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Discontinued Monoblock Amplifiers

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Infinity Kappa One 6 (KAPPAONE6AM) (Like New (Open Box))

1500W Peak (600W RMS) Class D Kappa Series Monoblock Car Amplifier with Bass Remote

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1500W Peak (600W RMS) Class D Kappa Series Monoblock Car Amplifier with Bass Remote

• 380 watts x 1 channel @ 4 ohm
• 600 watts x 1 channel @ 2 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable Monoblock Amplifier

• 380 watts x 1 channel @ 4 ohm
• 600 watts x 1 channel @ 2 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable Monoblock Amplifier

NVX XAD11 (Like New (Open Box))

700W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

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700W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

• 320 watts x 1 channel @ 4 ohm
• 360 watts x 1 channel @ 2 ohm
• 700 watts x 1 channel @ 1 ohm
• Total RMS Power: 700 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

• 320 watts x 1 channel @ 4 ohm
• 360 watts x 1 channel @ 2 ohm
• 700 watts x 1 channel @ 1 ohm
• Total RMS Power: 700 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

NVX VAD17001 (Like New (Open Box))

1700W RMS Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

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1700W RMS Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

• RMS: 800 x 1 @ 4 ohm, 1350W x 1 @ 2 ohm, 1700W x 1 @ 1 ohm
• Total RMS Power: 1700W
• CEA-2006 Compliant
• Wired Bass Remote Included
• Efficient Class D Design
• Dimensions: 10.1"W x 5.4"D x 2.0H

• RMS: 800 x 1 @ 4 ohm, 1350W x 1 @ 2 ohm, 1700W x 1 @ 1 ohm
• Total RMS Power: 1700W
• CEA-2006 Compliant
• Wired Bass Remote Included
• Efficient Class D Design
• Dimensions: 10.1"W x 5.4"D x 2.0H

Rockford Fosgate Power T10001BDCP - New (Damaged Packaging, Product A+)

1000W RMS Class BD Power Series Monoblock Car Amplifier

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1000W RMS Class BD Power Series Monoblock Car Amplifier

• Constant Power Series Monoblock Class BD Car Amplifier
• 1000 watts RMS power
• Differential Input Circuitry
• Discrete Surface Mount Components
• Gyrator Punch EQ
• Audiophile Grade Speaker Connections

• Constant Power Series Monoblock Class BD Car Amplifier
• 1000 watts RMS power
• Differential Input Circuitry
• Discrete Surface Mount Components
• Gyrator Punch EQ
• Audiophile Grade Speaker Connections

NVX XAD17 (Open Box, Great)

13500W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

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13500W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

• 5200 watts x 1 channel @ 4 ohm
• 8100 watts x 1 channel @ 2 ohm
• 13500 watts x 1 channel @ 1 ohm
• Total RMS Power: 13500 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

• 5200 watts x 1 channel @ 4 ohm
• 8100 watts x 1 channel @ 2 ohm
• 13500 watts x 1 channel @ 1 ohm
• Total RMS Power: 13500 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

Alpine MRV-M500 (Open Box, Great)

1100W Peak (500W RMS) Class D V-Power Series Monoblock Car Amplifier

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1100W Peak (500W RMS) Class D V-Power Series Monoblock Car Amplifier

• 300 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

• 300 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

Belva BXD3K (Like New (Open Box))

3000W Peak BX-Series Class-D Monoblock Car Audio Amplifier with Bass Remote

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3000W Peak BX-Series Class-D Monoblock Car Audio Amplifier with Bass Remote

• 750 watts x 1 channel @ 4 ohm
• 1500 watts x 1 channel @ 2 ohm
• 3000 watts x 1 channel @ 1 ohm
• Total Peak Power: 3000 watts
• Class D 1 ohm Stable Monoblock

• 750 watts x 1 channel @ 4 ohm
• 1500 watts x 1 channel @ 2 ohm
• 3000 watts x 1 channel @ 1 ohm
• Total Peak Power: 3000 watts
• Class D 1 ohm Stable Monoblock

Belva BB200ABv2 (Open Box, Great)

500W Peak Class A/B Monoblock Amplifier

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500W Peak Class A/B Monoblock Amplifier

• Class A/B Monoblock Amplifier
• Adjustable Gain Controls
• Low-Pass Filter: 40-300Hz
• Bass Boost: +0-12DB
• One pair of preamp outputs
• Remote bass knob included

• Class A/B Monoblock Amplifier
• Adjustable Gain Controls
• Low-Pass Filter: 40-300Hz
• Bass Boost: +0-12DB
• One pair of preamp outputs
• Remote bass knob included

JL Audio RD1500/1 (Open Box, Great)

1500W RMS Class D RD Series Monoblock Car Amplifier

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1500W RMS Class D RD Series Monoblock Car Amplifier

• 750 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 3 ohm
• 1500 watts x 1 channel @ 2 ohm
• 1500 watts x 1 channel @ 1 ohm
• Total RMS Power: 1500 watts
• Class D 1 ohm Stable Monoblock Amplifier

• 750 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 3 ohm
• 1500 watts x 1 channel @ 2 ohm
• 1500 watts x 1 channel @ 1 ohm
• Total RMS Power: 1500 watts
• Class D 1 ohm Stable Monoblock Amplifier

NVX XAD12 (Open Box, Great)

1500W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

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1500W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

• 500 watts x 1 channel @ 4 ohm
• 750 watts x 1 channel @ 2 ohm
• 1500 watts x 1 channel @ 1 ohm
• Total RMS Power: 1500 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

• 500 watts x 1 channel @ 4 ohm
• 750 watts x 1 channel @ 2 ohm
• 1500 watts x 1 channel @ 1 ohm
• Total RMS Power: 1500 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

NVX NDA12001 (Like New (Open Box))

2400W Peak (1200W RMS) N-Series Class-D 1-Ohm Stable Monoblock Amplifier with Remote Bass Knob

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2400W Peak (1200W RMS) N-Series Class-D 1-Ohm Stable Monoblock Amplifier with Remote Bass Knob

• 500 watts x 1 channel @ 4 ohm
• 850 watts x 1 channel @ 2 ohm
• 1200 watts x 1 channel @ 1 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

• 500 watts x 1 channel @ 4 ohm
• 850 watts x 1 channel @ 2 ohm
• 1200 watts x 1 channel @ 1 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

Belva BXD3K (Open Box, Good)

3000W Peak BX-Series Class-D Monoblock Car Audio Amplifier with Bass Remote

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3000W Peak BX-Series Class-D Monoblock Car Audio Amplifier with Bass Remote

• 750 watts x 1 channel @ 4 ohm
• 1500 watts x 1 channel @ 2 ohm
• 3000 watts x 1 channel @ 1 ohm
• Total Peak Power: 3000 watts
• Class D 1 ohm Stable Monoblock

• 750 watts x 1 channel @ 4 ohm
• 1500 watts x 1 channel @ 2 ohm
• 3000 watts x 1 channel @ 1 ohm
• Total Peak Power: 3000 watts
• Class D 1 ohm Stable Monoblock

NVX VAD27001 (Open Box, Good)

2700W RMS Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

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2700W RMS Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

• RMS: 1250 x 1 @ 4 ohm, 1950W x 1 @ 2 ohm, 2700W x 1 @ 1 ohm
• Total RMS Power: 2700W
• CEA-2006 Compliant
• Wired Bass Remote Included
• Efficient Class D Design
• Dimensions: 13.7"W x 5.4"D x 2.0H

• RMS: 1250 x 1 @ 4 ohm, 1950W x 1 @ 2 ohm, 2700W x 1 @ 1 ohm
• Total RMS Power: 2700W
• CEA-2006 Compliant
• Wired Bass Remote Included
• Efficient Class D Design
• Dimensions: 13.7"W x 5.4"D x 2.0H

Alpine S2-A60M (Like New (Open Box))

600W RMS Class D S-Series Monoblock Car Amplifier

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600W RMS Class D S-Series Monoblock Car Amplifier

• 330 watts x 1 channel @ 4 ohm
• 600 watts x 1 channel @ 2 ohm
• 600 watts x 1 channel @ 1 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable Monoblock Amplifier

• 330 watts x 1 channel @ 4 ohm
• 600 watts x 1 channel @ 2 ohm
• 600 watts x 1 channel @ 1 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable Monoblock Amplifier

NVX NDA102 (Open Box, Good)

1500W Peak (750W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

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1500W Peak (750W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

• 310 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• 750 watts x 1 channel @ 1 ohm
• Total RMS Power: 750 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

• 310 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• 750 watts x 1 channel @ 1 ohm
• Total RMS Power: 750 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

NVX NDA101 (Like New (Open Box))

1000W Peak (500W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

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1000W Peak (500W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

• 210 watts x 1 channel @ 4 ohm
• 330 watts x 1 channel @ 2 ohm
• 500 watts x 1 channel @ 1 ohm
• Total RMS Power: 500 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

• 210 watts x 1 channel @ 4 ohm
• 330 watts x 1 channel @ 2 ohm
• 500 watts x 1 channel @ 1 ohm
• Total RMS Power: 500 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

NVX NDA103 (Open Box, Great)

2000W Peak (1000W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

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2000W Peak (1000W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

• 390 watts x 1 channel @ 4 ohm
• 660 watts x 1 channel @ 2 ohm
• 1000 watts x 1 channel @ 1 ohm
• Total RMS Power: 1000 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

• 390 watts x 1 channel @ 4 ohm
• 660 watts x 1 channel @ 2 ohm
• 1000 watts x 1 channel @ 1 ohm
• Total RMS Power: 1000 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

Alpine MRV-M500 (Like New (Open Box))

1100W Peak (500W RMS) Class D V-Power Series Monoblock Car Amplifier

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1100W Peak (500W RMS) Class D V-Power Series Monoblock Car Amplifier

• 300 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

• 300 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

Deaf Bonce MFA-1.800 (Open Box, Great)

800W RMS Class D Machete Series Monoblock Subwoofer Amplifier with Bass Remote

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800W RMS Class D Machete Series Monoblock Subwoofer Amplifier with Bass Remote

• 340 watts x 1 channel @ 4 ohm
• 570 watts x 1 channel @ 2 ohm
• 800 watts x 1 channel @ 1 ohm
• Total RMS Power: 800 watts
• Class D 1 ohm Stable Monoblock Amplifier

• 340 watts x 1 channel @ 4 ohm
• 570 watts x 1 channel @ 2 ohm
• 800 watts x 1 channel @ 1 ohm
• Total RMS Power: 800 watts
• Class D 1 ohm Stable Monoblock Amplifier

JBL Club A1000 (AMPCBA1000AM) (Open Box, Good)

200W Peak (1000W RMS) Class D Club Series Compact Monoblock Amplifier with Bass Remote

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200W Peak (1000W RMS) Class D Club Series Compact Monoblock Amplifier with Bass Remote

• 600 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 2 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable Monoblock Amplifier

• 600 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 2 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable Monoblock Amplifier

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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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