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Discontinued Monoblock Amplifiers

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Crunch PZT1500.1 Open Box

(Open Box) 1500W Max, Power Zone Series Monoblock Car Amplifier

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(Open Box) 1500W Max, Power Zone Series Monoblock Car Amplifier

Single-Channel Power Zone Series Car Amplifier • Monoblock • 375W @ 4 ohm • 750W @ 2 ohm • 1500W @ 1 ohm • Subsonic Filter • Soft-Start Circuitry • Nickel-Plated Contacts • Illuminated Crunch Logo

Single-Channel Power Zone Series Car Amplifier • Monoblock • 375W @ 4 ohm • 750W @ 2 ohm • 1500W @ 1 ohm • Subsonic Filter • Soft-Start Circuitry • Nickel-Plated Contacts • Illuminated Crunch Logo

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

Kicker IX500.1 (10IX500.1) Open Box

(Open Box) 500W RMS, Monoblock Class D IX Series Amplifier (IX5001)

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(Open Box) 500W RMS, Monoblock Class D IX Series Amplifier (IX5001)

IX Series Monoblock Class D Car Amplifier • 500W x 1-Chan. @ 2 Ohm • 275W x 1-Chan. @ 4 Ohm • Super-Small Footprint • Optional Stacking Mounts Available • Optional Vinyl Skins For Personalization

IX Series Monoblock Class D Car Amplifier • 500W x 1-Chan. @ 2 Ohm • 275W x 1-Chan. @ 4 Ohm • Super-Small Footprint • Optional Stacking Mounts Available • Optional Vinyl Skins For Personalization

Precision Power PPI D3000/1 Open Box

(Open Box) 3000W Max, Class D Monoblock Amplifier

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(Open Box) 3000W Max, Class D Monoblock Amplifier

3000W Class D MonoBlock Amplifier • 495W x 1 chan. @ 4 Ohm • 1000W x 1 chan. @ 2 Ohm • QBASS • PWM power supply • gold plated RCA connectors • CEA-2006 compliant

3000W Class D MonoBlock Amplifier • 495W x 1 chan. @ 4 Ohm • 1000W x 1 chan. @ 2 Ohm • QBASS • PWM power supply • gold plated RCA connectors • CEA-2006 compliant

RE Audio XTX-3000.1 (XTX3000.1) R/B

3000W XTX Series Monoblock Full Digital Class D Car Amplifier

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3000W XTX Series Monoblock Full Digital Class D Car Amplifier

XTX Series Monoblock Full Range Digital Car Amplifier • 3000W Dynamic • 2-Way System Protection • Brushed Aluminum Alloy Convection Cooled Heatsink • Variable Low-Pass Filter • Variable Bass Boost

XTX Series Monoblock Full Range Digital Car Amplifier • 3000W Dynamic • 2-Way System Protection • Brushed Aluminum Alloy Convection Cooled Heatsink • Variable Low-Pass Filter • Variable Bass Boost

Rockford Fosgate T500-1bd OB

(MINOR BLEMISHES AND NO BASS KNOB) 2007 Power Series Compact Class bD Monoblock Amplifier

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(MINOR BLEMISHES AND NO BASS KNOB) 2007 Power Series Compact Class bD Monoblock Amplifier

Power Series 1-Channel Class BD Car Amplifier • 250W x 1 chan. @ 4 ohm • 400W x 1 chan. @ 2 ohm • 500W x 1 chan. @ 1 ohm • 500W x 1 chan. Max • MOSFET Power Supply • RCA pass-thru • Audiophile grade speaker connections

Power Series 1-Channel Class BD Car Amplifier • 250W x 1 chan. @ 4 ohm • 400W x 1 chan. @ 2 ohm • 500W x 1 chan. @ 1 ohm • 500W x 1 chan. Max • MOSFET Power Supply • RCA pass-thru • Audiophile grade speaker connections

Infinity Reference 1300a R/B

(Factory Refurbished) 342W Max, Reference Series Class D Monoblock Amplifier (REF1300A)

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(Factory Refurbished) 342W Max, Reference Series Class D Monoblock Amplifier (REF1300A)

Reference Series Class D Monoblock Amplifier • 200W x 1 chan. @ 4 ohm • 300W x 1 chan. @ 2 ohm • 342W x 1 chan. Max • MOSFET power supply • Gold-plated preamp RCA outputs • Wired remote bass level control included

Reference Series Class D Monoblock Amplifier • 200W x 1 chan. @ 4 ohm • 300W x 1 chan. @ 2 ohm • 342W x 1 chan. Max • MOSFET power supply • Gold-plated preamp RCA outputs • Wired remote bass level control included

Autotek SM6000.1 (Factory Refurbished)

6000W Max Monoblock Street Machine Series Class D Car Amplifier

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6000W Max Monoblock Street Machine Series Class D Car Amplifier

• Peak: 1500W x 1 @ 4 ohm, 3000W x 1 @ 2 ohm, 6000W x 1 @ 1 ohm
• Total Peak Power: 6000W
• 1 Pair of Preamp Outputs
• Bass Boost 0-12 dB at 50 Hz
• Iluminated Power VU Meter for Stylish Retro Look
• Dimensions: 9-3/8"W x 14-3/16"D x 2-1/2"H

• Peak: 1500W x 1 @ 4 ohm, 3000W x 1 @ 2 ohm, 6000W x 1 @ 1 ohm
• Total Peak Power: 6000W
• 1 Pair of Preamp Outputs
• Bass Boost 0-12 dB at 50 Hz
• Iluminated Power VU Meter for Stylish Retro Look
• Dimensions: 9-3/8"W x 14-3/16"D x 2-1/2"H

MTX RFL1200D R/B

Refurbished 2400W Max RFL Series Class D Monoblock Amplifier

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Refurbished 2400W Max RFL Series Class D Monoblock Amplifier

RFL Series Monoblock Class D Car Amplifier • 400W x 1 Chan @ 4 Ohm • 800W x 1 Chan @ 2 Ohm • 2400W Max • Electronic Bass Control • Gun Metal Gray Chassis • Black End Caps • Stackable Design • Smart Engage Technology

RFL Series Monoblock Class D Car Amplifier • 400W x 1 Chan @ 4 Ohm • 800W x 1 Chan @ 2 Ohm • 2400W Max • Electronic Bass Control • Gun Metal Gray Chassis • Black End Caps • Stackable Design • Smart Engage Technology

Alpine PDX-M12 R/B

Refurbished 1200W RMS, PDX Series Monoblock Power Density Digital Amplifier

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Refurbished 1200W RMS, PDX Series Monoblock Power Density Digital Amplifier

PDX Series 1-Channel Car Amplifier • Class D • 1200 Watts RMS • 1200 Watts x 1 Chan. RMS • Variable Low-Pass Filter • Blue LED Power/Status Indicator • RCA Pre-out Jacks • Compact Size

PDX Series 1-Channel Car Amplifier • Class D • 1200 Watts RMS • 1200 Watts x 1 Chan. RMS • Variable Low-Pass Filter • Blue LED Power/Status Indicator • RCA Pre-out Jacks • Compact Size

Alpine MRP-M350 R/B

FACTORY REFURBISHED (DISPLAY UNIT)

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FACTORY REFURBISHED (DISPLAY UNIT)

MonoBlock Subwoofer Amplifier • 350 watts RMS x 1 @ 2 ohm • MOSFET power supply

MonoBlock Subwoofer Amplifier • 350 watts RMS x 1 @ 2 ohm • MOSFET power supply

Power Acoustik GT1-6000D OPEN BOX COMPLETE

6000W Max, Monoblock Class D Gothic Series Car Amplifier

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6000W Max, Monoblock Class D Gothic Series Car Amplifier

Installed and Used
• RMS: 2300W x 1 @ 4 ohm, 3000W x 1 @ 2 ohm, 3700W x 1 @ 1 ohm
• Total Peak Power: 6000W
• Class D Circuitry
• Bass Boost: 0-12 dB
• 1 Pair of Preamp Outputs
• Dimensions: 17-1/2"L x 9-3/4"W x 2-3/10"H

Installed and Used
• RMS: 2300W x 1 @ 4 ohm, 3000W x 1 @ 2 ohm, 3700W x 1 @ 1 ohm
• Total Peak Power: 6000W
• Class D Circuitry
• Bass Boost: 0-12 dB
• 1 Pair of Preamp Outputs
• Dimensions: 17-1/2"L x 9-3/4"W x 2-3/10"H

Planet Audio AC3000.1D-OPEN BOX

3000W Max Anarchy Series Class D Monoblock Power Amplifier

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3000W Max Anarchy Series Class D Monoblock Power Amplifier

• RMS: 1000W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm, 2100W x 1 @ 1 ohm
• Total Peak Power: 3000W
• Illuminated Logo
• Bass Boost 0-18 dB
• Chrome-Plated Connections
• Dimensions: 13"L x 10"W x 2-3/16"H

• RMS: 1000W x 1 @ 4 ohm, 1500W x 1 @ 2 ohm, 2100W x 1 @ 1 ohm
• Total Peak Power: 3000W
• Illuminated Logo
• Bass Boost 0-18 dB
• Chrome-Plated Connections
• Dimensions: 13"L x 10"W x 2-3/16"H

Crunch GPA2000.1 (Factory Refurbished)

2000W Monoblock Ground Pounder Series Class A/B Amplifier

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2000W Monoblock Ground Pounder Series Class A/B Amplifier

• Peak Power: 500W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 2000 x 1 @ 1 ohm
• Variable Bass Boost
• Total Peak Power: 2000W
• 9.05"W x 17.87"L x 2.29"H

• Peak Power: 500W x 1 @ 4 ohm, 1000W x 1 @ 2 ohm, 2000 x 1 @ 1 ohm
• Variable Bass Boost
• Total Peak Power: 2000W
• 9.05"W x 17.87"L x 2.29"H

Kole Audio TRAX1-5500D (TRAX 1-5500D) R/B

5500W Max, TRAX Series Class D Digital Monoblock Amplifier

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5500W Max, TRAX Series Class D Digital Monoblock Amplifier

TRAX Series Class D Digital Monoblock Amplifier • 1700W x 1 chan. @ 1 ohm • 2500W x 1 chan. @ 2 ohm • • 3200W x 1 chan. @ 4 ohm • 5500W Max • PWM Power Supply • Midnight Blue Finish • Three-Way Protection •

TRAX Series Class D Digital Monoblock Amplifier • 1700W x 1 chan. @ 1 ohm • 2500W x 1 chan. @ 2 ohm • • 3200W x 1 chan. @ 4 ohm • 5500W Max • PWM Power Supply • Midnight Blue Finish • Three-Way Protection •

MTX Thunder Elite 601D (TE601D) Open Box

(Open Box) 1200W Max, Class D Monoblock Thunder Elite Amplifier

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(Open Box) 1200W Max, Class D Monoblock Thunder Elite Amplifier

Thunder Elite Series 1-Channel Class D Car Amplifier • 300W x 1 chan. @ 4 ohm • 600W x 1 chan. @ 2 ohm • 1200W Max • Semi Unregulated MOSFET • Fan-cooled system • Overload and thermal protection

Thunder Elite Series 1-Channel Class D Car Amplifier • 300W x 1 chan. @ 4 ohm • 600W x 1 chan. @ 2 ohm • 1200W Max • Semi Unregulated MOSFET • Fan-cooled system • Overload and thermal protection

Planet Audio AC5000.1D

5000W Max Anarchy Series Class D Monoblock Power Amplifier

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5000W Max Anarchy Series Class D Monoblock Power Amplifier

• RMS: 1800W x 1 @ 4 ohm, 2500W x 1 @ 2 ohm, 3500W x 1 @ 1 ohm
• Total Peak Power: 5000W
• Illuminated Logo
• Bass Boost 0-18 dB
• Chrome-Plated Connections
• Dimensions: 18"L x 10"W x 2-3/16"H

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• RMS: 1800W x 1 @ 4 ohm, 2500W x 1 @ 2 ohm, 3500W x 1 @ 1 ohm
• Total Peak Power: 5000W
• Illuminated Logo
• Bass Boost 0-18 dB
• Chrome-Plated Connections
• Dimensions: 18"L x 10"W x 2-3/16"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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