10 Best Class D Integrated Amplifiers With Subwoofer Output in 2026

Class D integrated amplifiers with subwoofer output are a smart choice when you want compact size, efficient power, and easy bass integration in one box.

Whether you are building a small stereo setup, upgrading TV sound, or adding a powered sub to bookshelf speakers, the right amp depends on power, outputs, and controls.

Best 10 Class D Integrated Amplifiers with Subwoofer Output Picks for 2026

2.1 Home-Audio Pick – Fosi Audio BT30D Pro 2.1 Bluetooth Amplifier

If you want class D integrated amplifiers with subwoofer output for a compact 2.1 setup, the Fosi Audio BT30D Pro is built for that exact job. It combines two passive speaker outputs with a dedicated passive subwoofer output, plus bass and treble controls, making it a practical fit for desktop, bookshelf, or small home theater systems.

Best For: Buyers who want a compact 2.1 amplifier with Bluetooth and direct subwoofer control for home audio setups.

Pros:

• 2.1-channel design with two speaker outputs and one passive subwoofer output
• Dual TPA3255 Class-D chips rated up to 165W x2 + 350W
• Dedicated SUB FREQ and SUB VOL knobs for bass tuning
• Bluetooth 5.0 with up to 15-meter range

Cons:

• Designed for passive subwoofer use rather than a full-featured AV setup
• Best suited to compact systems instead of large-room installations

The BT30D Pro stands out if you want simple, direct bass management in a small amplifier body. Its all-metal construction and included 32V/5A power supply add to the appeal, but its real strength is how cleanly it handles a basic 2.1 speaker-and-subwoofer setup.

Car Audio Power Pick – ZE1000.1 2000W Monoblock Sub Amp

For car audio builds looking at class D integrated amplifiers with subwoofer output, the ZE1000.1 is a straightforward monoblock made to drive a sub hard. It is rated at 2000W max and is stable from 1 to 4 ohms, with a low-pass crossover and MOSFET power supply aimed at efficient subwoofer duty.

Best For: Car audio users who need a high-power monoblock amplifier for subwoofer-focused systems.

Pros:

• 2000W max output with 1-ohm stable operation
• Class D design for higher efficiency and less heat waste
• Low-pass crossover and MOSFET power supply
• Built-in thermal, overload, and short-circuit protection

Cons:

• Single-channel design only, so it is subwoofer-specific
• Requires the right electrical setup for a 14.4V car system

The ZE1000.1 is a practical choice when raw subwoofer power matters more than system versatility. Its compact metal build and protection circuitry make it easier to integrate into a car audio install, especially if you are running a dedicated low-end channel.

Compact Bass Pick – Fosi Audio TP-02 Mini Subwoofer Amp

If you are comparing class D integrated amplifiers with subwoofer output for a small home setup, the Fosi Audio TP-02 is a simple mono bass amp focused on clean low-end output. It uses a TDA7498E chip, offers volume and frequency control, and includes a built-in low-pass filter to help keep the sound focused on bass duties.

Best For: Anyone wanting a compact subwoofer amplifier for passive or powered subwoofer use with easy bass adjustment.

Pros:

• TDA7498E chip with up to 220W output
• Built-in low-pass filter and adjustable 30Hz-260Hz control
• Can connect to a powered or passive subwoofer
• Low distortion specs and a high SNR rating listed in the notes

Cons:

• Mono subwoofer amp, so it is not for full-range stereo use
• 24V power adapter required, which limits flexibility

The TP-02 is a good fit when you want a small, dedicated bass amplifier without extra complexity. Its compact aluminum case and protection features make it easy to place in a simple audio setup, but it is clearly aimed at subwoofer-only applications.

Budget Car Bass Pick – Skar Audio RP-350.1D 350W Monoblock

Among class D integrated amplifiers with subwoofer output for car systems, the Skar Audio RP-350.1D is a focused monoblock option for adding controlled bass. It delivers 350W RMS at 1 ohm, includes remote subwoofer level control, and adds a bass EQ switch for extra low-end adjustment.

Best For: Drivers who want a compact, subwoofer-only amp with remote bass control and modest power.

Pros:

• 350W RMS at 1 ohm with 388W peak power
• Remote subwoofer level control included
• On-board bass EQ switch with +6 or +12dB boost at 45Hz
• 4-way protection circuitry and 1-ohm stability

Cons:

• Single-channel design, so it is built only for subwoofer use
• Power output is lower than larger monoblock alternatives

The RP-350.1D is a straightforward pick if you need an efficient, easy-to-control bass amp rather than maximum output. Its heatsink design and protection circuitry make it a sensible option for a basic subwoofer upgrade in a car audio system.

Compact 2.1 Bluetooth Amp – Kinter K3118-2.1 Mini Hi-Fi Receiver

If you want class D integrated amplifiers with subwoofer output for a simple TV, desktop, or DIY setup, the Kinter K3118-2.1 keeps things straightforward. It combines 2 x 30 watts for the main speakers with an 80-watt passive subwoofer output, plus Bluetooth 5.0, RCA, and 3.5mm AUX input options.

Best For: Small home theater setups, listening rooms, and budget-conscious users who want a basic 2.1 amp with easy front-panel control.

Pros:

• 2 x 30W stereo output plus 80W passive subwoofer output
• Front-panel sub volume, bass, treble, tone/direct, and master volume controls
• Bluetooth 5.0, stereo RCA, and 3.5mm AUX inputs for flexible hookups
• Includes DC power supply and rear USB 5V charging output

Cons:

• Manually operated, so it is not a fully automated receiver
• Best suited to small-scale systems rather than large rooms

Overall, this is a practical mini amp for anyone who wants a compact 2.1 layout with direct control over the subwoofer and tone settings. It focuses on convenience and basic flexibility rather than high-end feature depth.

High-Power Mono Sub Amp – Skar RP-1200.1D Class D Monoblock

For buyers focused on class D integrated amplifiers with subwoofer output in a car-audio context, the Skar RP-1200.1D is built specifically to drive a subwoofer. It is a monoblock Class D MOSFET amplifier rated at 1,200 watts RMS at 1 ohm, with a frequency response of 20Hz to 250Hz and a remote subwoofer level control included.

Best For: Car subwoofer systems that need a dedicated mono amp with strong low-end output and remote bass adjustment.

Pros:

• 1,200W RMS at 1 ohm with 1,600W peak power
• Remote subwoofer level control included
• On-board bass EQ switch with +6dB or +12dB boost at 45Hz
• 4-way protection circuitry and 4-gauge power and ground terminals

Cons:

• Single-channel design, so it is only for subwoofer duty
• Requires proper power setup for its high current demand

This is a strong match for a dedicated bass system where efficiency, control, and protection matter. It is not a full-range home amp, but it is a serious option when the main goal is subwoofer power.

Flexible 2.1 Desktop Amp – Fosi Audio BT30D Bluetooth Mini Amplifier

If you are comparing class D integrated amplifiers with subwoofer output for a compact home or outdoor setup, the Fosi Audio BT30D offers a useful mix of power and control. It uses Bluetooth 5.0 and RCA inputs, drives passive speakers and both passive and powered subwoofers, and adds adjustable sub volume, frequency, bass, and treble controls.

Best For: Users who want a small 2.1 amplifier with flexible subwoofer tuning and easy wireless streaming.

Pros:

• 2.1-channel design with support for passive speakers and subwoofers
• Bluetooth 5.0 and RCA inputs for simple connectivity
• Adjustable sub volume, frequency, bass, and treble controls
• Uses dual Texas Instruments TPA3116D2 chips for efficient amplification

Cons:

• Designed for compact systems rather than large-scale audio rooms
• Power output depends on the connected load and setup

The BT30D stands out as a practical mini amp for listeners who want quick setup and real subwoofer tuning controls. It is especially appealing if you want a small, efficient Class D unit that still gives you direct control over the low end.

Compact Digital 2.1 Pick – S.M.S.L AD18

If you want class D integrated amplifiers with subwoofer output in a very compact format, the S.M.S.L AD18 is built around a fully digital design with 80Wx2 speaker output, Bluetooth 4.2 with apt-X, USB, coaxial, optical, and analog inputs. It also adds bass and treble control, making it a practical all-in-one option for desktop or small home audio setups.

Best For: Listeners who want a small digital integrated amp with sub output, multiple inputs, and tone control.

Pros:

• 2.1 design with active subwoofer output plus 80Wx2 speaker output
• Six input options, including USB, coaxial, analog, Bluetooth, and dual optical
• Bluetooth 4.2 with apt-X and NFC for easy wireless playback
• Bass and treble control with built-in SDB sound effect

Cons:

• USB input is limited to 24bit/96kHz on this model
• Best suited to compact systems rather than larger rooms

The AD18 stands out if you need a simple, space-saving class D amp with subwoofer support and broad digital connectivity. Its feature set is especially appealing for mixed-use desktop or bedroom systems where convenience matters as much as sound tuning.

Mono Subwoofer Driver – AIYIMA A3001

For buyers comparing class D integrated amplifiers with subwoofer output, the AIYIMA A3001 is a mono amp focused on bass duties and flexible system matching. It uses the TPA3255D2 chip and NE5532 op-amp, ships with a 36V 6A adapter, and can switch between full-frequency and sub-bass modes for different speaker and subwoofer setups.

Best For: Users who want a compact mono amplifier for subwoofer use or flexible full-range mono applications.

Pros:

• Switchable full-frequency and sub-bass operation
• Built-in low-pass filter for subwoofer use
• Can connect to passive subwoofers, active subwoofers, or passive speakers
• Runs cool and comes with a 36V 6A power adapter

Cons:

• Mono design is not a full stereo integrated amplifier
• 300W figure is peak power with a different power supply configuration

The A3001 is a strong fit if your main priority is dedicated bass output rather than a traditional two-channel receiver. Its mode switching and low-pass filter make it a practical choice for compact home theater or desktop subwoofer builds.

High-Power Mini Amp – Fosi Audio TB10D

The Fosi Audio TB10D is a straightforward class D integrated amplifier option for anyone who wants strong stereo output without extra complexity. It uses the TPA3255 chip, offers RCA input and passive speaker output, and adds bass and treble knobs for quick tuning in a home audio, TV, or desktop setup.

Best For: Buyers who want a simple high-power stereo amp with tone controls for passive speakers or bass-shaker setups.

Pros:

• TPA3255-based stereo amplifier with up to 300W per channel stated in the notes
• Bass and treble controls for easy sound adjustment
• RCA input and passive speaker output for broad compatibility
• Compact form factor with built-in protection circuits

Cons:

• No dedicated subwoofer output is listed in the supplied notes
• Connectivity is limited to RCA input rather than multiple digital sources

The TB10D makes sense if you want a compact, adjustable stereo amp more than a feature-heavy receiver. It is best viewed as a clean, flexible power solution for passive speakers, with the simplicity to fit into many rooms and systems.

How We Picked the Best Class D Integrated Amplifiers with Subwoofer Output

We focused on Class D Integrated Amplifiers with Subwoofer Output that offer practical home-use features: enough power for real listening, simple subwoofer connection options, and controls that make setup easier. We also looked for models that suit different use cases, from budget desktop systems to more capable 2.1 home audio rigs.

Because these amps serve different rooms and speaker types, our selections balance wattage, channel count, connectivity, and bass-management features rather than chasing raw power alone.

Quick Comparison

Think of these amplifiers in three groups. First are compact 2.1 integrated amps for bookshelf speakers and small living rooms. Second are mono subwoofer amps designed mainly to drive a sub. Third are higher-output car-audio-style monoblocks that make sense only if you need dedicated bass power in the right setup.

If you want the simplest all-in-one solution, choose a 2.1 integrated amp with Bluetooth and onboard tone controls. If your system already has main amplification, a dedicated mono amp may be the better match for adding subwoofer output.

Key Buying Factors for Class D Integrated Amplifiers with Subwoofer Output

Power and Headroom

Match the amplifier to your speakers and room size. More watts help with difficult speakers or louder listening, but clean output matters more than peak numbers. Look for honest continuous power and enough headroom to avoid distortion.

Subwoofer Integration

Check whether the amp provides a dedicated sub out, a low-pass filter, or true 2.1 crossover control. Better bass integration usually means easier blending between speakers and subwoofer, especially at lower listening levels.

Connectivity

Bluetooth is convenient for streaming, but wired inputs still matter for TVs, DACs, and turntables with phono stages. The best Class D Integrated Amplifiers with Subwoofer Output give you the flexibility to connect multiple sources without constant swapping.

Controls and Setup

Bass, treble, gain, and remote volume control can make a big difference in daily use. For subwoofer systems, a separate level control is especially helpful because it lets you fine-tune bass without changing the main speaker balance.

Speaker and Load Compatibility

Make sure impedance support fits your speakers or subwoofer. Some amps are optimized for passive home speakers, while others are built for low-impedance subwoofer loads. Using the wrong amp type can limit output or cause instability.

Who Should Buy Which Class D Integrated Amplifiers with Subwoofer Output?

Buy a 2.1 integrated amp if you want a compact home audio setup with easy bass control. Choose a dedicated mono sub amp if you already have a main stereo system and only need to power a subwoofer. Pick a higher-power monoblock if you are building a louder bass-focused system and understand the load requirements.

For most buyers, the best option is the amp that balances clean power, simple sub integration, and the inputs you actually use every day. That combination usually delivers better long-term satisfaction than chasing the biggest wattage claim.