Garage
Shop

Discontinued JL Audio Monoblock Amplifiers

Experience deep, impactful bass with JL Audio's monoblock amplifiers.

Loading...
Match Amps to Subs
Filters

Find compatible amplifiers for subs you own or want with our powerful AmpliFinder® tool.

Match Amps to Subs

Shop the Category

filter-icon Filters & Sort
You are currently viewing discontinued products.

JL Audio JX500/1

500W RMS, 1-Channel Monoblock Class A/B JX Series Full-Range Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

500W RMS, 1-Channel Monoblock Class A/B JX Series Full-Range Car Amplifier

JX Series Monoblock Amplifier • Class AB • 340W @ 4 ohm • 420W @ 3 ohm • 500W @ 2 ohm • Variable Bass Boost (0 to +12 dB) • High & Low Level Inputs • Adjustable Input Sensitivity • Low Pass Filter

JX Series Monoblock Amplifier • Class AB • 340W @ 4 ohm • 420W @ 3 ohm • 500W @ 2 ohm • Variable Bass Boost (0 to +12 dB) • High & Low Level Inputs • Adjustable Input Sensitivity • Low Pass Filter

JL Audio HX300/1

300W Class D Full-Range Ultra-Compact Monoblock Amplifier for Powersport Vehicles / SSVs / UTVs / Motorcycles / Muscle Cars / HotRods / Cars

Go to item page Right Arrow Icon of Right Arrow

300W Class D Full-Range Ultra-Compact Monoblock Amplifier for Powersport Vehicles / SSVs / UTVs / Motorcycles / Muscle Cars / HotRods / Cars

• 160w x 1 @ 4ohm , 220w x 1 @ 3ohm , 300w x 1 @ 2ohm
• NexD™ ultra-high-speed switching design
• Black powder-coated finish
• Gasketed cover for the controls
• Stainless steel hardware for durability
• Accepts RCA (low-level) & Speaker-level (high-level) signal
• Signal to Noise Ration: 85 dB

• 160w x 1 @ 4ohm , 220w x 1 @ 3ohm , 300w x 1 @ 2ohm
• NexD™ ultra-high-speed switching design
• Black powder-coated finish
• Gasketed cover for the controls
• Stainless steel hardware for durability
• Accepts RCA (low-level) & Speaker-level (high-level) signal
• Signal to Noise Ration: 85 dB

JL Audio XD1000/1v2

1000W XDv2 Series Monoblock Class D Subwoofer Amplifier with High-Speed NexD Switching

Go to item page Right Arrow Icon of Right Arrow

1000W XDv2 Series Monoblock Class D Subwoofer Amplifier with High-Speed NexD Switching

• NexD Switching Technology
• Dual-Range Differential Balanced Input Section
• Advanced Rollback Protection
• Selectable Low-Pass Filter Slope: 12 dB or 24 dB
• Detented, Calibrated Filter Freq. Potentiometer

• NexD Switching Technology
• Dual-Range Differential Balanced Input Section
• Advanced Rollback Protection
• Selectable Low-Pass Filter Slope: 12 dB or 24 dB
• Detented, Calibrated Filter Freq. Potentiometer

JL Audio JX500/1D-FACTORY REFURBISHED

500W RMS, Monoblock Class D JX Series Full-Range Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

500W RMS, Monoblock Class D JX Series Full-Range Car Amplifier

• Peak: 235W x 1 @ 4 ohm, 300W x 1 @ 3 ohm, 410W x 1 @ 2 ohm
• Total RMS Power: 410W
• Class D Circuitry
• Bass Boost: 0-12 dB
• Variable Slope Low-Pass Filter
• Dimensions: 7-3/4"L x 7-3/4"W x 2-1/8"H

• Peak: 235W x 1 @ 4 ohm, 300W x 1 @ 3 ohm, 410W x 1 @ 2 ohm
• Total RMS Power: 410W
• Class D Circuitry
• Bass Boost: 0-12 dB
• Variable Slope Low-Pass Filter
• Dimensions: 7-3/4"L x 7-3/4"W x 2-1/8"H

JL Audio XD300/1-Open Box

300W Single-Channel Class D XD Series Subwoofer Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

300W Single-Channel Class D XD Series Subwoofer Monoblock Car Amplifier

• 300W x 1-Chan @ 2 Ohm
• NexD Ultra-High Speed Topology
• Preamp RCA Outputs
• Variable High/Low-Pass Filter
• 3-Way System Protection Circuitry
• Remote Bass Input

• 300W x 1-Chan @ 2 Ohm
• NexD Ultra-High Speed Topology
• Preamp RCA Outputs
• Variable High/Low-Pass Filter
• 3-Way System Protection Circuitry
• Remote Bass Input

JL Audio HD1200/1 OPEN BOX

1200W RMS, Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

Go to item page Right Arrow Icon of Right Arrow

1200W RMS, Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

• RMS: 1200W x 1 @ 4 ohm, 1200W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total RMS Power: 1200W
• R.I.P.S. - Regulated, Intelligent Power Supply
• Single Cycle control - High Fidelity Class D
• 1 Pair of Buffered Preamps RCA Outputs
• Dimensions: 10.74"L x 7.85"W x 1.93"H

• RMS: 1200W x 1 @ 4 ohm, 1200W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total RMS Power: 1200W
• R.I.P.S. - Regulated, Intelligent Power Supply
• Single Cycle control - High Fidelity Class D
• 1 Pair of Buffered Preamps RCA Outputs
• Dimensions: 10.74"L x 7.85"W x 1.93"H

JL Audio HD750/1 Open Box

Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

Go to item page Right Arrow Icon of Right Arrow

Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

JL Audio HD Series Monoblock Class D, Small Profile Car Amplifier with R.I.P.S. Technology • 750 watts x 1 Chan. RMS • MOSFET power supply • Preamp RCA outputs • RCA level inputs • Single Cycle Control™

JL Audio HD Series Monoblock Class D, Small Profile Car Amplifier with R.I.P.S. Technology • 750 watts x 1 Chan. RMS • MOSFET power supply • Preamp RCA outputs • RCA level inputs • Single Cycle Control™

JL Audio Slash v2 500/1v2 Open Box

(Open Box) 500W RMS, Slash Version 2 Series Class D Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

(Open Box) 500W RMS, Slash Version 2 Series Class D Monoblock Amplifier

Slash v2 Series Class D Monoblock Car Amplifier • 500W x 1 chan. @ 4 ohm • MOSFET power supply • Differential-balanced with RCA jack inputs • Preamp RCA outputs

Slash v2 Series Class D Monoblock Car Amplifier • 500W x 1 chan. @ 4 ohm • MOSFET power supply • Differential-balanced with RCA jack inputs • Preamp RCA outputs

JL Audio Slash 600/1v3- FACTORY REFURBISHED

600W RMS Slash Version 3 Series Class D Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

600W RMS Slash Version 3 Series Class D Monoblock Amplifier

• Peak: 600W x 1 @ 4 ohm, 600W x 1 @ 3 ohm, 600W x 1 @ 2, 600W x 1 @ 1.5 ohm
• Total RMS Power: 600W
• R.I.P.S. Power Supply
• Parametric Bass EQ
• Fully Variable Infrasonic Filter
• Dimensions: 13-7/16"L x 9-1/4"W x 2-3/8"H

• Peak: 600W x 1 @ 4 ohm, 600W x 1 @ 3 ohm, 600W x 1 @ 2, 600W x 1 @ 1.5 ohm
• Total RMS Power: 600W
• R.I.P.S. Power Supply
• Parametric Bass EQ
• Fully Variable Infrasonic Filter
• Dimensions: 13-7/16"L x 9-1/4"W x 2-3/8"H

JL Audio Slash 600/1v3 LIKE NEW DAMAGED PACKAGING

600W RMS Monoblock Slash v3 Series Class D Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

600W RMS Monoblock Slash v3 Series Class D Car Amplifier

Like new Damaged Package
• Peak: 600W x 1 @ 4 ohm, 600W x 1 @ 3 ohm, 600W x 1 @ 2, 600W x 1 @ 1.5 ohm
• Total RMS Power: 600W
• R.I.P.S. Power Supply
• Parametric Bass EQ
• Fully Variable Infrasonic Filter
• Dimensions: 13.40"L x 9.25"W x 2.36"H

Like new Damaged Package
• Peak: 600W x 1 @ 4 ohm, 600W x 1 @ 3 ohm, 600W x 1 @ 2, 600W x 1 @ 1.5 ohm
• Total RMS Power: 600W
• R.I.P.S. Power Supply
• Parametric Bass EQ
• Fully Variable Infrasonic Filter
• Dimensions: 13.40"L x 9.25"W x 2.36"H

JL Audio Slash 1200/1v3 OPEN BOX COMPLETE

1200W RMS Monoblock Slash Series Class D Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

1200W RMS Monoblock Slash Series Class D Car Amplifier

Opened and Used
• RMS: 1200W x 1 @ 4 ohm, 1200W x 1 @ 2 ohm, 1200W x 1 @ 1.5 ohm
• Total RMS Power: 1200W
• R.I.P.S. (Regulated, Intelligent Power Supply)
• Parametric Bass Boost EQ
• Fully Variable Infrasonic Filter
• Dimensions: 19-3/4"L x 9-1/4"W x 2-3/8"H

Opened and Used
• RMS: 1200W x 1 @ 4 ohm, 1200W x 1 @ 2 ohm, 1200W x 1 @ 1.5 ohm
• Total RMS Power: 1200W
• R.I.P.S. (Regulated, Intelligent Power Supply)
• Parametric Bass Boost EQ
• Fully Variable Infrasonic Filter
• Dimensions: 19-3/4"L x 9-1/4"W x 2-3/8"H

JL Audio J2 250.1 (J2250.1) Open Box

(Open Box) 250W, Single-Channel Class A/B J2 Series Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

(Open Box) 250W, Single-Channel Class A/B J2 Series Monoblock Car Amplifier

J2 Series Monoblock Class A/B Car Amplifier • 250W RMS • Dual N-Channel MOSFET Output Stage • Speaker-Level Inputs • Preamp RCA Outputs • Dual Speaker Terminals • Variable Low-Pass Filter • Remote Bass Level Control

J2 Series Monoblock Class A/B Car Amplifier • 250W RMS • Dual N-Channel MOSFET Output Stage • Speaker-Level Inputs • Preamp RCA Outputs • Dual Speaker Terminals • Variable Low-Pass Filter • Remote Bass Level Control

JL Audio HD750/1 OPEN BOX COMPLETE

Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

Go to item page Right Arrow Icon of Right Arrow

Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

Item has been previously installed and used
• RMS: 750W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 750W x 1 @ 1 ohm
• Total RMS Power: 750W
• R.I.P.S. - Regulated, Intelligent Power Supply
• Single Cycle control - High Fidelity Class D
• 1 Pair of Buffered Preamps RCA Outputs
• Dimensions: 10-13/16"L x 8-1/4"W x 1-15/16"H

Item has been previously installed and used
• RMS: 750W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 750W x 1 @ 1 ohm
• Total RMS Power: 750W
• R.I.P.S. - Regulated, Intelligent Power Supply
• Single Cycle control - High Fidelity Class D
• 1 Pair of Buffered Preamps RCA Outputs
• Dimensions: 10-13/16"L x 8-1/4"W x 1-15/16"H

JL Audio HD1200/1 OPEN BOX COMPLETE

1200W RMS, Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

Go to item page Right Arrow Icon of Right Arrow

1200W RMS, Monoblock Class D, HD Series Small Profile Car Amplifier with R.I.P.S. Technology

Used and has been previously installed
• RMS: 1200W x 1 @ 4 ohm, 1200W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total RMS Power: 1200W
• R.I.P.S. - Regulated, Intelligent Power Supply
• Single Cycle control - High Fidelity Class D
• 1 Pair of Buffered Preamps RCA Outputs
• Dimensions: 10-13/16"L x 8-1/4"W x 1-15/16"H

Used and has been previously installed
• RMS: 1200W x 1 @ 4 ohm, 1200W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
• Total RMS Power: 1200W
• R.I.P.S. - Regulated, Intelligent Power Supply
• Single Cycle control - High Fidelity Class D
• 1 Pair of Buffered Preamps RCA Outputs
• Dimensions: 10-13/16"L x 8-1/4"W x 1-15/16"H

JL Audio RD1000/1 (Open Box, Great)

1000W RMS Class D RD Series Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

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

JL Audio RD1500/1 (Open Box, Great)

1500W RMS Class D RD Series Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

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 HD750/1 (Open Box, Great)

750W RMS Class D HD Series Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

750W RMS Class D HD Series Monoblock Car Amplifier

• 750 watts x 1 channel @ 4 ohm
• 750 watts x 1 channel @ 2 ohm
• Total RMS Power: 750 watts
• Class D 1.5 ohm Stable Monoblock Amplifier

• 750 watts x 1 channel @ 4 ohm
• 750 watts x 1 channel @ 2 ohm
• Total RMS Power: 750 watts
• Class D 1.5 ohm Stable Monoblock Amplifier

JL Audio VX600/1i (Open Box, Great)

600W RMS Class D VXi Series Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

600W RMS Class D VXi Series Monoblock Car Amplifier

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

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

JL Audio JD1000/1 (Open Box, Good)

1000W RMS Class D JD Series Monoblock Car Amplifier

Go to item page Right Arrow Icon of Right Arrow

1000W RMS Class D JD Series Monoblock Car 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

• 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

JL Audio MHD750/1 R/B

Factory Refurbished 750W RMS, Marine MHD Series Monoblock Amplifier

Go to item page Right Arrow Icon of Right Arrow

Factory Refurbished 750W RMS, Marine MHD Series Monoblock Amplifier

JL Audio MHD Series Monoblock Class D Marine Amplifier • 750W RMS at 1.5-4 ohm • PWM MOSFET Power Supply • Single Cycle Control Technology • R.I.P.S Power Technology • Rollback Protection Circuitry • Marine Certified • Studio-Grade Signal Processing

JL Audio MHD Series Monoblock Class D Marine Amplifier • 750W RMS at 1.5-4 ohm • PWM MOSFET Power Supply • Single Cycle Control Technology • R.I.P.S Power Technology • Rollback Protection Circuitry • Marine Certified • Studio-Grade Signal Processing

Items per page: 20 40 60

    Clear all

    JL Audio Monoblock Amplifiers Information

    The JL Audio monoblock amplifiers are designed for efficient power output. These amps take up little space and feature high quality platinum finished connections, and solid power ratings. You won't be disappointed with your JL Audio monoblock amplifier for your vehicle's needs.
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    1995 Ford Explorer

    2008 Jeep Commander

    2022 Subaru BRZ

    1986 Ford Thunderbird

    2016 Nissan Leaf

    2013 Ford Mustang

    1995 Subaru Legacy

    2000 Cadillac Catera

    2003 Honda S2000

    2021 Jeep Compass

    Vehicle
    Store
    Delete

    2016 Can-Am Commander Max 1000 DPS

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This page was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.