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Discontinued Monoblock Amplifiers

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Audiopipe APSM-1300

1000W Monoblock APSM Series Class D Amplifier

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1000W Monoblock APSM Series Class D Amplifier

• RMS Power: 400W x 1 @ 4 ohm, 600W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total Peak Power: 1000W
• Variable Low Pass Filter
• Dimensions: 10.5" W x 6.1" D x 1.9" H

• RMS Power: 400W x 1 @ 4 ohm, 600W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total Peak Power: 1000W
• Variable Low Pass Filter
• Dimensions: 10.5" W x 6.1" D x 1.9" H

Digital Audio TDA-2200M

600W Max, Class AB Monoblock Subwoofer Car Amplifier

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600W Max, Class AB Monoblock Subwoofer Car Amplifier

Torch Series Monoblock Class A/B Car Amplifier • 600W x 1-Chan Max • 4-Way System Protection Circuitry • Preamp RCA Outputs • Speaker-Level Inputs • Variable Bass Boost • Pulse Width Modulated MOSFET Power Supply

Torch Series Monoblock Class A/B Car Amplifier • 600W x 1-Chan Max • 4-Way System Protection Circuitry • Preamp RCA Outputs • Speaker-Level Inputs • Variable Bass Boost • Pulse Width Modulated MOSFET Power Supply

Power Acoustik CB1-4500D

4500 Peak (1500W RMS) Class-D Monoblock 1-Ohm Stable Amplifier with Bass Knob

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4500 Peak (1500W RMS) Class-D Monoblock 1-Ohm Stable Amplifier with Bass Knob

• 900 Watts RMS x 1 @ 4 ohm
• 1500 Watts RMS x 1 @ 2 ohm
Total Peak Power: 4500 Watts
• Built-in Low Pass and Subsonic Filters
• Bass Boost: 0 to +12
• Aluminum Heatsink
• Dimensions: 9.5" W x 13.25" L x 2" H

• 900 Watts RMS x 1 @ 4 ohm
• 1500 Watts RMS x 1 @ 2 ohm
Total Peak Power: 4500 Watts
• Built-in Low Pass and Subsonic Filters
• Bass Boost: 0 to +12
• Aluminum Heatsink
• Dimensions: 9.5" W x 13.25" L x 2" H

Soundstream ST1.700D

700W Monoblock Stealth Series Class D Amplifier

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700W Monoblock Stealth Series Class D Amplifier

• RMS: 350 Watts x 1 @ 4 ohm, 450 Watts x 1 @ 2 ohm,
• Total Peak Power: 700 Watts
• MOSFET Power Supply w/ Audiophile Grade IRTM Transistors
• Military Grade SMT PCB Maintains Dynamic Performance
• Hybrid Aluminum Alloy Heatsink for Optimum Dissipation
• Dash Mount Gain Control Module Included

• RMS: 350 Watts x 1 @ 4 ohm, 450 Watts x 1 @ 2 ohm,
• Total Peak Power: 700 Watts
• MOSFET Power Supply w/ Audiophile Grade IRTM Transistors
• Military Grade SMT PCB Maintains Dynamic Performance
• Hybrid Aluminum Alloy Heatsink for Optimum Dissipation
• Dash Mount Gain Control Module Included

Crunch P1000.1

1000W Max, PowerZone Series Monoblock Amplifier

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1000W Max, PowerZone Series Monoblock Amplifier

PowerZone Series Monoblock Car Amplifier • 250W x 1 chan. @ 4 ohm • 500W x 1 chan. @ 2 ohm • 1000W x 1 chan. @ 1 ohm • MOSFET output power circuit configuration • Tuned Bass EQ (0-12 dB bass boost at 45 Hz)

PowerZone Series Monoblock Car Amplifier • 250W x 1 chan. @ 4 ohm • 500W x 1 chan. @ 2 ohm • 1000W x 1 chan. @ 1 ohm • MOSFET output power circuit configuration • Tuned Bass EQ (0-12 dB bass boost at 45 Hz)

Hifonics ZRX1216.1D Open Box Complete (Very Good, Used)

1200 Watt Monoblock Zeus Series Class D 1-Ohm Stable Subwoofer Amplifier - (Zeus 1200 Watt)

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1200 Watt Monoblock Zeus Series Class D 1-Ohm Stable Subwoofer Amplifier - (Zeus 1200 Watt)

• Item Condition: Open Box
• Max Power: 400W x 1 @ 4 ohm, 600W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total Peak Power: 1200W
• Variable Low Pass Filter
• Dimensions: 10" W x 12.6" L x 2.4" H

• Item Condition: Open Box
• Max Power: 400W x 1 @ 4 ohm, 600W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total Peak Power: 1200W
• Variable Low Pass Filter
• Dimensions: 10" W x 12.6" L x 2.4" H

Massive Audio N4 (ES - Special Edition)

Ultra compact 4000W Max Nano Block Series Monoblock Class D Amplifier

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Ultra compact 4000W Max Nano Block Series Monoblock Class D Amplifier

• RMS: 650W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 2000W x 1 @ 1 ohm
• Total Peak Power: 4000W
• CEA-2006 Compliant
• Selectable Bass Boost: 0, +6, +12 dB
• Class D Circuitry
• Dimensions: 13-7/16"L x 5-1/2"W x 2-1/8"H

• RMS: 650W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 2000W x 1 @ 1 ohm
• Total Peak Power: 4000W
• CEA-2006 Compliant
• Selectable Bass Boost: 0, +6, +12 dB
• Class D Circuitry
• Dimensions: 13-7/16"L x 5-1/2"W x 2-1/8"H

Kenwood KAC-5001PS

500W RMS Class-D Monoblock Performance Series Car Power Amplifier

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500W RMS Class-D Monoblock Performance Series Car Power Amplifier

• RMS: 300 x 1 @ 4 ohm, 500W x 1 @ 2 ohm
• Total RMS Power: 500W
• CEA-2006 Compliant
• Bass Boost: 0 - 18 dB at 40 Hz
• Class D Circuitry
• Dimensions: 9-7/16"W x 7-9/16"L x 2-3/16"H

• RMS: 300 x 1 @ 4 ohm, 500W x 1 @ 2 ohm
• Total RMS Power: 500W
• CEA-2006 Compliant
• Bass Boost: 0 - 18 dB at 40 Hz
• Class D Circuitry
• Dimensions: 9-7/16"W x 7-9/16"L x 2-3/16"H

MB Quart FX1.500 (FX1500)

500W Formula Series Class AB Monoblock

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500W Formula Series Class AB Monoblock

• 250 Watts RMS x 1 @ 4 ohm
• 500 Watts RMS x 1 @ 2 ohm
• Wired remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• Variable Bass Boost: 0 to +9 dB bass boost at 45 Hz
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Fuse Rating: 25A x 2

• 250 Watts RMS x 1 @ 4 ohm
• 500 Watts RMS x 1 @ 2 ohm
• Wired remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• Variable Bass Boost: 0 to +9 dB bass boost at 45 Hz
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Fuse Rating: 25A x 2

Cerwin-Vega XED15001

1500 Watts Max XED Series Class D Monoblock Car Subwoofer Amplifier

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1500 Watts Max XED Series Class D Monoblock Car Subwoofer Amplifier

• 600 Watts RMS x 1 @ 4 ohm
• 1200 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 1500 Watts
• CEA-2006 Compliant
• Proprietary Vega Bass Boost EQ Up To 12dBn
• Dimensions: 10.3” x 4.7” x 1.8”

• 600 Watts RMS x 1 @ 4 ohm
• 1200 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 1500 Watts
• CEA-2006 Compliant
• Proprietary Vega Bass Boost EQ Up To 12dBn
• Dimensions: 10.3” x 4.7” x 1.8”

Sony XM-1S

500 Watts Slim Series Class D MonoBlock Amplifier

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500 Watts Slim Series Class D MonoBlock Amplifier

500 watts, Slim Series MonoBlock Amplifier • RMS Power Output: 4 ohm: 290 watts x 1 / 2 ohm: 500 watts x 1 • Frequency Response: 5 Hz - 300 Hz • Class-D amplifier design • MOSFET outputs and power supply • Speaker-level inputs with high-level sensing turn-on • Preamp inputs and outputs

500 watts, Slim Series MonoBlock Amplifier • RMS Power Output: 4 ohm: 290 watts x 1 / 2 ohm: 500 watts x 1 • Frequency Response: 5 Hz - 300 Hz • Class-D amplifier design • MOSFET outputs and power supply • Speaker-level inputs with high-level sensing turn-on • Preamp inputs and outputs

Pioneer GM-7100M R/B

Factory Refurbished Monoblock Amplifier

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Factory Refurbished Monoblock Amplifier

GM Series Class AB Monoblock Car Amplifier • 250W x 1 chan. @ 4 ohm • 360W x 1 chan. @ 2 ohm • 800W x 1 chan. Max • PWM Regulated MOSFET Power Supply • Selectable Bass EQ (0, 6, or 12 dB bass boost at 50 Hz)

GM Series Class AB Monoblock Car Amplifier • 250W x 1 chan. @ 4 ohm • 360W x 1 chan. @ 2 ohm • 800W x 1 chan. Max • PWM Regulated MOSFET Power Supply • Selectable Bass EQ (0, 6, or 12 dB bass boost at 50 Hz)

DUB Mag Audio DUB4001

by Audiobahn, Monoblock Amplifier

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by Audiobahn, Monoblock Amplifier

1-Channel Class-A/B Amplifier • 400W RMS x 1 @ 4 • Brushed Aluminum Chassis • Top Mount Controls with Blue Illumination • Chrome DUB Cooling Fan Grille

1-Channel Class-A/B Amplifier • 400W RMS x 1 @ 4 • Brushed Aluminum Chassis • Top Mount Controls with Blue Illumination • Chrome DUB Cooling Fan Grille

Boss CE200M

200W Monoblock Chaos Epic Series Class AB Amplifier

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200W Monoblock Chaos Epic Series Class AB Amplifier

• RMS Power: 75W x 1 @ 4 ohm, 150W x 1 @ 2 ohm
• Total Peak Power: 200W
• Variable Low Pass Filter
• Dimensions: 4" W x 3.125" L x 1.625" H

• RMS Power: 75W x 1 @ 4 ohm, 150W x 1 @ 2 ohm
• Total Peak Power: 200W
• Variable Low Pass Filter
• Dimensions: 4" W x 3.125" L x 1.625" H

Sony XM-SD51X

Class D Monoblock Subwoofer Amplifier

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Class D Monoblock Subwoofer Amplifier

Class-D Monoblock Amplifier • 600W RMS x 1 @ 4 • 1,100W RMS x 1 @ 2 • Bass Remote Included • Blue LED Lighting • High and Low Level Inputs • RCA Pass-through • Protection Circuit • Signal to Noise Ratio 76 dB

Class-D Monoblock Amplifier • 600W RMS x 1 @ 4 • 1,100W RMS x 1 @ 2 • Bass Remote Included • Blue LED Lighting • High and Low Level Inputs • RCA Pass-through • Protection Circuit • Signal to Noise Ratio 76 dB

RE Audio SA 1000.1 (SA1000.1)

1400W Monoblock SA Series Class D Amplifier

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1400W Monoblock SA Series Class D Amplifier

• RMS Power: 200W x 1 @ 4 ohm, 300W x 1 @ 2 ohm, 700W x 1 @ 1 ohm
• Total Peak Power: 1400W
• Variable Low Pass Filter
• Dimensions: 4.72" W x 9.05" L x 1.57" H

• RMS Power: 200W x 1 @ 4 ohm, 300W x 1 @ 2 ohm, 700W x 1 @ 1 ohm
• Total Peak Power: 1400W
• Variable Low Pass Filter
• Dimensions: 4.72" W x 9.05" L x 1.57" H

Memphis 16-PR1.500

Power Reference PR Series Class D Monoblock Amplifier

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Power Reference PR Series Class D Monoblock Amplifier

PR Series Class D Monoblock Amplifier • RMS: 150 watts x 1 chan. @ 4 ohm • 300 watts x 1 chan. @ 2 ohm • 500 watts x 1 chan. @ 1 ohm • Optional Wired remote bass level control • Bass Boost: 0-18 dB

PR Series Class D Monoblock Amplifier • RMS: 150 watts x 1 chan. @ 4 ohm • 300 watts x 1 chan. @ 2 ohm • 500 watts x 1 chan. @ 1 ohm • Optional Wired remote bass level control • Bass Boost: 0-18 dB

Dual XPA6100

600W Max, Monoblock XPA Series Amplifier

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600W Max, Monoblock XPA Series Amplifier

XPA Series Monoblock Car Amplifier • 200W x 1 chan. @ 4 ohm • 300W x 1 chan. @ 2 ohm • 600W x 1 chan. Max • Side mounted controls • Barrier strip connection terminals • Extruded aluminum heatsink

XPA Series Monoblock Car Amplifier • 200W x 1 chan. @ 4 ohm • 300W x 1 chan. @ 2 ohm • 600W x 1 chan. Max • Side mounted controls • Barrier strip connection terminals • Extruded aluminum heatsink

Hifonics HFi1500D Open Box Complete (Very Good, Used)

1500 Watt RMS Class D Monoblock HFi Series 1-Ohm Stable Subwoofer Amplifier (HFi 1500D)

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1500 Watt RMS Class D Monoblock HFi Series 1-Ohm Stable Subwoofer Amplifier (HFi 1500D)

• Item Condition: Open Box
• 4 ohm: 500 watts x 1 chan.
• 2 ohm: 1000 watts x 1 chan.
• 1 ohm: 1500 watts x 1 chan.
• 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

• Item Condition: Open Box
• 4 ohm: 500 watts x 1 chan.
• 2 ohm: 1000 watts x 1 chan.
• 1 ohm: 1500 watts x 1 chan.
• 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

Boss PD3000

3000W Monoblock Phantom Series Class D Amplifier

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3000W Monoblock Phantom Series Class D Amplifier

• RMS: 750W x 1 @ 4 ohm
• Total Peak Power: 3000W
• Gold-plated RCA low level and high level inputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.31" W x 13.00" L x 2.25" H

• RMS: 750W x 1 @ 4 ohm
• Total Peak Power: 3000W
• Gold-plated RCA low level and high level inputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.31" W x 13.00" L x 2.25" H

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    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.
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