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XDM Series 600W Mono Car/Marine Subwoofer Amplifier
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Maximize Your Marine Audio with the JL Audio XDM600/1 Amplifier
The JL Audio XDM600/1 monoblock amplifier is engineered to deliver powerful, clean bass for marine sound systems, enhancing your on-water audio with JL Audio’s legendary quality and durability. Built for extreme environments, the XDM600/1 combines marine-grade protection with efficient, high-output performance—ideal for every nautical adventure.
Deliver Powerful Bass on the Water
With 600 watts of RMS power at 2 ohms, the XDM600/1 drives your subwoofer with precision and authority. From pulsing party beats to smooth, mellow tracks, this amp ensures every bass note is rich, deep, and distortion-free—bringing immersive sound to your marine environment.
Marine-Grade Durability
Designed for open-water use, the XDM600/1 features a sealed, corrosion-resistant chassis that defends against salt, moisture, UV rays, and fog. Whether you’re navigating choppy waters or anchored in a sunny cove, this amplifier is built to perform reliably in harsh marine conditions.
Efficient NexD™ Switching Technology
JL Audio’s NexD™ Class D technology ensures efficient operation with minimal heat output, even at high volume. This advanced design helps maintain consistent power delivery while maximizing battery efficiency—perfect for marine installations with limited space and ventilation.
Seamless Integration with Any System
Fine-tune your subwoofer’s output with the XDM600/1’s variable low-pass crossover and adjustable bass boost. Whether you're adding it to an existing system or building from scratch, this amp gives you complete control over your bass performance.
Key Features
- 600-Watt Monoblock Power: Delivers clean, impactful bass to drive your marine subwoofer.
- NexD™ Switching Technology: Class D design offers efficient, cool-running output.
- Marine-Grade Construction: Corrosion-resistant and waterproof for long-term reliability.
- Low-Pass Filter & Bass Boost: Tailor your subwoofer response for optimal audio quality.
- Compact Design: Easy to install in tight marine spaces.
- JL Audio Engineering: Proven sound quality trusted by marine audio enthusiasts.
Why Choose the JL Audio XDM600/1?
The XDM600/1 is ideal for boat owners who demand serious bass performance without sacrificing reliability. It’s purpose-built for marine environments, offering powerful output, fine-tuned control, and rugged protection. From upgrades to complete system builds, this amp delivers performance that goes the distance—on land or sea.
What’s in the Box?
- 1 x JL Audio XDM600/1 Monoblock Marine Amplifier
- 1 x Mounting Hardware Kit
- 1 x User Manual
- 1 x Warranty Card
- 1 x JL Audio Decal
Specifications
- Power Output (RMS): 600W x 1 @ 2Ω
- Total System Power: 600 watts
- Frequency Response: 7 Hz – 500 Hz
- Signal-to-Noise Ratio: >95 dB
- Damping Factor: >150 @ 4Ω
- Dimensions: 8.65" x 7.09" x 2.1"
- Technology: NexD™ High-Efficiency Class D
FAQs
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What is the power output of the JL Audio XDM600/1?
The XDM600/1 delivers 600 watts RMS at 2 ohms, ideal for powering a marine subwoofer. -
Is the XDM600/1 suitable for marine use?
Yes, it's built with a sealed, corrosion-resistant chassis to withstand moisture, salt, and UV exposure. -
What is NexD™ technology?
NexD™ is JL Audio’s Class D switching tech that improves efficiency and reduces heat, even at high output. -
How easy is it to install?
The compact size makes it easy to install in small spaces common on boats and marine vehicles. -
Can I customize the bass response?
Yes, it features a variable low-pass filter and bass boost control to fine-tune subwoofer performance. -
Why should I choose the XDM600/1 for my marine audio setup?
It offers premium bass performance, efficient power delivery, and marine-ready durability—perfect for serious boaters and audiophiles alike.
Upgrade Your Marine Audio Experience!
Enhance your boat’s sound system with the JL Audio XDM600/1 and enjoy deep, powerful bass wherever the water takes you. Order now and experience marine-grade audio excellence with every wave.

FAQ
Do products purchased from San Diego Car Stereo come with a warranty?
Yes, all products come with a 1-year manufacturer warranty unless otherwise stated. This covers any defects excluding physical damage.
Are these products brand new?
Yes, every product we sell is 100% brand new, unused, and comes in original manufacturer packaging unless clearly marked otherwise.
Do you offer installation services?
Yes, we offer professional installation services at both of our San Diego Car Stereo locations. Our expert technicians have over 50 years of combined experience to install all of your car, marine, or offroad audio needs. Stop by or give us a call to schedule an appointment to get a quote in person.