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.
EXCLUSIVE

12" Alpine SWR-12D2 1000W Subwoofer + NVX 1200W RMS Amplifier + Amp Kit

1200W Bass Package (Includes 12" Sub, Amplifier and Premium Amp Kit)

Go to item page Right Arrow Icon of Right Arrow

1200W Bass Package (Includes 12" Sub, Amplifier and Premium Amp Kit)

12" Type-R Series Subwoofer • 1000 Watts RMS • Class D Monoblock Amplifier with Bass Remote • Pulse Width Modulated MOSFET power supply • Pure Oxygen Free Copper Wire 4 Gauge Amp Kit

12" Type-R Series Subwoofer • 1000 Watts RMS • Class D Monoblock Amplifier with Bass Remote • Pulse Width Modulated MOSFET power supply • Pure Oxygen Free Copper Wire 4 Gauge Amp Kit

Crunch GPA3000.1

3000W Monoblock Ground Pounder Series Class A/B Amplifier

Go to item page Right Arrow Icon of Right Arrow

3000W Monoblock Ground Pounder Series Class A/B Amplifier

• RMS Power: 750W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm, 3000 x 1 @ 1 ohm
• Variable Bass Boost
• Total Peak Power: 3000W
• 9.05"W x 19.84"L x 2.29"H

• RMS Power: 750W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm, 3000 x 1 @ 1 ohm
• Variable Bass Boost
• Total Peak Power: 3000W
• 9.05"W x 19.84"L x 2.29"H

EXCLUSIVE

Crunch 1-ohm Stable Class D Monoblock - PDX-2000.1D

2000W Max PDX Series 1-ohm Stable Class D Monoblock Car Amplifier with Wired Remote Bass Level Control

Go to item page Right Arrow Icon of Right Arrow

2000W Max PDX Series 1-ohm Stable Class D Monoblock Car Amplifier with Wired Remote Bass Level Control

• Power One Series Monoblock Class A/B Car Amplifier • 2000W Max • 1000W x 1-Chan @ 1 Ohm • SEPP Analog Amplifier • Remote Bass Level Control • Preamp RCA Outputs • Dual Speaker Terminals • Soft Start Turn-On

• Power One Series Monoblock Class A/B Car Amplifier • 2000W Max • 1000W x 1-Chan @ 1 Ohm • SEPP Analog Amplifier • Remote Bass Level Control • Preamp RCA Outputs • Dual Speaker Terminals • Soft Start Turn-On

Dual XPE1700

1000W Max, Monoblock MOSFET XPE Series Power Amplifier

Go to item page Right Arrow Icon of Right Arrow

1000W Max, Monoblock MOSFET XPE Series Power Amplifier

XPE Series Monoblock Class A/B Car Amplifier • 500 Watts x 1 Chan @ 1 Ohm • 400 Watts x 1 Chan @ 2 Ohm • Selectable Bass Boost • Speaker-Level Inputs • High/Low Pass Filters

XPE Series Monoblock Class A/B Car Amplifier • 500 Watts x 1 Chan @ 1 Ohm • 400 Watts x 1 Chan @ 2 Ohm • Selectable Bass Boost • Speaker-Level Inputs • High/Low Pass Filters

EXCLUSIVE

Hifonics Brutus BRX2400.1D

4800 Watt Brutus Series Monoblock 1-Ohm Stable Subwoofer Amplifier | GO OLD SCHOOL! LAST ONES EVER MADE!

Go to item page Right Arrow Icon of Right Arrow

4800 Watt Brutus Series Monoblock 1-Ohm Stable Subwoofer Amplifier | GO OLD SCHOOL! LAST ONES EVER MADE!

• Total RMS Power: 2400W
• Peak Power: 4800W
• RMS: 850W x 1 @ 4 ohm, 1600W x 1 @ 2 ohm, 2400W x 1 @ 1 ohm
• CEA-2006 Compliant
• Bass Boost: 0-10 dB at 45 Hz
• Aluminum Alloy Heatsink with Illuminated Hifonics Logo
• Dimensions: 18-11/16"L x 10-5/16"W x 2-1/2"H

• Total RMS Power: 2400W
• Peak Power: 4800W
• RMS: 850W x 1 @ 4 ohm, 1600W x 1 @ 2 ohm, 2400W x 1 @ 1 ohm
• CEA-2006 Compliant
• Bass Boost: 0-10 dB at 45 Hz
• Aluminum Alloy Heatsink with Illuminated Hifonics Logo
• Dimensions: 18-11/16"L x 10-5/16"W x 2-1/2"H

Kicker ZX2500.1 (11ZX2500.1)

2500W RMS, Class D Monoblock ZX Series Amplifier

Go to item page Right Arrow Icon of Right Arrow

2500W RMS, Class D Monoblock ZX Series Amplifier

• RMS: 1250W x 1 @ 4 ohm, 2500W x 1 @ 2 ohm
• Total RMS Power: 2500W
• CEA-2006 Compliant
• Bass Boost: 0-18 dB at 40 Hz
• Optional Vinyl Skins For Personalization
• Dimensions: 27-1/2"L x 9-5/8"W x 2-1/8"H

• RMS: 1250W x 1 @ 4 ohm, 2500W x 1 @ 2 ohm
• Total RMS Power: 2500W
• CEA-2006 Compliant
• Bass Boost: 0-18 dB at 40 Hz
• Optional Vinyl Skins For Personalization
• Dimensions: 27-1/2"L x 9-5/8"W x 2-1/8"H

Go to item page Right Arrow Icon of Right Arrow

Class D Monoblock Amplifier

TMA Monoblock Class D Car Amplifier • 1000 Watts Max • 750 Watts x 1 Chan. @ 2 Ohm • 400 Watts x 1 Chan. @ 2 Ohm • Phase Switch (0 Or 180 Degrees) • Preamp Pass Through Output • Remote Bass Level Control Included

TMA Monoblock Class D Car Amplifier • 1000 Watts Max • 750 Watts x 1 Chan. @ 2 Ohm • 400 Watts x 1 Chan. @ 2 Ohm • Phase Switch (0 Or 180 Degrees) • Preamp Pass Through Output • Remote Bass Level Control Included

Go to item page Right Arrow Icon of Right Arrow

1000 watt Class D MOSFET Power Amplifier • Cast Aluminum Heat Sink w/Sandblast Finish • Blue Logo Triangle Power Indicator

1000 watt Class D MOSFET Power Amplifier • Cast Aluminum Heat Sink w/Sandblast Finish • Blue Logo Triangle Power Indicator

Cerwin Vega XED1000.1M

1000W Monoblock XED Series Class AB Amplifier

trophy sign

High Quality Mono Class AB Topology Design!

Go to item page Right Arrow Icon of Right Arrow

1000W Monoblock XED Series Class AB Amplifier

• RMS Power: 175W x 1 @ 4 ohm, 275W x 1 @ 2 ohm
• Total Peak Power: 1000W
• High Level Input
• Dimensions: 15.7" L x 8.875" D x 2.187" H

Promo Savings Icon
trophy sign

High Quality Mono Class AB Topology Design!

• RMS Power: 175W x 1 @ 4 ohm, 275W x 1 @ 2 ohm
• Total Peak Power: 1000W
• High Level Input
• Dimensions: 15.7" L x 8.875" D x 2.187" H

Boss PH5000D

5000W Max, Phantom Series Class D Monoblock Power Amplifier

Go to item page Right Arrow Icon of Right Arrow

5000W Max, Phantom Series Class D Monoblock Power Amplifier

• 1 ohm: 5000 watts x 1 chan.
• RMS power output: 1800 watts x 1 chan.
• Wired remote subwoofer level control
• Nickel-plated speaker and power terminals
• Subsonic Filter

• 1 ohm: 5000 watts x 1 chan.
• RMS power output: 1800 watts x 1 chan.
• Wired remote subwoofer level control
• Nickel-plated speaker and power terminals
• Subsonic Filter

Cerwin-Vega V1500.1D

1500W Vega Series Monoblock Class D Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W Vega Series Monoblock Class D Car Amplifier

• Output Power: 1500W x 1 @ 1 ohm
• 4 ohm: 500 watts x 1 chan. , 2 ohm: 900 watts x 1 chan.
• Tiffany Style Low Level RCA Inputs
• Dimensions: 7.25"W x 16.37"L x 1.93"H

• Output Power: 1500W x 1 @ 1 ohm
• 4 ohm: 500 watts x 1 chan. , 2 ohm: 900 watts x 1 chan.
• Tiffany Style Low Level RCA Inputs
• Dimensions: 7.25"W x 16.37"L x 1.93"H

EXCLUSIVE

NVX + Hifonics 1500W Dual 10" Amplified Bass Bundle

(2) NVX VCW104 10" VC-Series Dual 4-ohm Car Subwoofer + Hifonics HFi1500D 1500W RMS Class D Monoblock HFi Series Amplifier

Go to item page Right Arrow Icon of Right Arrow

(2) NVX VCW104 10" VC-Series Dual 4-ohm Car Subwoofer + Hifonics HFi1500D 1500W RMS Class D Monoblock HFi Series Amplifier

• 1 ohm: 1500 watts x 1 chan.
• Pressed Paper Cone With Woven Fiber Top
• Dual 4-ohm Voice Coil
• High Excursion Foam Surround
• Wired remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Dual speaker terminals simplify the hookup of multiple speakers
• Signal to Noise Ration: >95 dB

• 1 ohm: 1500 watts x 1 chan.
• Pressed Paper Cone With Woven Fiber Top
• Dual 4-ohm Voice Coil
• High Excursion Foam Surround
• Wired remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Dual speaker terminals simplify the hookup of multiple speakers
• Signal to Noise Ration: >95 dB

Hifonics Brutus BRX3016.1D

3000 Watt Monoblock Brutus Series Super Class D 1-Ohm Stable Subwoofer Amplifier

Go to item page Right Arrow Icon of Right Arrow

3000 Watt Monoblock Brutus Series Super Class D 1-Ohm Stable Subwoofer Amplifier

• 1000 Watts RMS x 1 @ 4 ohm
• 2000 Watts RMS x 1 @ 2 ohm
• 3000 Watts RMS x 1 @ 1 ohm
• Wired remote bass level control included
• Mono channel operation, 1-Ohm Stable
• 3-way system protection circuitry (thermal, overload and speaker short protection)
• Variable Bass Boost (0 to +10 dB bass boost at 45 Hz)

• 1000 Watts RMS x 1 @ 4 ohm
• 2000 Watts RMS x 1 @ 2 ohm
• 3000 Watts RMS x 1 @ 1 ohm
• Wired remote bass level control included
• Mono channel operation, 1-Ohm Stable
• 3-way system protection circuitry (thermal, overload and speaker short protection)
• Variable Bass Boost (0 to +10 dB bass boost at 45 Hz)

Dual DA501D

500W Monoblock Digital Compact Series Class D Car Amplifier (Made in Korea)

Go to item page Right Arrow Icon of Right Arrow

500W Monoblock Digital Compact Series Class D Car Amplifier (Made in Korea)

• RMS: 300W x 1 @ 2 ohm, 500W x 1 @ 1 ohm
• Total Peak Power: 1200W
• Pulse Width Modulated MOSFET Power Supply
• Variable Bass Boost With Remote Control
• 4-Way Protection Circuitry
• Dimensions: 4.7"W x 7.9"L x 1.6"H

• RMS: 300W x 1 @ 2 ohm, 500W x 1 @ 1 ohm
• Total Peak Power: 1200W
• Pulse Width Modulated MOSFET Power Supply
• Variable Bass Boost With Remote Control
• 4-Way Protection Circuitry
• Dimensions: 4.7"W x 7.9"L x 1.6"H

Hifonics HFi1000.1D Open Box Complete (Very Good, Used)

1000 Watt RMS Class D Monoblock HFi Series 1-Ohm Stable Subwoofer Amplifier

Go to item page Right Arrow Icon of Right Arrow

1000 Watt RMS Class D Monoblock HFi Series 1-Ohm Stable Subwoofer Amplifier

• Item Condition: Open Box
• 4 ohm: 475 watts x 1 chan.
• 2 ohm: 750 watts x 1 chan.
• 1 ohm: 1000 watts x 1 chan.
• Wired HFR-3 remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• Frequency Response: 15 - 250 Hz
• Signal to Noise Ration: >95 dB
• Variable low-pass filter: 30 - 250 Hz, 24 dB/octave

• Item Condition: Open Box
• 4 ohm: 475 watts x 1 chan.
• 2 ohm: 750 watts x 1 chan.
• 1 ohm: 1000 watts x 1 chan.
• Wired HFR-3 remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• Frequency Response: 15 - 250 Hz
• Signal to Noise Ration: >95 dB
• Variable low-pass filter: 30 - 250 Hz, 24 dB/octave

Soundstream TA1.3000D

3000W Monoblock Tarantula Series Class-D Amplifier

Go to item page Right Arrow Icon of Right Arrow

3000W Monoblock Tarantula Series Class-D Amplifier

• RMS Power: 800W x 1 @ 4 ohm, 1400W x 1 @ 2 ohm, 2500W x 1 @ 1 ohm
• Audiophile Grade IRTM Transistors
• Low Pass Filter
• Dimensions: 8" W x 20.50" L x 2" H

• RMS Power: 800W x 1 @ 4 ohm, 1400W x 1 @ 2 ohm, 2500W x 1 @ 1 ohm
• Audiophile Grade IRTM Transistors
• Low Pass Filter
• Dimensions: 8" W x 20.50" L x 2" H

Audison LRx 1.400

900 watts, MonoBlock Amplifier

Go to item page Right Arrow Icon of Right Arrow

900 watts, MonoBlock Amplifier

900 watt Monoblock Amplifier • 900W RMS @ 1 Ohm • 650W RMS @ 2 Ohm • Built-In Crossovers • Phase, Level Adjustment

900 watt Monoblock Amplifier • 900W RMS @ 1 Ohm • 650W RMS @ 2 Ohm • Built-In Crossovers • Phase, Level Adjustment

Crunch GPA1500.1

1500W Monoblock Ground Pounder Series Class A/B Amplifier

Go to item page Right Arrow Icon of Right Arrow

1500W Monoblock Ground Pounder Series Class A/B Amplifier

• RMS Power: 750W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm
• Total Peak Power: 1500W
• Variable Bass Boost
• Speaker Level Inputs
• 9.05"W x 14.72"L x 2.29"H

• RMS Power: 750W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm
• Total Peak Power: 1500W
• Variable Bass Boost
• Speaker Level Inputs
• 9.05"W x 14.72"L x 2.29"H

Crunch PD1500.1 1500 Watt Mono Amplifier + Amp Kit

1500W Max Power Drive Series 2-Ohm Stable Monoblock Amplifier Package

Go to item page Right Arrow Icon of Right Arrow

1500W Max Power Drive Series 2-Ohm Stable Monoblock Amplifier Package

• 750 Watts Max x 1 @ 4 ohm
• 1500 Watts Max x 1 @ 2 ohm
• Total Peak Power: 1500 Watts
• Variable low-pass filter: 40 - 300 Hz
• Variable Bass Boost: 0 to +12 dB bass boost
• Dimensions: 11.4"W x 17"L x 3.8"H

• 750 Watts Max x 1 @ 4 ohm
• 1500 Watts Max x 1 @ 2 ohm
• Total Peak Power: 1500 Watts
• Variable low-pass filter: 40 - 300 Hz
• Variable Bass Boost: 0 to +12 dB bass boost
• Dimensions: 11.4"W x 17"L x 3.8"H

Hifonics BXi 1206D

Brutus Series Class D Monoblock Amplifier (BXi1206D)

Go to item page Right Arrow Icon of Right Arrow

Brutus Series Class D Monoblock Amplifier (BXi1206D)

Class D Monoblock Amplifier • 1200 watts RMS @ 1 ohm • 900 watts RMS @ 2 ohm • 450 watts RMS @ 4 ohm • Bass Level Control Knob Included • BXi AccuCross • Bass EQ

Class D Monoblock Amplifier • 1200 watts RMS @ 1 ohm • 900 watts RMS @ 2 ohm • 450 watts RMS @ 4 ohm • Bass Level Control Knob Included • BXi AccuCross • Bass EQ

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

    1998 Volvo V90

    1959 Buick Electra

    1961 Chrysler Windsor

    1992 Saab 9000

    1995 Lexus SC300

    2020 Tesla Model 3

    1987 Ford B700

    2000 Mazda Millenia

    1980 Subaru GL

    2002 Pontiac Sunfire

    Vehicle
    Store
    Delete

    2004 Harley Davidson FXSTSI Springer Softail

    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.