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Hifonics ZRX1000.1D (Factory Refurbished)

1000W Max Class D Monoblock Zeus Series Amplifier

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1000W Max Class D Monoblock Zeus Series Amplifier

• 4 ohm: 475 watts x 1 chan.
• 2 ohm: 750 watts x 1 chan.
• 1 ohm: 1000 watts x 1 chan.
• Pulse Width Modulated (PWM) MOSFET Power Supply

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• 4 ohm: 475 watts x 1 chan.
• 2 ohm: 750 watts x 1 chan.
• 1 ohm: 1000 watts x 1 chan.
• Pulse Width Modulated (PWM) MOSFET Power Supply

JBL GTO1201.1II R/B

1200 watts, Grand Touring Series Class D Monoblock Amplifier GTO1201.1 II

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1200 watts, Grand Touring Series Class D Monoblock Amplifier GTO1201.1 II

1200W Grand Touring Series Monoblock Amplifier • 787W x 1 chan. @ 4 Ohm • 1114W x 1 chan. @ 2 Ohm • Class D topology • plexiglass viewing window • high and low-level inputs • CEA-2006 compliant

1200W Grand Touring Series Monoblock Amplifier • 787W x 1 chan. @ 4 Ohm • 1114W x 1 chan. @ 2 Ohm • Class D topology • plexiglass viewing window • high and low-level inputs • CEA-2006 compliant

RE Audio XT-800.2V3 Factory Refurbished

(Factory Refurbished) 1000W, 2-Channel Class "DE" Digital Stereo Amplifier

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(Factory Refurbished) 1000W, 2-Channel Class "DE" Digital Stereo Amplifier

XT V3 Series 2-Channel Digital Car Amplifier • Class DE • 250W x 2 Chan. @ 2 Ohm • 125W x 2 Chan @ 4 Ohm • 500W Bridged • Elevated Efficiency Platform • High-Pass Filter • Low-Pass Filter • Aluminum Heatsink

XT V3 Series 2-Channel Digital Car Amplifier • Class DE • 250W x 2 Chan. @ 2 Ohm • 125W x 2 Chan @ 4 Ohm • 500W Bridged • Elevated Efficiency Platform • High-Pass Filter • Low-Pass Filter • Aluminum Heatsink

Kenwood KAC-6104D R/B

(Factory Refurbished) 600W Max, Class D Monoblock Amplifier

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(Factory Refurbished) 600W Max, Class D Monoblock Amplifier

Class D Monoblock Car Amplifier • 200 Watts RMS x1 @ 4 Ohm • 300 Watts RMS x1 @ 2 Ohm• 400 Watts Max • MOSFET Switching Power Supply • Speaker-Level Inputs • Aluminum Heat Sink • CEA-2006 Complaint Amplifier •

Class D Monoblock Car Amplifier • 200 Watts RMS x1 @ 4 Ohm • 300 Watts RMS x1 @ 2 Ohm• 400 Watts Max • MOSFET Switching Power Supply • Speaker-Level Inputs • Aluminum Heat Sink • CEA-2006 Complaint Amplifier •

Hifonics TX4405 R/B

220W RMS Titan Series 4-Channel Amplifier

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220W RMS Titan Series 4-Channel Amplifier

4-Channel Class-A/B Amplifier • 110W RMS x 4 @ 2 • 220W RMS x 2 @ 4 • Accu-Cross • Line Output • 18dB Bass Boost • Variable Input Sensitivity

4-Channel Class-A/B Amplifier • 110W RMS x 4 @ 2 • 220W RMS x 2 @ 4 • Accu-Cross • Line Output • 18dB Bass Boost • Variable Input Sensitivity

Kicker ZX1000.1 Factory R/B

06ZX1000.1 ZX Series Class D Monoblock Amplifier

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06ZX1000.1 ZX Series Class D Monoblock Amplifier

Factory Reconditioned with 90 Days Manufacturer's warranty, 1000W RMS Class D Mono Subwoofer Amplifier • 1000 watts RMS power @ 2 ohm • remote level control • protection circuitry • speaker and preamp level inputs

Factory Reconditioned with 90 Days Manufacturer's warranty, 1000W RMS Class D Mono Subwoofer Amplifier • 1000 watts RMS power @ 2 ohm • remote level control • protection circuitry • speaker and preamp level inputs

Kenwood eXcelon XR1000-1

2000W Max (1000W RMS) Reference Fit Series 2-ohm Stable Monoblock Class-D Amplifier

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2000W Max (1000W RMS) Reference Fit Series 2-ohm Stable Monoblock Class-D Amplifier

• 500 Watts RMS x 1 @ 4 ohm
• 1000 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 2000 Watts
• CEA-2006 Compliant/Preamp Outputs/LPF
• 0 to 18dB Bass Boost
• Heavy duty aluminum alloy heat-sink
• 12-5/8" W x 6-5/8" L x 2" H

• 500 Watts RMS x 1 @ 4 ohm
• 1000 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 2000 Watts
• CEA-2006 Compliant/Preamp Outputs/LPF
• 0 to 18dB Bass Boost
• Heavy duty aluminum alloy heat-sink
• 12-5/8" W x 6-5/8" L x 2" H

American Bass PH4000MD OPEN BOX COMPLETE

4000W Class D Amplifier Phantom Series Car Amplifier

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4000W Class D Amplifier Phantom Series Car Amplifier

• Micro Technology Amplifier
• 1 Ohm Stable Class D Mono Block Amplifier
• RMS at 1 Ohm: 2000 Watts
• MAX at 1 Ohm: 4000 Watts
• Frequency Response: 10Hz ~ 220Hz
• Variable Subsonic
• Variable Low Pass Filter: 40Hz ~ 220Hz

• Micro Technology Amplifier
• 1 Ohm Stable Class D Mono Block Amplifier
• RMS at 1 Ohm: 2000 Watts
• MAX at 1 Ohm: 4000 Watts
• Frequency Response: 10Hz ~ 220Hz
• Variable Subsonic
• Variable Low Pass Filter: 40Hz ~ 220Hz

Power Acoustik BAMF-5500/1D (BAMF55001/D)-OPEN BOX

5500W Max Class D Monoblock BAMF Series Amplifier

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5500W Max Class D Monoblock BAMF Series Amplifier

• RMS: 1700W x 1 @ 4 ohm, 2300W x 1 @ 2 ohm, 3200W x 1 chan @ 1 ohm
• Total Peak Power: 5500W
• Class D Circuitry
• Bass Boost: 0-18 dB
• 1 Pair of Preamp Outputs
• Dimensions: 16-7/8"L x 8-1/4"W x 2-1/8"H

• RMS: 1700W x 1 @ 4 ohm, 2300W x 1 @ 2 ohm, 3200W x 1 chan @ 1 ohm
• Total Peak Power: 5500W
• Class D Circuitry
• Bass Boost: 0-18 dB
• 1 Pair of Preamp Outputs
• Dimensions: 16-7/8"L x 8-1/4"W x 2-1/8"H

NVX JAD800.4

True 1600 Watt Peak 800W RMS, Full Range Class D 4-Channel Amplifier (JAD-800.4)

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True 1600 Watt Peak 800W RMS, Full Range Class D 4-Channel Amplifier (JAD-800.4)

• 4 ohm: 125 watts x 4-Chan. RMS
• 2 ohm: 200 watts x 4-Chan. RMS
• Bridged, 4 ohm: 400 x 2 chan. RMS
• Pulse Width Modulated MOSFET Power Supply
• 4/3/2 Channel Operation

• 4 ohm: 125 watts x 4-Chan. RMS
• 2 ohm: 200 watts x 4-Chan. RMS
• Bridged, 4 ohm: 400 x 2 chan. RMS
• Pulse Width Modulated MOSFET Power Supply
• 4/3/2 Channel Operation

Cadence Q5001D

500W RMS Q Series 1-ohm Stable Monoblock Class-D Amplifier w/ Bass Knob Included

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500W RMS Q Series 1-ohm Stable Monoblock Class-D Amplifier w/ Bass Knob Included

• 200 Watts RMS x 1 @ 4 ohm
• 300 Watts RMS x 1 @ 2 ohm
• 500 Watts RMS x 1 @ 1 ohm
• Low Pass and Subsonic Filters
•0-12dB Bass Boost
• Aluminum Heatsink
• Dimensions: 7.1" W x 13.07" L x 2.05" H

• 200 Watts RMS x 1 @ 4 ohm
• 300 Watts RMS x 1 @ 2 ohm
• 500 Watts RMS x 1 @ 1 ohm
• Low Pass and Subsonic Filters
•0-12dB Bass Boost
• Aluminum Heatsink
• Dimensions: 7.1" W x 13.07" L x 2.05" H

SPL FX1-3000D R/B Factory Refurbished

3000W Max, Class D Monoblock Amplifier

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3000W Max, Class D Monoblock Amplifier

FX1 Series 1-Channel Class D Car Amplifier • 900W x 1 chan. @ 4 ohm • 1300W x 1 chan. @ 2 ohm • 170000W x 1 chan. @ 1 ohm • 3000W x 1 chan. Max • Nickel Plated Heavy Duty Power & Speaker Terminals

FX1 Series 1-Channel Class D Car Amplifier • 900W x 1 chan. @ 4 ohm • 1300W x 1 chan. @ 2 ohm • 170000W x 1 chan. @ 1 ohm • 3000W x 1 chan. Max • Nickel Plated Heavy Duty Power & Speaker Terminals

Alpine MRX-M110 OPEN BOX COMPLETE

1100W RMS Monoblock Class D X-Power Series Car Amplifier

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1100W RMS Monoblock Class D X-Power Series Car Amplifier

Opened and Never Installed
• RMS: 650W x 1 @ 4 ohm, 1100W x 1 @ 2 ohm
• Total RMS Power: 1100W
• CEA-2006 Compliant
• Bass Boost: 0-12 dB at 50 Hz
• Multi-Stage Power Management Circuit
• Dimensions: 9"L x 13-3/8"W x 2-1/4"H

Opened and Never Installed
• RMS: 650W x 1 @ 4 ohm, 1100W x 1 @ 2 ohm
• Total RMS Power: 1100W
• CEA-2006 Compliant
• Bass Boost: 0-12 dB at 50 Hz
• Multi-Stage Power Management Circuit
• Dimensions: 9"L x 13-3/8"W x 2-1/4"H

RE Audio DTS-1500.1 (DTS15001) R/B

2000W, Monoblock Class D DTS Series Car Amplifier

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2000W, Monoblock Class D DTS Series Car Amplifier

DTS Series Monoblock Class D Car Amplifier • 2000W Dynamic • Wired Remote Bass Level Control • Preamp RCA Outputs • Variable Low-Pass Filter • Subsonic Filter • Variable Bass Boost

DTS Series Monoblock Class D Car Amplifier • 2000W Dynamic • Wired Remote Bass Level Control • Preamp RCA Outputs • Variable Low-Pass Filter • Subsonic Filter • Variable Bass Boost

Autotek AXL4050.4 (Factory Refurbished)

4000W 4-Channel AXL Series Class AB Car Amplifier

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4000W 4-Channel AXL Series Class AB Car Amplifier

• 500W x 4-Chan. @ 4 ohm
• 1000W x 4-Chan. @ 2 ohm
• 2000W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2 Channel Operation
• 1/0 Gauge Power and Ground Inputs
• Illuminated Logo for Stylish and Unique Design

• 500W x 4-Chan. @ 4 ohm
• 1000W x 4-Chan. @ 2 ohm
• 2000W x 2 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2 Channel Operation
• 1/0 Gauge Power and Ground Inputs
• Illuminated Logo for Stylish and Unique Design

Pioneer GM-D8601 (Factory Refurbished)

800W RMS Class D Monoblock GM Digital Series Amplifier

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800W RMS Class D Monoblock GM Digital Series Amplifier

• RMS: 300W x 1 @ 4 ohm, 500W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
• Total Peak Power: 1500W
• CEA-2006 Compliant
• Variable Bass Boost: 0 to +18 dB
• Class D Circuitry
• Dimensions: 10-7/16"W x 2-3/8"D x 7-7/8"H

• RMS: 300W x 1 @ 4 ohm, 500W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
• Total Peak Power: 1500W
• CEA-2006 Compliant
• Variable Bass Boost: 0 to +18 dB
• Class D Circuitry
• Dimensions: 10-7/16"W x 2-3/8"D x 7-7/8"H

Phoenix Gold R15.0:1 R/B

(Factory Refurbished) Octane-R 15.0:1 MonoBlock Class D Amplifier

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(Factory Refurbished) Octane-R 15.0:1 MonoBlock Class D Amplifier

1500 watts max, 1000 watts RMS (at 2 ohm) monoblock sub amplifier • neon blue illumination • silver connections • Aux output • Twin "T" Bass EQ circuitry •

1500 watts max, 1000 watts RMS (at 2 ohm) monoblock sub amplifier • neon blue illumination • silver connections • Aux output • Twin "T" Bass EQ circuitry •

Orion HCCA-D5000 R/B

Factory Refurbished with 90 Days Warranty, 5000W HCCA High Current Monoblock Amplifier

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Factory Refurbished with 90 Days Warranty, 5000W HCCA High Current Monoblock Amplifier

5000W HCCA High Current Competition Class D Monoblock Amplifier • 1000W x 1 chan. @ 4 Ohm • 1600W x 1 chan. @ 2 Ohm • 1 Ohm: 2500 watts x 1 chan. • MOSFET power supply • CEA-2006 compliant

5000W HCCA High Current Competition Class D Monoblock Amplifier • 1000W x 1 chan. @ 4 Ohm • 1600W x 1 chan. @ 2 Ohm • 1 Ohm: 2500 watts x 1 chan. • MOSFET power supply • CEA-2006 compliant

Open Box Phoenix Gold RSd 1200.1 (RSd1200.1)

1200W RMS, Radial Sd Series Class D Monoblock Amplifier

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1200W RMS, Radial Sd Series Class D Monoblock Amplifier

1200W RSd Class D Monoblock Amplifier • 780W x 1 chan. @ 4 Ohm • 1200W x 1 chan. @ 2 Ohm • MOSFET power supply • protection circuitry • line level inputs • variable bass boost • S/N ratio: 79dB

1200W RSd Class D Monoblock Amplifier • 780W x 1 chan. @ 4 Ohm • 1200W x 1 chan. @ 2 Ohm • MOSFET power supply • protection circuitry • line level inputs • variable bass boost • S/N ratio: 79dB

Kicker ZX1500.1 (11ZX1500.1)

1500W RMS, Class D Monoblock ZX Series Amplifier (ZX15001)

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1500W RMS, Class D Monoblock ZX Series Amplifier (ZX15001)

ZX Series Class D Monoblock Car Amplifier • 750W x 1 chan. @ 4 ohm • 1500W x 1 chan. @ 2 ohm • Balanced Differential Inputs • Muting Circuit • Top Mounted Controls • Optional Vinyl Skins For Personalization

ZX Series Class D Monoblock Car Amplifier • 750W x 1 chan. @ 4 ohm • 1500W x 1 chan. @ 2 ohm • Balanced Differential Inputs • Muting Circuit • Top Mounted Controls • Optional Vinyl Skins For Personalization

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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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