D2 HIFI Chip Solution: Stereo Dual-channel Output to Ensure Continuous Serial High-power Operation, THD ≤0.1%. Wide Voltage Input DC: 12-24V;
  • Treble & Bass Control: If You Are Tired of The Inherent High& Low Bass, Why Not Try The High & Low Control Knob! This Will Make You Feel Like Being In A Movie Theater.;
  • Bluetooth and AUX Function: Bluetooth 5.0 version, Transmission Distance Is Farther. The Transmission Distance Can Reach 49 Feet In An Open Environment. If your Play Device Does Not Have Bluetooth, You Can Also Input Audio Signals Through The 3.5MM Headphone Plug.;
  • Safety Protection: This Amp Board Has Overheat Protection, Reverse protection, Circuit Protection, Over-voltage and Under-voltage Protection;
  • 7 * 24 Hours After-sales Service: Paying Attention To Customer Experience And Satisfying Customers Is Our Service Tenet. If You Have Any Questions About The Product, or The Product Has Quality Problems, Please Contact Us At Any Time, We Will Give You A 100% Satisfactory Answer.
Rank No. #13
Bluetooth Subwoofer Audio Amplifier Board 50W+50W+100W with Treble and Bass Control, Bluetooth and AUX Inputs, BT 5.0 Stereo AMP Board for DIY Speakers Board, Password Free
  • ▶【Subwoofer Audio Amplifier Board】 50W+50W+100W Bluetooth 5.0 wireless connection, Bluetooth+AUX audio input, 2.1 channel stereo output, just a little sound distortion. Note: When using AUX mode, please confirm that the Bluetooth connection of this module has been disconnected.
  • ▶【Treble and Bass Adjustment】 This digital Amp board with independent treble and bass adjustment buttons,you can directly adjust the treble and bass through the module, without using the player or speaker.
  • ▶【Perfect Sound Quality Experience】 The audio power subwoofer amplifier module with powerful chip, AM interference suppression function, shielding power inductance, low noise front stage operational amplifier, let you enjoy a more perfect sound quality experience.
  • ▶【With Protective Function】 This Bluetooth Amp module is designed with over-voltage protection, under-voltage protection, over-heat protection, short-circuit protection, with case to protective it.
  • ▶【Easy Installation and Use】 The illustration of each interface is printed on the protective plate, making it easy to install and use even without instructions. Small size: 4.72in*3.94in*0.7in, easy to carry.
SaleRank No. #14
AIYIMA DC12V-24V 2.1 Channel TPA3116 Subwoofer Amplifier Board High Power Bluetooth Audio Amplifier Board 50W+50W+100W (Bluetooth Amp)
  • 100W Subwoofer Amplifier Board;Bluetooth 5.0 Power Amplifier,Frequency response range: input: 20 hz - 20 KHZ, output: 20 hz - 180 hz
  • Operating voltage range: DC 12-24V(maximum voltage is no more than 24V); built-in TPA3116 amplifier chip;This is a pre-amplifier, bass frequency processing, with bass volume potentiometer control of the bass amplifier board.
  • DC 12-24V power supply, wide operating voltage, power-saving design, more than 90% power efficiency. Maximum support 100W (Bass) bass channel output
  • Audio input sensitivity: 500 mv;Speaker impedance: bass speaker impedance: 2-8 ohm
  • You can use a good switching power supply adapter, laptop switching power supply, Here is our 24V power Adapter link:
Rank No. #15
Nobsound 100W TPA3116D2 Amplifier Subwoofer Digital Power Amp Board NE5532 OPAMP 8-25V (Subwoofer, Board)
  • This is the board of our popular subwoofer amplifier. The SUB version is used for a subwoofer.
  • PCB Size: 75*60 mm / 2.95*2.36 in; Power Range: 8-25V; Power Port: standard 5.5mm power jack
  • TPA3116D2 chip; Maximum output power: 100W high power; efficiency up to 90 percent
  • Can use switching power supply, laptop switching power supply, battery and vehicle power supply
  • One-year replacement service. For any questions you have, please visit and click "ask a question" to find us
SaleRank No. #16
Wireless Bluetooth Home Audio Amplifier - 100W 5 Channel Home Theater Power Stereo Receiver, Surround Sound w/ HDMI, AUX, FM Antenna, Subwoofer Speaker Input, 12V Adapter - Pyle PFA540BT
  • 100 WATT POWER: The Pyle 5 Channel HiFi Audio Amplifier w/ 100W peak power gives your entertainment system a boost! Offers low distortion w/ acoustically accurate audio reproduction allowing you to enjoy crisp and high quality amplified audio
  • BLUETOOTH CONNECTIVITY: The small personal integrated indoor stereo receiver is equipped with Bluetooth wireless music streaming. Works with today’s latest devices including smartphones, tablets, laptops, computers w/ hassle free receiver pairing
  • 4 INPUTS: The professional Hi Fi amp supports various external devices. Features RCA subwoofer output, AUX RCA L/R audio inputs, HDMI output + 2 HDMI inputs, FM radio antenna input, 5 sets of spring loaded speaker terminal connectors
  • FRONT CONTROL PANEL: The compact amplifier which features full range stereo sound reproduction has a built in LCD display w/ crisp buttons for the functions such as standby , tuner ( /+), surround, mute, input and a rotary control knob for the volume
  • EQ CONTROLS: This multi purpose 5 channel compact home theater digital stereo receiver box features crisp buttons and rotary knob controls for audio adjustment. Includes 12V adapter and remote control for easy distant audio adjustments. Note : Refer to the PDF attached below in Technical Specification for User Manual
Rank No. #17
HiLetgo TPA3116D2 2X 50W+100W 2.1 Channel Digital Audio Power Amplifier AMP Subwoofer
  • TPA3116D2 digital amplifier chips
  • 50W*2+100W 2.1 channels(left/right channel and subwoofer channel)
  • Powered by DC 12-24V, wide input voltage
  • User can adjust the volume by themselves easily
  • Applicable speaker impedance: 4-8 ohm
Rank No. #18
DAMGOO 2.1 Channal Amplifier Board, 50Wx2+100W Dual TPA3116 HiFi Chip Stereo Audio Amplifier Subwoofer DC10-25V Digital 2.1 Amp Module Volume Adjustment Knob
  • CHIP: Dual TPA3116 Chip, 50w+50w+100w Output Power,R & L Channal+Bass Channal
  • Wide Working Voltage: DC 10-25V With Reverse Connection Protection
  • Three Volume Potentiometer: Left and Right Channel Volume Knob, Bass Knob, Master Volume Knob
  • 30-300W(4-8Ω) Speakers Are Highly Recommended for This DAMGOO Digital Amplifier.
  • Note:There must be enough voltage and current input to have enough power output. Higher the voltage and current input, higher the power will be. Under the same conditions, the smaller the speaker impedance, the greater the power obtained.
SaleRank No. #19
Professional Audio Bluetooth Power Amplifier - 2-Channel Rack Mount Bridgeable, LED Indicators, Shockproof Binding Posts, Cooling Fans 1000 Watt - Pyle PTA1000
  • BLUETOOTH COMPATIBLE: Built-in Bluetooth wireless music streaming ability works with all of today’s latest devices including smartphones, tablets, laptops and computers. Hassle-free receiver pairing allow you to stream wireless audio instantly
  • SAFETY CONSCIOUS POWER SWITCH: When the power amp is turned on, there is a three-second delay, which reduces/eliminates the turn-on transients associated with the system equipment connected to the amplifier and protects loudspeakers
  • POWER LED: Built-in power LED indicators illuminate when the AC main power is being supplied to the amp and both channels are operational
  • SHOCKPROOF BINDING POSTS: Shockproof binding posts are provided. For each channel, the outputs are in parallel and the speaker connection cables can be terminated with banana plugs or stripped wires
  • AUTOMATIC COOLING FANS: Two 2-speed DC fans supply cool air to the amplifier. The fans switch to high speed automatically when the unit requires additional cooling
Rank No. #20
Nobsound G3 2 Channel Bluetooth 5.0 Power Amplifier 100W Class D Hi-Fi Stereo Audio Mini Amp Wireless Receiver Home Theater Treble Bass Control (Black)
  • Bluetooth 5.0 can ensure more stable and faster wireless transmission with less losses. It can turn your normal passive speakers to Bluetooth speakers.
  • Besides BT 5.0, this device also support standard 3.5mm AUX input. This amp can be connected with mobile phone, notebook, PC, PSP, CD and so on.
  • Classic TPA3116 amplifier chip & 3 x TL072 independent OP amps. It can offer 100W (50Wx2), which suits 3~6 inches 2.0CH speakers. Sound is very powerful and clean. Totally no background noise and pop.
  • Unlike other similar TPA3116 amplifiers, this one has no power sparks issue. It also has built-in protective circuit to avoid damage to your speakers. Higher quality with lower price.
  • More features: Independent treble & bass tone control. High quality 19V 4.74A power supply. Prompt and courteous customer service.18-month warranty and life technical support. For any questions, please contact us on Amazon.

Last update on 2021-01-02 / Affiliate links / Images from Amazon Product Advertising API

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