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Hertz HCP 4D (Open-box, Like New)

1160W Peak (520W RMS) Class D Hertz Compact Power (HCP) Series 4-Channel Full Range Compact Car Amplifier

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1160W Peak (520W RMS) Class D Hertz Compact Power (HCP) Series 4-Channel Full Range Compact Car Amplifier

• 4 Channel: 75 watts x 4 channel @ 4 ohm
• 4 Channel: 130 watts x 4 channel @ 2 ohm
• 3 Channel: 75 watts x 2 channel @ 4 ohm + 260 watts x 1 channel @ 4 ohm
• 3 Channel: 130 watts x 2 channel @ 2 ohm + 260 watts x 1 channel @ 4 ohm
• 2 Channel: 260 watts x 2 channel @ 4-ohm
• Total RMS Power: 580 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

• 4 Channel: 75 watts x 4 channel @ 4 ohm
• 4 Channel: 130 watts x 4 channel @ 2 ohm
• 3 Channel: 75 watts x 2 channel @ 4 ohm + 260 watts x 1 channel @ 4 ohm
• 3 Channel: 130 watts x 2 channel @ 2 ohm + 260 watts x 1 channel @ 4 ohm
• 2 Channel: 260 watts x 2 channel @ 4-ohm
• Total RMS Power: 580 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

NVX VAD10001 (Open Box, Good)

2000W Peak (1000W RMS) Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

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2000W Peak (1000W RMS) Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

• RMS: 420 x 1 @ 4 ohm, 760W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total RMS Power: 1000W
• CEA-2006 Compliant
• Wired Bass Remote Included
• Efficient Class D Design
• Dimensions: 7.0"W x 5.4"D x 2.0H

• RMS: 420 x 1 @ 4 ohm, 760W x 1 @ 2 ohm, 1000W x 1 @ 1 ohm
• Total RMS Power: 1000W
• CEA-2006 Compliant
• Wired Bass Remote Included
• Efficient Class D Design
• Dimensions: 7.0"W x 5.4"D x 2.0H

JBL DSP4086 (DSP4086AM) (Like New (Open Box))

1000W Peak 480W RMS Class D 8-Channel Compact Car Amplifier with Digital Signal Processor

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1000W Peak 480W RMS Class D 8-Channel Compact Car Amplifier with Digital Signal Processor

• 40 watts x 8 channel @ 4 ohm
• 60 watts x 8 channel @ 2 ohm
• Total RMS Power: 320 watts
• Class D 2 ohm Stable 8-Channel Amplifier

• 40 watts x 8 channel @ 4 ohm
• 60 watts x 8 channel @ 2 ohm
• Total RMS Power: 320 watts
• Class D 2 ohm Stable 8-Channel Amplifier

Hertz HCP 4D (Open Box, Great)

1160W Peak (520W RMS) Class D Hertz Compact Power (HCP) Series 4-Channel Full Range Compact Car Amplifier

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1160W Peak (520W RMS) Class D Hertz Compact Power (HCP) Series 4-Channel Full Range Compact Car Amplifier

• 4 Channel: 75 watts x 4 channel @ 4 ohm
• 4 Channel: 130 watts x 4 channel @ 2 ohm
• 3 Channel: 75 watts x 2 channel @ 4 ohm + 260 watts x 1 channel @ 4 ohm
• 3 Channel: 130 watts x 2 channel @ 2 ohm + 260 watts x 1 channel @ 4 ohm
• 2 Channel: 260 watts x 2 channel @ 4-ohm
• Total RMS Power: 580 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

• 4 Channel: 75 watts x 4 channel @ 4 ohm
• 4 Channel: 130 watts x 4 channel @ 2 ohm
• 3 Channel: 75 watts x 2 channel @ 4 ohm + 260 watts x 1 channel @ 4 ohm
• 3 Channel: 130 watts x 2 channel @ 2 ohm + 260 watts x 1 channel @ 4 ohm
• 2 Channel: 260 watts x 2 channel @ 4-ohm
• Total RMS Power: 580 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

NVX XAD16 (Like New (Open Box))

8000W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

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8000W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

• 3000 watts x 1 channel @ 4 ohm
• 5100 watts x 1 channel @ 2 ohm
• 8000 watts x 1 channel @ 1 ohm
• Total RMS Power: 8000 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

• 3000 watts x 1 channel @ 4 ohm
• 5100 watts x 1 channel @ 2 ohm
• 8000 watts x 1 channel @ 1 ohm
• Total RMS Power: 8000 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

NVX VAD2000.1

2000W RMS V Series Class D Monoblock Car Amplifier

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2000W RMS V Series Class D Monoblock Car Amplifier

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

Alpine S2-A55V (Open Box, Great)

540W RMS Class D S-Series 5 Channel Car Amplifier

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540W RMS Class D S-Series 5 Channel Car Amplifier

• 40 watts x 4 channel + 200 watts x 1 channel @ 4 ohm
• 60 watts x 4 channel + 300 watts x 1 channel @ 2 ohm
• Bridged: 120 watts x 2 channel @ 4 ohm + 300 watts x 1 channel @ 2 ohm
• Total RMS Power: 540 watts
• Class D 2 ohm Stable 5-Channel Amplifier

• 40 watts x 4 channel + 200 watts x 1 channel @ 4 ohm
• 60 watts x 4 channel + 300 watts x 1 channel @ 2 ohm
• Bridged: 120 watts x 2 channel @ 4 ohm + 300 watts x 1 channel @ 2 ohm
• Total RMS Power: 540 watts
• Class D 2 ohm Stable 5-Channel Amplifier

NVX XAD15 (Open Box, Great)

5000W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

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5000W RMS X-Series Full-Bridge Class D 1-Ohm Stable Monoblock Amplifier

• 1850 watts x 1 channel @ 4 ohm
• 3300 watts x 1 channel @ 2 ohm
• 5000 watts x 1 channel @ 1 ohm
• Total RMS Power: 5000 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

• 1850 watts x 1 channel @ 4 ohm
• 3300 watts x 1 channel @ 2 ohm
• 5000 watts x 1 channel @ 1 ohm
• Total RMS Power: 5000 watts
• Frequency Response: 10 - 300 Hz
• CEA-2006 Compliant Amplifier

NVX VADM1 (Open Box, Good)

500W RMS Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote

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500W RMS Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote

• 500 Watt True RMS Output!
• Marine Certified Monoblock Micro Class D Amplifier
• 180W x 1-Chan. @ 4 ohm
• 320W x 1-Chan. @ 2 ohm
• 500W x 1-Chan. @ 1 ohm
• 3-Way System Protection
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint

• 500 Watt True RMS Output!
• Marine Certified Monoblock Micro Class D Amplifier
• 180W x 1-Chan. @ 4 ohm
• 320W x 1-Chan. @ 2 ohm
• 500W x 1-Chan. @ 1 ohm
• 3-Way System Protection
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint

NVX NDA105 (Open Box, Great)

4000W Peak (2000W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

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4000W Peak (2000W) RMS N-Series Class-D 1-Ohm Stable Monoblock Amplifier

• 780 watts x 1 channel @ 4 ohm
• 1300 watts x 1 channel @ 2 ohm
• 2000 watts x 1 channel @ 1 ohm
• Total RMS Power: 2000 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

• 780 watts x 1 channel @ 4 ohm
• 1300 watts x 1 channel @ 2 ohm
• 2000 watts x 1 channel @ 1 ohm
• Total RMS Power: 2000 watts
• CEA-2006 Compliant
• 0 to +12 dB bass boost

NVX BDA7501 (Open Box, Good)

750W RMS BD-Series Class D Monoblock 2-Ohm Stable Amplifier

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750W RMS BD-Series Class D Monoblock 2-Ohm Stable Amplifier

• Class-D Monoblock
• True RMS Power:
• 450W x 1 @ 4 ohm
• 750W x 1 @ 2 ohm
• CEA-2006 Compliant
• Wired remote bass level control included
• Dimensions: 7" W x 9.75" L x 2" H

• Class-D Monoblock
• True RMS Power:
• 450W x 1 @ 4 ohm
• 750W x 1 @ 2 ohm
• CEA-2006 Compliant
• Wired remote bass level control included
• Dimensions: 7" W x 9.75" L x 2" H

NVX NDA501 (Open Box, Good)

1960W Peak (980W) RMS N-Series Class-D 5-Channel Car Audio Amplifier

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1960W Peak (980W) RMS N-Series Class-D 5-Channel Car Audio Amplifier

• 4 ohm: 80 watts x 4 channel + 310 watts x 1 channel
• 2 ohm: 120 watts x 4 channel + 500 watts x 1 channel
• Total power output: 980 watts watts
• Includes Bass Remote
• CEA-2006 Compliant

• 4 ohm: 80 watts x 4 channel + 310 watts x 1 channel
• 2 ohm: 120 watts x 4 channel + 500 watts x 1 channel
• Total power output: 980 watts watts
• Includes Bass Remote
• CEA-2006 Compliant

Sony XM-GS6DSP (Open Box, Great)

600W Peak (350W RMS) GS Series Class-D 6-Channel Amplifier with Digital Signal Processor

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600W Peak (350W RMS) GS Series Class-D 6-Channel Amplifier with Digital Signal Processor

• 45 watts x 4 channel @ 4 ohm
• 90 watts x 2 channel @ 2 ohm
• Bridged: 350 watts x 1 channel @ 4 ohm
• Total RMS Power: 350 watts
• Class D 2 ohm Stable 6-Channel Amplifier

• 45 watts x 4 channel @ 4 ohm
• 90 watts x 2 channel @ 2 ohm
• Bridged: 350 watts x 1 channel @ 4 ohm
• Total RMS Power: 350 watts
• Class D 2 ohm Stable 6-Channel Amplifier

NVX NDA102 (Like New (Open Box))

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

Belva BB3000Dv2 (BB3000D v2) (Open Box, Great)

3000W Max (1800W RMS) Class D Monoblock BB Series Car Amplifier

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3000W Max (1800W RMS) Class D Monoblock BB Series Car Amplifier

• RMS: 780W x 1 @ 4 ohm, 1260W x 1 @ 2 ohm, 1800W x 1 @ 1 ohm
• Total Peak Power: 3000W
• 1 Pair of Preamp Outputs
• Bass Boost 0-12 dB from 30-80 Hz
• Subsonic Filter from 20-50 Hz
• Dimensions: 13-3/4"W x 8-1/4"D x 2-1/4"H

• RMS: 780W x 1 @ 4 ohm, 1260W x 1 @ 2 ohm, 1800W x 1 @ 1 ohm
• Total Peak Power: 3000W
• 1 Pair of Preamp Outputs
• Bass Boost 0-12 dB from 30-80 Hz
• Subsonic Filter from 20-50 Hz
• Dimensions: 13-3/4"W x 8-1/4"D x 2-1/4"H

Hifonics ZD-1750.5D (Open Box, Great)

1350W RMS Zeus Delta Series Class-D 5-Channel Car Amplifier

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1350W RMS Zeus Delta Series Class-D 5-Channel Car Amplifier

• 100 watts x 4 channel + 225 watts x 1 channel @ 4 ohm
• 225 watts x 4 channel + 450 watts x 1 channel @ 2 ohm
• Bridged: 450 watts x 2 channel @ 4 ohm + 450 watts x 1 channel @ 2 ohm
• Total RMS Power: 1350 watts
• Class D 1 ohm Stable 5-Channel Amplifier

• 100 watts x 4 channel + 225 watts x 1 channel @ 4 ohm
• 225 watts x 4 channel + 450 watts x 1 channel @ 2 ohm
• Bridged: 450 watts x 2 channel @ 4 ohm + 450 watts x 1 channel @ 2 ohm
• Total RMS Power: 1350 watts
• Class D 1 ohm Stable 5-Channel Amplifier

JL Audio JD400/4 OPEN BOX

4-Channel Full Range Class D Amplifier

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4-Channel Full Range Class D Amplifier

• 4-Channel Class D
• NexD Switching Technology
• Compact and Powerful
• Copmlete Signal Processing Sections

• 4-Channel Class D
• NexD Switching Technology
• Compact and Powerful
• Copmlete Signal Processing Sections

NVX NDA501 (Like New (Open Box)

1960W Peak (980W) RMS N-Series Class-D 5-Channel Car Audio Amplifier

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1960W Peak (980W) RMS N-Series Class-D 5-Channel Car Audio Amplifier

• 4 ohm: 80 watts x 4 channel + 310 watts x 1 channel
• 2 ohm: 120 watts x 4 channel + 500 watts x 1 channel
• Total power output: 980 watts watts
• Includes Bass Remote
• CEA-2006 Compliant

• 4 ohm: 80 watts x 4 channel + 310 watts x 1 channel
• 2 ohm: 120 watts x 4 channel + 500 watts x 1 channel
• Total power output: 980 watts watts
• Includes Bass Remote
• CEA-2006 Compliant

NVX NDA6004 (Open Box, Good)

1200W Peak (600W RMS) N-Series Class-D 4-Channel Amplifier

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1200W Peak (600W RMS) N-Series Class-D 4-Channel Amplifier

• 100 watts x 4 channel @ 4 ohm
• 160 watts x 4 channel @ 2 ohm
• Bridged: 320 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

• 100 watts x 4 channel @ 4 ohm
• 160 watts x 4 channel @ 2 ohm
• Bridged: 320 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier

Dual DA704L + FREE Amplifier Wiring Kit

600W 4-Channel Digital Low Profile Series Class D Car Amplifier (Made in Korea) + Free 8 Gauge Amplifier Wiring Kit with 4-Channel RCA Interconnects

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600W 4-Channel Digital Low Profile Series Class D Car Amplifier (Made in Korea) + Free 8 Gauge Amplifier Wiring Kit with 4-Channel RCA Interconnects

• RMS: 100W x 4 @ 4 ohm, 150W x 4 @ 2 ohm
• Total Peak Power: 400W
• Pulse Width Modulated MOSFET Power Supply
• 4-Way Protection Circuitry
• Complete 8 Gauge 4-Channel Amplifier Installation Kit
• Designed Specifically For Car Audio Systems Up to 500 Watts RMS
• Premium Power and Ground Wire Provides Optimal Power Transfer
• Mini-ANL Fuse Holder With A 60 Amp Mini-ANL fuse
• 30% Copper CCA Wire

• RMS: 100W x 4 @ 4 ohm, 150W x 4 @ 2 ohm
• Total Peak Power: 400W
• Pulse Width Modulated MOSFET Power Supply
• 4-Way Protection Circuitry
• Complete 8 Gauge 4-Channel Amplifier Installation Kit
• Designed Specifically For Car Audio Systems Up to 500 Watts RMS
• Premium Power and Ground Wire Provides Optimal Power Transfer
• Mini-ANL Fuse Holder With A 60 Amp Mini-ANL fuse
• 30% Copper CCA Wire

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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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