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.

Kicker DX500.1 (10DX500.1)

500W RMS, Monoblock Class D DX Series Amplifier (DX5001)

Go to item page Right Arrow Icon of Right Arrow

500W RMS, Monoblock Class D DX Series Amplifier (DX5001)

• DX Series Monoblock Class D Car Amplifier
• 275 Watts x 1-Channel @ 2 Ohm
• 140 Watts x 1-Channel @ 4 Ohm
• Muting Circuit
• 3 Automatic Turn-On Modes
• Balanced Differential Inputs

• DX Series Monoblock Class D Car Amplifier
• 275 Watts x 1-Channel @ 2 Ohm
• 140 Watts x 1-Channel @ 4 Ohm
• Muting Circuit
• 3 Automatic Turn-On Modes
• Balanced Differential Inputs

Audiopipe APSM-1500

1500W APSM Series Monoblock Class D Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W APSM Series Monoblock Class D Car Amplifier

• RMS Power: 500W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 1500W x 1 @ 1 ohm
• Total Peak Power: 1500W
• Variable Low-Pass Filter (40-180 Hz)
• Dimensions: 6"W x 13.5"L x 2"H

• RMS Power: 500W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 1500W x 1 @ 1 ohm
• Total Peak Power: 1500W
• Variable Low-Pass Filter (40-180 Hz)
• Dimensions: 6"W x 13.5"L x 2"H

EXCLUSIVE

Complete Hifonics HFi1000.1D + SHURiKEN SK-BT80 Package

Hifonics HFi1000.1D Amplifier + SHURiKEN SK-BT80 Battery + Isolator + Amp Kit + Fuse Holder + Fuses

Go to item page Right Arrow Icon of Right Arrow

Hifonics HFi1000.1D Amplifier + SHURiKEN SK-BT80 Battery + Isolator + Amp Kit + Fuse Holder + Fuses

HFi Series Single Channel Monoblock Class D Car Amplifier • PWM MOSFET power supply • High Performance Battery from Shuriken • 80 Amp Hours • 1900 Crank Amps • 200 amp Battery Isolator and Relay • Extends battery life

HFi Series Single Channel Monoblock Class D Car Amplifier • PWM MOSFET power supply • High Performance Battery from Shuriken • 80 Amp Hours • 1900 Crank Amps • 200 amp Battery Isolator and Relay • Extends battery life

Go to item page Right Arrow Icon of Right Arrow

1300 watts RMS x 1 at 2 ohm • Class-D • variable low-pass filter • Dynamic Bass Optimization circuit • preamp outputs

1300 watts RMS x 1 at 2 ohm • Class-D • variable low-pass filter • Dynamic Bass Optimization circuit • preamp outputs

EXCLUSIVE

JL Audio 12W3v3-4 + Polk Audio PA D1000.1

500W RMS 12" W3v3 Series Single 4-Ohm Subwoofer + PA D Series Class-D Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

500W RMS 12" W3v3 Series Single 4-Ohm Subwoofer + PA D Series Class-D Monoblock Car Amplifier

• 500 Watts RMS x 1
• Sensitivity: 87.15 dB
• Mounting depth: 6.65 "
• Injection-molded, mineral-filled polypropylene cone
• Nitrile butadiene rubber surround
•Customization trim ring
• Floating Cone Attach Method
• DMA Optimized Motor
• Wired remote bass level control included
• CEA-2006 Compliant
• Signal to Noise Ration: 105 dBA
• Variable Bass Boost: 0 to +12 dB bass boost at 44 Hz
• Dimensions: 6-3/4" W x 12-15/16" L x 1-13/16" H

• 500 Watts RMS x 1
• Sensitivity: 87.15 dB
• Mounting depth: 6.65 "
• Injection-molded, mineral-filled polypropylene cone
• Nitrile butadiene rubber surround
•Customization trim ring
• Floating Cone Attach Method
• DMA Optimized Motor
• Wired remote bass level control included
• CEA-2006 Compliant
• Signal to Noise Ration: 105 dBA
• Variable Bass Boost: 0 to +12 dB bass boost at 44 Hz
• Dimensions: 6-3/4" W x 12-15/16" L x 1-13/16" H

Rockford Fosgate Amp + Two NVX 12" Subwoofers Bass Bundle

R1200-1D 1200W RMS Prime Series Monoblock Class D Car Amplifier + Two VSW124V2 600W RMS 12" VS-Series Dual 4-ohm Car Subwoofers

Go to item page Right Arrow Icon of Right Arrow

R1200-1D 1200W RMS Prime Series Monoblock Class D Car Amplifier + Two VSW124V2 600W RMS 12" VS-Series Dual 4-ohm Car Subwoofers

• R1200-1D 1200W RMS Prime Series Monoblock Class D Car Amplifier
• Two VSW124V2 600W RMS 12" VS-Series Dual 4-ohm Car Subwoofers

• R1200-1D 1200W RMS Prime Series Monoblock Class D Car Amplifier
• Two VSW124V2 600W RMS 12" VS-Series Dual 4-ohm Car Subwoofers

Kicker ZX750.1 Factory R/B

06ZX750.1 ZX Series Class D Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

06ZX750.1 ZX Series Class D Monoblock Amplifier

Factory Reconditioned with 90 Days Manufacturer's warranty, 750W RMS x 1 at 2 ohm • Class D design • wired remote bass level control • preamp outputs • CEA-2006 compliant • subsonic filter

Factory Reconditioned with 90 Days Manufacturer's warranty, 750W RMS x 1 at 2 ohm • Class D design • wired remote bass level control • preamp outputs • CEA-2006 compliant • subsonic filter

Massive Audio N2 Ultra-Compact Class-D Monoblock Amplifier w/ 4 AWG OFC Amp Kit

1600W Max (800W RMS) Nano Block Series Class-D Monoblock 1-Ohm Stable Amplifier with Adjustable Bass Boost w/ 100% OFC 4 AWG Amp Wiring Kit

169.99
Go to item page Right Arrow Icon of Right Arrow

1600W Max (800W RMS) Nano Block Series Class-D Monoblock 1-Ohm Stable Amplifier with Adjustable Bass Boost w/ 100% OFC 4 AWG Amp Wiring Kit

• RMS: 200W x 1 @ 4 ohm, 400W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
• Total Peak Power: 1600W
• CEA-2006 Compliant
• Selectable Bass Boost: 0, +6, +12 dB
• Class D Circuitry
• NVX XKIT42 100% Copper 4 Gauge Car Amp Install Kit w/ 2-Ch RCA

Promo Savings Icon 169.99

• RMS: 200W x 1 @ 4 ohm, 400W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
• Total Peak Power: 1600W
• CEA-2006 Compliant
• Selectable Bass Boost: 0, +6, +12 dB
• Class D Circuitry
• NVX XKIT42 100% Copper 4 Gauge Car Amp Install Kit w/ 2-Ch RCA

Kicker DX1000.1 (10DX1000.1)

1000W RMS, Monoblock Class D DX Series Amplifier (DX10001)

Go to item page Right Arrow Icon of Right Arrow

1000W RMS, Monoblock Class D DX Series Amplifier (DX10001)

DX Series Monoblock Class D Car Amplifier • 1000 Watts x 1-Channel @ 1 Ohm • 550 Watts x 1-Channel @ 2 Ohm • 280 Watts x 1-Channel @ 4 Ohm • Muting Circuit • 3 Automatic Turn-On Modes • Balanced Differential Inputs

DX Series Monoblock Class D Car Amplifier • 1000 Watts x 1-Channel @ 1 Ohm • 550 Watts x 1-Channel @ 2 Ohm • 280 Watts x 1-Channel @ 4 Ohm • Muting Circuit • 3 Automatic Turn-On Modes • Balanced Differential Inputs

Kicker KX2400.1 Amp + (2) RE Audio SXXv2-12D2 Subs

Matched Combo with Kicker 2400W RMS Amp + 2 RE Audio Dual 2 ohm Subs

Go to item page Right Arrow Icon of Right Arrow

Matched Combo with Kicker 2400W RMS Amp + 2 RE Audio Dual 2 ohm Subs

• 2 RE Audio Subs with a Matching Kicker Amp
• RMS: 1200W x 1 @ 4 ohm, 2400W x 1 @ 2 ohm
• Total Peak Power: 3200W
• CEA-2006 Compliant
• Kick EQ+ Bass Boost: 0-18 dB from 20-80 Hz
• Magnetic Panel Covers Controls
• Dimensions: 8-5/16"W x 15-1/2"L x 2-1/8"H

• 2 RE Audio Subs with a Matching Kicker Amp
• RMS: 1200W x 1 @ 4 ohm, 2400W x 1 @ 2 ohm
• Total Peak Power: 3200W
• CEA-2006 Compliant
• Kick EQ+ Bass Boost: 0-18 dB from 20-80 Hz
• Magnetic Panel Covers Controls
• Dimensions: 8-5/16"W x 15-1/2"L x 2-1/8"H

Audiobahn A8000T R/B

1600W Max, Monoblock Intake Series Amplifier (Factory Refurbished)

Go to item page Right Arrow Icon of Right Arrow

1600W Max, Monoblock Intake Series Amplifier (Factory Refurbished)

1600W Max, Intake Monoblock Amplifier • Optional bass remote and digital volt-meter display available and sold separately • Class A/B • 800W RMS @ 2 ohm • 400W RMS @ 4 ohm • Preamp outputs • Cobalt Blue Illumination • Intake cooling fan • 4-way protection circuitry

1600W Max, Intake Monoblock Amplifier • Optional bass remote and digital volt-meter display available and sold separately • Class A/B • 800W RMS @ 2 ohm • 400W RMS @ 4 ohm • Preamp outputs • Cobalt Blue Illumination • Intake cooling fan • 4-way protection circuitry

Soundstream PCX1500D (PCX-1500D) R/B

1500W RMS, Class D Monoblock Picasso Series Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W RMS, Class D Monoblock Picasso Series Amplifier

Picasso Series Monoblock Class D Car Amplifier • 800W x 1 chan. @ 4 ohm • 1500W RMS • Twin Stack Technology • Anodized heatsink • Variable low-pass filter • Subsonic filter

Picasso Series Monoblock Class D Car Amplifier • 800W x 1 chan. @ 4 ohm • 1500W RMS • Twin Stack Technology • Anodized heatsink • Variable low-pass filter • Subsonic filter

Orion C0700.1M2

400W RMS Cobalt Series Class A/B Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

400W RMS Cobalt Series Class A/B Monoblock Car Amplifier

• RMS: 250W x 1 @ 4 ohm, 400W x 1 @ 2 ohm
• Total Peak Power: 700W
• CEA-2006 Compliant
• Bass Boost: 0-18 dB
• Class D Circuitry
• Dimensions: 13-3/16"L x 7-1/2"W x 2"H

• RMS: 250W x 1 @ 4 ohm, 400W x 1 @ 2 ohm
• Total Peak Power: 700W
• CEA-2006 Compliant
• Bass Boost: 0-18 dB
• Class D Circuitry
• Dimensions: 13-3/16"L x 7-1/2"W x 2"H

MB Quart OA1550.1D OPEN BOX COMPLETE

1500W Mono Block Onyx Series Class D Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W Mono Block Onyx Series Class D Amplifier

• RMS: 475W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total Peak Power: 1000W
• Fluid-Fets MOSFET Power Supply
• Q-Stasis Pre-Amplifier Stage
• Heavy Duty Aluminum Alloy Heat-Sink
• Dimensions: 9.50"W x 14.41"L x 2.34"H

• RMS: 475W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total Peak Power: 1000W
• Fluid-Fets MOSFET Power Supply
• Q-Stasis Pre-Amplifier Stage
• Heavy Duty Aluminum Alloy Heat-Sink
• Dimensions: 9.50"W x 14.41"L x 2.34"H

Autotek AXL1550.1 (Factory Refurbished)

1500W Max Monoblock AXL Series Class AB Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W Max Monoblock AXL Series Class AB Car Amplifier

• Peak: 750W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm
• Total Peak Power: 1500W
• 1 Pair of Preamp Outputs
• Bass Boost: 0-12 dB at 50 Hz
• Low Pass Filter: 40-150 Hz
• Dimensions: 9-1/16"W x 17-1/8"D x 2-5/16"H

• Peak: 750W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm
• Total Peak Power: 1500W
• 1 Pair of Preamp Outputs
• Bass Boost: 0-12 dB at 50 Hz
• Low Pass Filter: 40-150 Hz
• Dimensions: 9-1/16"W x 17-1/8"D x 2-5/16"H

Infinity PRIMUS-3000A Open Box

600W Max (300W RMS) Primus Series 2 ohm Stable Monoblock Class-D Amplifier

Go to item page Right Arrow Icon of Right Arrow

600W Max (300W RMS) Primus Series 2 ohm Stable Monoblock Class-D Amplifier

• 300 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 600 Watts
• Variable low-pass filter: 32 - 320 Hz, 24 dB/octave
• Variable Bass Boost: 0 to +12 dB bass boost at 45 Hz
• 0 to 180 degree Phase Output
• Dimensions: 12.3" W x 7.4" L x 3.74" H

• 300 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 600 Watts
• Variable low-pass filter: 32 - 320 Hz, 24 dB/octave
• Variable Bass Boost: 0 to +12 dB bass boost at 45 Hz
• 0 to 180 degree Phase Output
• Dimensions: 12.3" W x 7.4" L x 3.74" H

Kenwood KAC-9103D R/B

1800W Max, Class D Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

1800W Max, Class D Monoblock Amplifier

1800W Class-D Monoblock Amplifier • 500W RMS x 1 @ 4 ohm • 900W RMS x 1 @ 2 ohm • Variable Low-Pass and Subsonic Filter • High and Low Level Inputs • 1 Pair RCA Outputs • 0 - 18 dB Bass Boost

1800W Class-D Monoblock Amplifier • 500W RMS x 1 @ 4 ohm • 900W RMS x 1 @ 2 ohm • Variable Low-Pass and Subsonic Filter • High and Low Level Inputs • 1 Pair RCA Outputs • 0 - 18 dB Bass Boost

MB Quart RA1000.1 OPEN BOX COMPLETE

1000W Class D 1-Channel Monoblock Reference Series Amplifier

Go to item page Right Arrow Icon of Right Arrow

1000W Class D 1-Channel Monoblock Reference Series Amplifier

Item is used and has been installed
• Peak: 475W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total Peak Power: 1000W
• Built-In System Diagnostics
• Variable Bass EQ: 0 to +10 dB at 45 Hz
• Class D Circuitry
• Dimensions: 8-5/16"W x 15-1/2"D x 2-3/8"H

Item is used and has been installed
• Peak: 475W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total Peak Power: 1000W
• Built-In System Diagnostics
• Variable Bass EQ: 0 to +10 dB at 45 Hz
• Class D Circuitry
• Dimensions: 8-5/16"W x 15-1/2"D x 2-3/8"H

Massive Audio BL3 Open Box (Complete)

2800W Max Marine and Powersports Nano BLU Series 1 ohm Stable Monoblock Class-D Amplifier

Go to item page Right Arrow Icon of Right Arrow

2800W Max Marine and Powersports Nano BLU Series 1 ohm Stable Monoblock Class-D Amplifier

• 450 Watts RMS x 1 @ 4 ohm
• 700 Watts RMS x 1 @ 2 ohm
• 1400 Watts RMS x 1 @ 1 ohm
• Total Peak Power: 2800 Watts
• CEA-2006 Compliant
• Built for Powersports and Marine Applications
• HEATSINK
• Dimensions: 11.5" W x 4.25" L x 1.6" H

• 450 Watts RMS x 1 @ 4 ohm
• 700 Watts RMS x 1 @ 2 ohm
• 1400 Watts RMS x 1 @ 1 ohm
• Total Peak Power: 2800 Watts
• CEA-2006 Compliant
• Built for Powersports and Marine Applications
• HEATSINK
• Dimensions: 11.5" W x 4.25" L x 1.6" H

100W x 1 Chan. @ 2 Ohm RMS • Description Coming Soon!

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

    2019 Chevrolet Impala

    1998 Cadillac DeVille

    1977 GMC C2500 Pickup

    1973 Oldsmobile Ninety-Eight

    2011 Volkswagen Jetta

    2006 Maserati Coupe

    1991 Audi 200

    2017 Hyundai Accent

    2015 Lincoln MKT

    2007 Porsche 911

    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.