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Discontinued Class-D Amplifiers

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JL Audio RD400/4 (Like New (Open Box))

400W RMS RD Series Class-D 4-Channel Amplifier

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400W RMS RD Series Class-D 4-Channel Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

NVX VADM4 Version 1 (Like New (Open Box))

500W RMS V-Series Micro Full-Range Class D 4-Channel Amplifier Car/Marine/Powersports Amplifier

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500W RMS V-Series Micro Full-Range Class D 4-Channel Amplifier Car/Marine/Powersports Amplifier

• 80 watts x 4 channel @ 4 ohm
• 125 watts x 4 channel @ 2 ohm
• Bridged: 250 watts x 2 channel @ 4 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

• 80 watts x 4 channel @ 4 ohm
• 125 watts x 4 channel @ 2 ohm
• Bridged: 250 watts x 2 channel @ 4 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

NVX NDA101 (Open Box, Good)

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 XAD11 (Open Box, Great)

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

JL Audio RD1000/1 (Open Box, Great)

1000W RMS Class D RD Series Monoblock Car Amplifier

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1000W RMS Class D RD Series Monoblock Car Amplifier

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

Belva BB2000Dv2 (BB2000D v2) (Open Box, Great)

2000W Max Class D Monoblock BB Series Version 2 Car Amplifier

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2000W Max Class D Monoblock BB Series Version 2 Car Amplifier

• RMS: 540W x 1 @ 4 ohm, 900W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total Peak Power: 2000W
• 1 Pair of Preamp Outputs
• Bass Boost 0-12 dB at 30 - 80 Hz
• Subsonic Filter From Off - 50 Hz
• Dimensions: 12-1/2"W x 8-1/4"D x 2-1/4"H

• RMS: 540W x 1 @ 4 ohm, 900W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total Peak Power: 2000W
• 1 Pair of Preamp Outputs
• Bass Boost 0-12 dB at 30 - 80 Hz
• Subsonic Filter From Off - 50 Hz
• Dimensions: 12-1/2"W x 8-1/4"D x 2-1/4"H

JL Audio XD400/4v2 (Open Box, Great)

400W RMS XDv2 Series Class-D 4-Channel Amplifier

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400W RMS XDv2 Series Class-D 4-Channel Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

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

JL Audio JD400/4 (Open Box, Great)

400W RMS Class D JD Series 4 Channel Car Amplifier

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400W RMS Class D JD Series 4 Channel Car Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel 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

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

Phoenix Gold SX2 400.2 (SX24002) (Open Box, Great)

400 Watt SX Series 2 Channel Car Amplifier

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400 Watt SX Series 2 Channel Car Amplifier

• 4 ohm: 100 watts x 2 chan
• 2 ohm: 150 watts x 2 chan
• Bridged, 2 ohm: 400 watts

• 4 ohm: 100 watts x 2 chan
• 2 ohm: 150 watts x 2 chan
• Bridged, 2 ohm: 400 watts

Deaf Bonce MFA 2.420 (Open Box, Great)

1260W RMS Class D Machete Series 2 Channel Car Amplifier

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1260W RMS Class D Machete Series 2 Channel Car Amplifier

• 420 watts x 2 channel @ 4 ohm
• 630 watts x 2 channel @ 2 ohm
• Bridged: 1260 watts x 1 channel @ 4 ohm
• Total RMS Power: 1260 watts
• Class D 2 ohm Stable 2-Channel Amplifier

• 420 watts x 2 channel @ 4 ohm
• 630 watts x 2 channel @ 2 ohm
• Bridged: 1260 watts x 1 channel @ 4 ohm
• Total RMS Power: 1260 watts
• Class D 2 ohm Stable 2-Channel Amplifier

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

JL Audio RD900/5 (Like New (Open Box))

900W RMS Class D RD Series 5 Channel Car Amplifier

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900W RMS Class D RD Series 5 Channel Car Amplifier

• 70 watts x 4 channel + 225 watts x 1 channel @ 4 ohm
• 100 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 900 watts
• Class D 2 ohm Stable 5-Channel Amplifier

• 70 watts x 4 channel + 225 watts x 1 channel @ 4 ohm
• 100 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 900 watts
• Class D 2 ohm Stable 5-Channel 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 VADM5v2 (Open Box, Great)

1500W Peak (750W RMS) V-Series Micro Full-Range Class D Compact 5-Channel Car/Marine/Powersports Amplifier with Remote Bass Knob

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1500W Peak (750W RMS) V-Series Micro Full-Range Class D Compact 5-Channel Car/Marine/Powersports Amplifier with Remote Bass Knob

• 65 watts x 4 channel + 230 watts x 1 channel @ 4 ohm
• 100 watts x 4 channel + 350 watts x 1 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm + 350 watts x 1 channel @ 2 ohm
• Total RMS Power: 750 watts
• Class D 2 ohm Stable 5-Channel-Channel Amplifier

• 65 watts x 4 channel + 230 watts x 1 channel @ 4 ohm
• 100 watts x 4 channel + 350 watts x 1 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm + 350 watts x 1 channel @ 2 ohm
• Total RMS Power: 750 watts
• Class D 2 ohm Stable 5-Channel-Channel Amplifier

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    FAQ Frequently asked questions in Discontinued Class-D Amplifiers


    Class D Amplifiers Frequently Asked Questions (FAQ)
    Class D amplifiers are a type of switching amplifier known for their high efficiency and compact size. Unlike traditional Class A, B, and AB amplifiers that use continuous analog voltage to amplify audio signals, Class D amplifiers employ a digital switching technique. This process rapidly switches the output transistors on and off, effectively turning them into binary switches that deliver the audio signal to the speaker. The switching nature of Class D amplifiers drastically reduces power wastage, resulting in higher efficiency and less heat production. As a result, Class D amplifiers are ideal for applications with limited space or power constraints, making them popular in car audio, home theater systems, and portable devices.
    Yes, modern Class D amplifiers have made significant advancements in audio fidelity and can deliver high-quality sound performance. While traditional audiophiles may have associated Class D with lower audio quality due to early models' limitations, today's Class D amplifiers have overcome many of these challenges. With advancements in switching technology, filtering, and feedback mechanisms, Class D amplifiers can now offer exceptional audio reproduction that rivals traditional Class AB amplifiers. Additionally, Class D amplifiers' efficiency and lower heat generation make them well-suited for high-power audio applications where traditional amplifiers would be impractical.
    Yes, Class D amplifiers are versatile and can power various speaker types, including subwoofers, woofers, mid-range, and tweeters. When selecting a Class D amplifier for your speakers, consider the power output (wattage) and impedance rating. Ensure that the amplifier's power rating matches or slightly exceeds your speakers' power handling capabilities to prevent underpowering or overpowering, which can lead to distortion or speaker damage. Additionally, check the amplifier's impedance range to ensure compatibility with your speakers' impedance. Most Class D amplifiers can handle both 4-ohm and 2-ohm loads, making them suitable for a wide range of speaker configurations.
    No, Class D amplifiers are known for their high efficiency, which results in significantly less heat generation compared to other amplifier classes like Class A or Class AB. The digital switching technique used in Class D amplifiers reduces power loss, resulting in a more efficient conversion of electrical energy into audio output. As a result, Class D amplifiers remain relatively cool even at high volume levels, making them suitable for space-constrained installations and applications where heat dissipation is a concern. Their cool operation also extends the lifespan of internal components and reduces the need for large heat sinks or fans.
    Yes, many Class D amplifiers support bridge mode, allowing you to increase the power output when driving a single speaker or subwoofer. In bridge mode, the amplifier combines the power output from two channels into a single channel, effectively doubling the power delivered to the speaker. However, it's essential to follow the manufacturer's guidelines and ensure that your amplifier supports bridging. Additionally, pay attention to the speaker's impedance requirements, as bridging may change the amplifier's impedance capabilities. If you're unsure or need assistance with bridging your Class D amplifier, contact Sonic Electronix's knowledgeable staff, who can help you find the right amplifier and configuration for your audio setup. With their compact size, high efficiency, and versatility, Class D amplifiers offer a compelling solution for various audio applications, delivering powerful and clear sound performance with minimal heat output.
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