Best Ds18 Subwoofer Amplifiers in 2026

Ultra-fine mosfets circuit maximizing power efficiency while improving sound quality

LED power (Green) and protect (Red) indicators

Manufactured in China

Includes: Amplifier. Bass Remote. Birth sheet with tested power. Owner’s manual. Mounting Screws. Warranty.

Rockville dB55 4000 Watt/2000 Watt RMS 5 Channel Amplifier. CEA Compliant Power Ratings (Rated at less than 1 % distortion) (Use these CEA ratings when matching and comparing with other CEA compliant brands such as Kicker, Rockford Fosgate, etc). 2 Ohm: 120 Watts x 4 + 500 Watts x 1 <1% THD+N. 4 Ohm: 80 Watts x 4 + 300 Watts x 1 <1% THD+N.

RMS Power Ratings: (Use these RMS ratings when comparing with great brands such as Hifonics, Earthquake, Soundstream, etc). 2 Ohm 240 Watts x 4 + 1000 Watts x 1. 4 Ohm: 160 Watts x 4 + 600 Watts x 1. Peak: (The amount of power the amplifier can produce for a split second at the loudest part of a song. 2 Ohm 480 Watts x 4 + 2000 Watts x 1. 4 Ohm: 320 Watts x 4 + 1200 Watts x 1.

Ultra-fine mosfets circuit maximizing power efficiency while improving sound quality

LED power (Green) and protect (Red) indicators

Manufactured in China

The BXX1200.1D is a 1200 watt mono amplifier featuring Super Class D technology with an NGSD digital chip to provide you with an extremely efficient, low temperature, high amplification system that others only dream about.

The rock solid Ultra-Fi MOSFET outputs are selected for both balance and output power. This keeps power smooth even during demanding peak in the music.

The amplifiers protection condition is also shown by blue illumination for normal operation and red for a short being present and requires the attention of an installer.

3000W RMS 1 Ohm Mono Car Subwoofer Amplifier

Phase Shift: 0° - 180°

Signal to Noise - >95dB. Frequency Response - 10Hz - 250Hz. Bass Boost - 0dB - 10dB. Subsonic Filter - 15Hz - 35Hz

CLASS D AMPLIFIER - Class D topology ensures high efficiency with big power and a small footprint. This mono amplifier was built for driving subwoofers and subwoofer systems, maintaining the highest sound quality sound for your car audio.

BUILT FOR POWERFUL SOUND - Minimize heat generation with the PWM MOSFET power supply providing stability through the PC board. Old school Hifonics aluminum heat sink maintains superior heat dissipation to keep your car audio sounding smooth.

MADE TO LAST - Low noise preamplifier generates maximum low voltage signal from source unit, minimizing distortion. High temperature impact resistant inputs with hex screw terminals allow secure connections and are erosion resistant.

CLASS D AMPLIFIER - Class D topology ensures high efficiency with big power and a small footprint. This mono amplifier was built for driving subwoofers and subwoofer systems, maintaining the highest sound quality sound for your car audio.

BUILT FOR POWERFUL SOUND - Minimize heat generation with the PWM MOSFET power supply providing stability through the PC board. Old school Hifonics aluminum heat sink maintains superior heat dissipation to keep your car audio sounding smooth.

MADE TO LAST - Low noise preamplifier generates maximum low voltage signal from source unit, minimizing distortion. High temperature impact resistant inputs with hex screw terminals allow secure connections and are erosion resistant.

4000W RMS 1 Ohm Mono Car Subwoofer Amplifier

Signal to Noise > 95dB

SUBSONIC FILTER: 15Hz - 35Hz

CLASS D AMPLIFIER - Class D topology ensures high efficiency with big power and a small footprint. This mono amplifier was built for driving subwoofers and subwoofer systems, maintaining the highest sound quality sound for your car audio.

BUILT FOR POWERFUL SOUND - Minimize heat generation with the PWM MOSFET power supply providing stability through the PC board. Old school Hifonics aluminum heat sink maintains superior heat dissipation to keep your car audio sounding smooth.

MADE TO LAST - Low noise preamplifier generates maximum low voltage signal from source unit, minimizing distortion. High temperature impact resistant inputs with hex screw terminals allow secure connections and are erosion resistant.

Illuminated Hifonics Badge

SPC - Simpatico Coil Design, HSMD - Hifonics Surface Mount Design

PWM MOSFET Power Supply for Maximum Current Levels

1 Ohm Mono Car Subwoofer Amplifier

Hifonics ZG-2400.1D Class D Amplifier + Gravity Magnet Phone Holder Bundle

Power Rating: 4 Ohms: 600 Watts x 1 2 Ohms: 1200 Watts x 1 1 Ohms: 2400 Watts x 1

Tone Control/Parametric EQ: Built-in bass control | PWM MOSFET Power Supply

Package Includes: (1) RockvilIe dB12 2000 Watt/1000w RMS Mono Class D 2 Ohm Amplifier Car Audio Amp. (1) RockvilIe RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit w/RCA's. Includes: Amplifier. Bass Remote. Birth sheet with tested power. Owners manual. Mounting Screws. Warranty. Features: RockvilIe dB12 2000 Watt/1000w RMS Mono Class D 2 Ohm Amplifier

CEA Compliant Power Ratings (Rated at less than 1 % distortion) (Use these CEA ratings when matching and comparing with other CEA compliant brands such as Kicker, RF Fosgate, etc.) - 2 Ohm: 500 Watts x 1 Channel <1% THD+N - 4 Ohm: 300 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.) - 2 Ohm: 1000 Watts x 1 Channel - 4 Ohm: 600 Watts x 1 Channel

Peak: (The amount of power the amplifier can produce for a split second at the loudest part of a song - 2 Ohm: 2000 Watts x 1 Channel - 4 Ohm: 1200 Watts x 1 Channel. High-Speed MOSFET Power Supply. Designed, Engineered, Developed, and Quality Controlled in the USA. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Low Pass Filter: 50Hz - 250Hz. Subsonic Filter: 15Hz - 55Hz. Phase Control Switch 0-180 degrees. Full IC-Controlled Protection Circuitry

1 Ohm Mono Car Subwoofer Amplifier

Hifonics ZG-3200.1D Class D Amplifier + Gravity Magnet Phone Holder Bundle

Power Rating: 4 Ohms: 800 Watts x 1 2 Ohms: 1600 Watts x 1 1 Ohms: 3200 Watts x 1

Tone Control/Parametric EQ: Built-in bass control | PWM MOSFET Power Supply

Country of Origin: UNITED STATES

Package length: 9.4 cm

Package width: 25.65 cm

Hifonics ZG-600.4 Class A/B Amplifier + Gravity Magnet Phone Holder Bundle

Power Rating: 4 Ohms: 75 Watts x 4 2 Ohms: 150 Watts x 4 Bridged @ 4 Ohms: 300 x 2

Tone Control/Parametric EQ: Built-in bass control | PWM MOSFET Power Supply

POWERFUL SOUND: Deliver powerful sound to your speakers and subwoofers with this Super D Class, 4,000-watt, mono car audio amplifier; Wired bass remote included

OPERATION: Control your sound with mono only operation, variable electronic crossover, and electronic equalizer capabilities; Monitor overload and speaker short protection with illuminated indicators on the amplifier end panel

OUTPUT TECHNOLOGY: Ultra-Fi MOSET output device technology and classic Hifonics aluminum construction for powerful sound, efficient cooling, and minimal distortion

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 .

CLASS D AMPLIFIER - Class D topology ensures high efficiency with big power and a small footprint. This mono amplifier was built for driving subwoofers and subwoofer systems, maintaining the highest sound quality sound for your car audio.

BUILT FOR POWERFUL SOUND - Minimize heat generation with the PWM MOSFET power supply providing stability through the PC board. Old school Hifonics aluminum heat sink maintains superior heat dissipation to keep your car audio sounding smooth.

CONTROL YOUR AUDIO - Control of amplifier output with onboard electronic crossover to tailor specific frequencies to speakers and subs. LED system protection allows you to monitor overload and speaker shortages with illuminated indicators.

Hifonics ZG-1800.1D Class D Amplifier + Gravity Magnet Phone Holder Bundle

Power Rating: 4 Ohms: 450 Watts x 1 2 Ohms: 900 Watts x 1 1 Ohms: 1800 Watts x 1

Tone Control/Parametric EQ: Built-in bass control | PWM MOSFET Power Supply

CLASS D AMPLIFIER - Class D topology ensures high efficiency with big power and a small footprint. This mono amplifier was built for driving subwoofers and subwoofer systems, maintaining the highest sound quality sound for your car audio.

BUILT FOR POWERFUL SOUND - Minimize heat generation with the PWM MOSFET power supply providing stability through the PC board. Old school Hifonics aluminum heat sink maintains superior heat dissipation to keep your car audio sounding smooth.

CONTROL YOUR AUDIO - Control of amplifier output with onboard electronic crossover to tailor specific frequencies to speakers and subs. LED system protection allows you to monitor overload and speaker shortages with illuminated indicators.

CLASS D AMPLIFIER - Class D topology ensures high efficiency with big power and a small footprint. This mono amplifier was built for driving subwoofers and subwoofer systems, maintaining the highest sound quality sound for your car audio.

BUILT FOR POWERFUL SOUND - Minimize heat generation with the PWM MOSFET power supply providing stability through the PC board. Old school Hifonics aluminum heat sink maintains superior heat dissipation to keep your car audio sounding smooth.

CONTROL YOUR AUDIO - Control of amplifier output with onboard electronic crossover to tailor specific frequencies to speakers and subs. LED system protection allows you to monitor overload and speaker shortages with illuminated indicators.