Garage
Shop

Discontinued Monoblock Amplifiers

Loading...
Match Amps to Subs
Filters

Find compatible amplifiers for subs you own or want with our powerful AmpliFinder® tool.

Match Amps to Subs

Shop the Category

filter-icon Filters & Sort
You are currently viewing discontinued products.

Clarion XR2110

400W RMS, XR Series Monoblock Power Amplifier

Go to item page Right Arrow Icon of Right Arrow

400W RMS, XR Series Monoblock Power Amplifier

XR Series Monoblock Class AB Car Amplifier • 400W x 1-Chan. @ 2 Ohm • 300W x 1-Chan. @ 4 Ohm • Built-In Ground Loop Isolation For RCA Inputs • Remote Turn-On With Soft Start Prevents "Thump" • Speaker-Level Inputs

XR Series Monoblock Class AB Car Amplifier • 400W x 1-Chan. @ 2 Ohm • 300W x 1-Chan. @ 4 Ohm • Built-In Ground Loop Isolation For RCA Inputs • Remote Turn-On With Soft Start Prevents "Thump" • Speaker-Level Inputs

Go to item page Right Arrow Icon of Right Arrow

Class D Circuitry • Multi Stranded Power Supply Toroids • Multi Stranded Power Supply Toroids • S/N Ratio: >100dB • Variable 18dB Low-pass Crossover: 50Hz To 120Hz • Subsonic Filter: 10 to 25Hz • 4-way Protection Circuitry: Thermal, Short Circuit, Overload, and DC Offset • Cooling Fan • Brushed Aluminum Chassis

Class D Circuitry • Multi Stranded Power Supply Toroids • Multi Stranded Power Supply Toroids • S/N Ratio: >100dB • Variable 18dB Low-pass Crossover: 50Hz To 120Hz • Subsonic Filter: 10 to 25Hz • 4-way Protection Circuitry: Thermal, Short Circuit, Overload, and DC Offset • Cooling Fan • Brushed Aluminum Chassis

Hifonics Brutus BRX2416.1D 2400W RMS Amp + 0 Gauge Amp Kit + 2 Farad Capacitor

Brutus Series Subwoofer Amplifier + Amp Wire Kit and Capacitor

Go to item page Right Arrow Icon of Right Arrow

Brutus Series Subwoofer Amplifier + Amp Wire Kit and Capacitor

• RMS Power: 850W x 1 @ 4 ohm, 1600W x 1 @ 2 ohm, 2400W x 1 @ 1 ohm
• Total Peak Power: 2400W
• Variable Low Pass Filter
• Dimensions: 9.8" W x 14.9" L x 2.4" H

• RMS Power: 850W x 1 @ 4 ohm, 1600W x 1 @ 2 ohm, 2400W x 1 @ 1 ohm
• Total Peak Power: 2400W
• Variable Low Pass Filter
• Dimensions: 9.8" W x 14.9" L x 2.4" H

Rockford Fosgate Power T5001bd

500 watts, Class BD Power Series Amplifier (T5001 bd)

Go to item page Right Arrow Icon of Right Arrow

500 watts, Class BD Power Series Amplifier (T5001 bd)

500 watts, Class BD Power Series Amplifier • Variable Low-Pass Crossover • Signal-to-Noise Ratio: 80dB • Wired Remote Bass Control included free of charge • Bass Boost 0-18dB

500 watts, Class BD Power Series Amplifier • Variable Low-Pass Crossover • Signal-to-Noise Ratio: 80dB • Wired Remote Bass Control included free of charge • Bass Boost 0-18dB

Crunch PZ2500.1 (Factory Refurbished)

2500W Max PowerZone Series Single Channel Monoblock Class AB Car Audio Amplifier

Go to item page Right Arrow Icon of Right Arrow

2500W Max PowerZone Series Single Channel Monoblock Class AB Car Audio Amplifier

• RMS: 625W x 1 @ 4 ohm, 1250W x 1 @ 2 ohm, 2500W x 1 @ 1 ohm
• Total Peak Power: 2500W
• Wired Bass Remote Included
• Bass Boost: 0-12 dB
• Preamp RCA Outputs
• Dimensions: 17-3/4"L x 9-1/2"W x 2-1/8"H

• RMS: 625W x 1 @ 4 ohm, 1250W x 1 @ 2 ohm, 2500W x 1 @ 1 ohm
• Total Peak Power: 2500W
• Wired Bass Remote Included
• Bass Boost: 0-12 dB
• Preamp RCA Outputs
• Dimensions: 17-3/4"L x 9-1/2"W x 2-1/8"H

RCA RC200.1A

200W Max, Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

200W Max, Monoblock Amplifier

RCA Monoblock Amplifier • 200W x 1 Chan. @ 2 ohm • 100W x 2 Chan. @ 4 ohm • RCA and speaker level inputs • MOSFET power supply • Variable Gain Control

RCA Monoblock Amplifier • 200W x 1 Chan. @ 2 ohm • 100W x 2 Chan. @ 4 ohm • RCA and speaker level inputs • MOSFET power supply • Variable Gain Control

Soundstream TRX1500D

1500W Max, Tarantula Series Class D Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W Max, Tarantula Series Class D Monoblock Amplifier

• • • • • Description Coming Soon! • • • • •

• • • • • Description Coming Soon! • • • • •

Kicker ZX400.1

06ZX400.1 ZX Series Class D Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

06ZX400.1 ZX Series Class D Monoblock Amplifier

400W RMS x 1 @ 2 ohm • Class D design • wired remote bass level control • CEA-2006 compliant • preamp inputs and outputs • subsonic filter

400W RMS x 1 @ 2 ohm • Class D design • wired remote bass level control • CEA-2006 compliant • preamp inputs and outputs • subsonic filter

Cerwin-Vega SPRO1600.1D

1600W Peak (1600W RMS) Stroker Pro Series Class-D Monoblock 1-Ohm Stable Amplifier with Bass Knob

Go to item page Right Arrow Icon of Right Arrow

1600W Peak (1600W RMS) Stroker Pro Series Class-D Monoblock 1-Ohm Stable Amplifier with Bass Knob

• 900 Watts RMS x 1 @ 4 ohm
• 1300 Watts RMS x 1 @ 2 ohm
• 1600 Watts RMS x 1 @ 1 ohm, bridged
• Total RMS Power: 1600 Watts
• Built-in Low-Pass and Subsonic Filteres
• 0-12 dB Bass Boost
• Aluminum Heatsink
• Dimensions: 10.23" W x 16.85" L x 2.81" H

• 900 Watts RMS x 1 @ 4 ohm
• 1300 Watts RMS x 1 @ 2 ohm
• 1600 Watts RMS x 1 @ 1 ohm, bridged
• Total RMS Power: 1600 Watts
• Built-in Low-Pass and Subsonic Filteres
• 0-12 dB Bass Boost
• Aluminum Heatsink
• Dimensions: 10.23" W x 16.85" L x 2.81" H

Hifonics Colossus (Colossus 6.5K) - Refurbished

Hifonics 35th Anniversary 6500 Watt Max (3200 watt RMS) CTA-2006B Rated 2-Channel (Dual Monoblock) Ultra Class-D Subwoofer Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

Hifonics 35th Anniversary 6500 Watt Max (3200 watt RMS) CTA-2006B Rated 2-Channel (Dual Monoblock) Ultra Class-D Subwoofer Car Amplifier

• 625 Watts RMS x 2 @ 4 ohm
• 1125 Watts RMS x 2 @ 2 ohm
• 1625 Watts RMS x 2 @ 1 ohm
• Total Peak Power: 6500 Watts
• CTA-2006B Compliant
• Hifonics Colossus Old School Design
• Wired remote bass level control included
• Dimensions: 9"W x 23-3/4"L x 2-12/16"H

• 625 Watts RMS x 2 @ 4 ohm
• 1125 Watts RMS x 2 @ 2 ohm
• 1625 Watts RMS x 2 @ 1 ohm
• Total Peak Power: 6500 Watts
• CTA-2006B Compliant
• Hifonics Colossus Old School Design
• Wired remote bass level control included
• Dimensions: 9"W x 23-3/4"L x 2-12/16"H

Go to item page Right Arrow Icon of Right Arrow

657 watts RMS x 1 at 2 ohm • Low-pass filter • Dynamic Bass Optimization circuit • preamp outputs

657 watts RMS x 1 at 2 ohm • Low-pass filter • Dynamic Bass Optimization circuit • preamp outputs

Hifonics BXi 606

Brutus Series Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

Brutus Series Monoblock Amplifier

Monoblock amplifier with bass remote • Power 1 ohm: 600 watts, 2 ohm: 300 watts, 4 ohm: 150 watts • remote bass control • variable 24dB LP crossover and subsonic filter • Hifonics New Illuminated Heat-Sink Design With Blue LED Light Pumps

Monoblock amplifier with bass remote • Power 1 ohm: 600 watts, 2 ohm: 300 watts, 4 ohm: 150 watts • remote bass control • variable 24dB LP crossover and subsonic filter • Hifonics New Illuminated Heat-Sink Design With Blue LED Light Pumps

MB Quart RA1500.1 OPEN BOX COMPLETE

1500W Class D 1-Channel Monoblock Reference Series Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W Class D 1-Channel Monoblock Reference Series Amplifier

  • Item Condition: Open box complete
  • • Peak: 500W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 1500W x 1 @ 1 ohm
    • Total Peak Power: 1500W
    • Built-In System Diagnostics
    • Variable Bass EQ: 0 to +10 dB at 45 Hz
    • Class D Circuitry
    • Dimensions: 8-5/16"W x 15-3/4"D x 2-3/8"H

  • Item Condition: Open box complete
  • • Peak: 500W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 1500W x 1 @ 1 ohm
    • Total Peak Power: 1500W
    • Built-In System Diagnostics
    • Variable Bass EQ: 0 to +10 dB at 45 Hz
    • Class D Circuitry
    • Dimensions: 8-5/16"W x 15-3/4"D x 2-3/8"H

    SKAR Audio SK-3500.1D Open Box Complete

    3500W RMS Class D Monoblock SK Series Car Amplifier

    Go to item page Right Arrow Icon of Right Arrow

    3500W RMS Class D Monoblock SK Series Car Amplifier

    • Item Condition: Open Box Complete
    • RMS: 1178W x 1 @ 4 ohm, 2066W x 1 @ 2 ohm, 3519W x 1 @ 1 ohm
    • Total RMS Power: 3519W
    • Class D Circuitry
    • Variable Bass Boost: 0 to +9 dB at 45 Hz
    • Strappable
    • Dimensions: 9-1/2"W x 21-1/4"D x 2-9/16"H

    • Item Condition: Open Box Complete
    • RMS: 1178W x 1 @ 4 ohm, 2066W x 1 @ 2 ohm, 3519W x 1 @ 1 ohm
    • Total RMS Power: 3519W
    • Class D Circuitry
    • Variable Bass Boost: 0 to +9 dB at 45 Hz
    • Strappable
    • Dimensions: 9-1/2"W x 21-1/4"D x 2-9/16"H

    Audiobahn A8005DN R/B

    800W Max, Intake Series Class D MonoBlock Amplifier (Factory Refurbished)

    Go to item page Right Arrow Icon of Right Arrow

    800W Max, Intake Series Class D MonoBlock Amplifier (Factory Refurbished)

    800W Max, Class D Intake Series Monoblock Amplifier • 400W RMS x 1 @ 2 • 200W RMS x 1 @ 4 • High and Low Level Inputs • 0-18dB Bass Boost • Variable Low-Pass and Subsonic Filters

    800W Max, Class D Intake Series Monoblock Amplifier • 400W RMS x 1 @ 2 • 200W RMS x 1 @ 4 • High and Low Level Inputs • 0-18dB Bass Boost • Variable Low-Pass and Subsonic Filters

    Hifonics BXi2607D

    Class D Brutus BXi 2607D MonoBlock Amplifier

    Go to item page Right Arrow Icon of Right Arrow

    Class D Brutus BXi 2607D MonoBlock Amplifier

    Brutus Series 1-Channel Class D Car Amplifier • 850W x 1 chan. @ 4 ohm • 1700W x 1 chan. @ 2 ohm • 2600W x 1 chan. • Highly efficient Super D-Class amplifier circuitry with over-sized MOSFET Output • Dash-Mountable Bass Remote Control Included

    Brutus Series 1-Channel Class D Car Amplifier • 850W x 1 chan. @ 4 ohm • 1700W x 1 chan. @ 2 ohm • 2600W x 1 chan. • Highly efficient Super D-Class amplifier circuitry with over-sized MOSFET Output • Dash-Mountable Bass Remote Control Included

    Boss CE1800M

    1800W Chaos Epic Series Monoblock Power Amplifier with Line and Speaker Level Inputs

    Go to item page Right Arrow Icon of Right Arrow

    1800W Chaos Epic Series Monoblock Power Amplifier with Line and Speaker Level Inputs

    Chaos Epic Series Monoblock Power Amplifier • 1800W Max • MOSFET Power Supply • LED Power and Protect Indicators • Variable Input Gain Control • 2-Way System Protection Circuitry • Heavy Duty Black Anodized Aluminum Heatsink

    Chaos Epic Series Monoblock Power Amplifier • 1800W Max • MOSFET Power Supply • LED Power and Protect Indicators • Variable Input Gain Control • 2-Way System Protection Circuitry • Heavy Duty Black Anodized Aluminum Heatsink

    Lanzar OPTI8000D

    8000W Max, Monoblock Class D OptiDrive Series Car Amplifier

    Go to item page Right Arrow Icon of Right Arrow

    8000W Max, Monoblock Class D OptiDrive Series Car Amplifier

    • RMS: 1500W x 1 @ 4 ohm, 2400W x 1 @ 2 ohm, 4500W x 1 @ 1 ohm
    • Total Peak Power: 8000W
    • Class D Circuitry
    • Bass Boost: 0-18 dB
    • 1 Pair of Preamp Outputs
    • Dimensions: 23-1/3"L x 10-11/16"W x 2-1/8"H

    • RMS: 1500W x 1 @ 4 ohm, 2400W x 1 @ 2 ohm, 4500W x 1 @ 1 ohm
    • Total Peak Power: 8000W
    • Class D Circuitry
    • Bass Boost: 0-18 dB
    • 1 Pair of Preamp Outputs
    • Dimensions: 23-1/3"L x 10-11/16"W x 2-1/8"H

    Audiopipe APF-1801

    1800W, Class D Monoblock Slim Line Series Car Amplifier

    Go to item page Right Arrow Icon of Right Arrow

    1800W, Class D Monoblock Slim Line Series Car Amplifier

    • • • • • Description Coming Soon! • • • • •

    • • • • • Description Coming Soon! • • • • •

    Cadence XAH300.1b (Black)

    600W Xenith Series Class A/B Monoblock Amplifier with Black Chassis

    Go to item page Right Arrow Icon of Right Arrow

    600W Xenith Series Class A/B Monoblock Amplifier with Black Chassis

    Xenith Series Monoblock Class A/B Car Amplifier with Black Chassis • 200W RMS x 1 Chan. @ 4 ohm • 300W RMS x 1 Chan. @ 2 ohm • Preamp RCA Outputs • MOSFET Power Supply • 4-Way System Protection Circuitry • Variable Low-Pass Crossovers • Selectable Bass Boost

    Xenith Series Monoblock Class A/B Car Amplifier with Black Chassis • 200W RMS x 1 Chan. @ 4 ohm • 300W RMS x 1 Chan. @ 2 ohm • Preamp RCA Outputs • MOSFET Power Supply • 4-Way System Protection Circuitry • Variable Low-Pass Crossovers • Selectable Bass Boost

    Items per page: 20 40 60

      Clear all

      FAQ Frequently asked questions in Discontinued Monoblock Amplifiers


      A monoblock amplifier is a single-channel amplifier designed to power a single speaker or subwoofer. Unlike multi-channel amplifiers that can power multiple speakers simultaneously, a monoblock amplifier is dedicated to driving a specific speaker, typically a subwoofer. The advantage of a monoblock amplifier lies in its specialized design, which allows it to deliver higher power output to the subwoofer without interference from other speakers. This dedicated power delivery results in enhanced bass response and cleaner, more impactful low-frequency reproduction, making monoblock amplifiers a popular choice for car audio enthusiasts seeking powerful bass performance.
      Monoblock amplifiers are specifically designed to power subwoofers and are not intended for use with other speakers in your audio system. They usually have a single output channel optimized for low-frequency signals, making them unsuitable for driving mid-range or high-frequency speakers. For other speakers like door speakers or tweeters, you should use multi-channel amplifiers or dedicated channels on an audio processor. Using a monoblock amplifier for full-range speakers can result in poor audio performance and potential damage to the speakers.
      Monoblock amplifiers are compatible with most subwoofers, but it's crucial to consider the amplifier's power output and the subwoofer's power handling capabilities. The amplifier's power rating should match or slightly exceed the subwoofer's RMS power handling to ensure optimal performance and prevent overloading the subwoofer. Additionally, check the impedance (ohms) of both the amplifier and the subwoofer to ensure they match. Most monoblock amplifiers can handle both 2-ohm and 4-ohm loads, but some can also operate at 1-ohm, providing flexibility in subwoofer wiring configurations.
      No, monoblock amplifiers are not designed for bridging, as they are already single-channel amplifiers dedicated to powering a single subwoofer. Attempting to bridge a monoblock amplifier can cause damage to the amplifier and subwoofers. If you need to power multiple subwoofers, consider using multi-channel amplifiers or multiple monoblock amplifiers, each dedicated to driving a separate subwoofer. Sonic Electronix offers a wide selection of multi-channel amplifiers that can power multiple subwoofers simultaneously, ensuring optimal performance and protection for your audio system.
      Monoblock amplifiers can generate a significant amount of heat, especially when driving powerful subwoofers at high volume levels. While they don't require special cooling or ventilation compared to other amplifier types, it's essential to provide adequate airflow around the amplifier to dissipate heat effectively. Avoid mounting the amplifier in enclosed spaces or areas with limited ventilation, as this can lead to overheating and reduced performance. In some cases, installing a cooling fan or using amplifier cooling solutions can help maintain optimal operating temperatures. If you have concerns about amplifier heat, Sonic Electronix's knowledgeable staff can recommend suitable cooling solutions for your specific setup. Monoblock amplifiers are an excellent choice for enhancing the bass performance in your car audio system, providing dedicated power delivery to your subwoofers for impactful and detailed low-frequency sound reproduction. When used correctly and matched with the right subwoofers, monoblock amplifiers can elevate your car audio experience to new depths of bass excellence.
      why-shoping-with-sonic

      We love people and we're ready to help you! See what separates us from our competition.

      Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
      Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
      We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
      Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
      We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
      Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
      Why Shop With Us?
      Save up to 10 different vehicles in your garage
      Vehicle
      Store
      Delete

      2021 Lamborghini Urus

      2005 Pontiac Aztek

      1991 Audi 200

      2001 Saturn LW200

      Add vehicle Clear all vehicles
      Where to find vehicle info
      Are you sure you want to clear your garage?
      This action cannot be undone. Confirm
      This category was not designed for products.
      If you continue, you will be redirected to a category customized for your vehicle. Continue
      Loading...
      Identify your vehicle and submodel details
      • Owner's manual
      • Vehicle's insurance card
      • Vehicle registration
      • Vehicle produced after 2005: Inside driver's side door
      • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
      Car Info Side Door Icon
      Vehicle Registration Icon
      Vehicle Insurance Icon

      Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

      • You see only parts engineered for your exact vehicle
      • You avoid incompatible radios, speakers, or wiring
      • Installation is smoother, faster, and frustration-free
      • You get the correct accessories the first time

      Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.