DS18 SXE-3000.4D/BK Compact Class D 4-Channel Amplifier | 4 x 320W RMS @ 2 Ohms | 3000W Max 

Get impressive full-range power without sacrificing valuable installation space. The DS18 SXE-3000.4D/BK is a compact Class D 4-channel amplifier engineered to deliver clean, reliable power for speakers and component systems while fitting easily into vehicles where space is at a premium.

Producing up to 320 Watts RMS x 4 at 2 Ohms, 200 Watts RMS x 4 at 4 Ohms, or 500 Watts x 2 bridged at 4 Ohms, the SXE-3000.4D/BK provides the flexibility to power everything from factory replacement speakers to high-performance component systems. Its compact footprint makes it an excellent solution for cars, trucks, Jeeps, motorcycles, powersports vehicles, and custom installations.

Designed with efficient Class D circuitry, advanced protection features, and fully adjustable crossover controls, the SXE-3000.4D/BK delivers dependable performance while maintaining the installation flexibility today's enthusiasts demand.

Why You'll Love It

✔ Delivers 320 Watts RMS x 4 @ 2 Ohms

✔ Compact chassis fits tight installation spaces

✔ Efficient Class D design for powerful, reliable performance

✔ Bridgeable to 500 Watts x 2 @ 4 Ohms

✔ Variable High-Pass and Low-Pass crossover controls

✔ Excellent choice for speakers, component sets, and custom audio systems

✔ Protection circuitry helps safeguard your investment

✔ Clean, efficient full-range sound reproduction

✔ Ideal for both aftermarket and upgraded factory audio systems

Perfect For

• High-performance door speaker upgrades
• Component speaker systems
• Motorcycle audio systems
• Jeep audio builds
• Truck audio systems
• Compact custom installations
• Multi-speaker systems
• Customers needing high power in a compact amplifier

Product Overview

The DS18 SXE-3000.4D/BK was designed for enthusiasts who need substantial full-range power without the size of a traditional amplifier. Its compact Class D architecture delivers excellent efficiency while providing the output needed to drive today's high-performance speakers and component systems with confidence.

Whether you're upgrading factory speakers or building a custom multi-speaker system, the SXE-3000.4D/BK offers flexible installation options thanks to its small footprint. It fits easily under seats, behind interior panels, and in other tight mounting locations where space is limited.

Fully adjustable crossover controls allow you to tailor the amplifier for full-range speakers, dedicated midrange drivers, or component systems. Combined with advanced protection circuitry, the SXE-3000.4D/BK is built to provide dependable performance through years of everyday use.

Its combination of compact size, impressive RMS power, and installation flexibility makes it an excellent choice for customers seeking professional-level performance without compromising valuable interior space.

Ideal Applications

The SXE-3000.4D/BK is an excellent choice for customers looking to maximize speaker performance while maintaining a compact installation.

It performs exceptionally well in:

• Four-speaker upgrade systems
• Component speaker installations
• Jeep and truck audio systems
• Motorcycle audio upgrades
• Custom show vehicles
• Daily-driver sound quality systems
• Compact installations with limited mounting space

Its efficient Class D platform provides strong, clean output while helping reduce heat generation, making it well suited for demanding everyday use.

Key Features

• Compact Class D 4-Channel Amplifier
• 3000 Watts Max Power
• 320 Watts RMS x 4 @ 2 Ohms
• 200 Watts RMS x 4 @ 4 Ohms
• 500 Watts RMS x 2 Bridged @ 4 Ohms
• Bridgeable 4-Channel Design
• Variable High-Pass Filter
• Variable Low-Pass Filter
• Compact Installation-Friendly Chassis
• Efficient Digital Circuit Design
• Advanced Protection Circuitry
• Full-Range Audio Performance
• Matte Black Finish

Technical Specifications

Brand: DS18

Series: SXE Series

Model: SXE-3000.4D/BK

SKU: SXE-3000.4D/BK

Amplifier Type: 4-Channel Full-Range

Amplifier Class: Class D

Channels: 4

Peak Power: 3000 Watts

RMS Power @ 4 Ohms: 4 × 200 Watts

RMS Power @ 2 Ohms: 4 × 320 Watts

Bridged RMS Power @ 4 Ohms: 2 × 500 Watts

Minimum Impedance: 2 Ohms Stereo / 4 Ohms Bridged

Frequency Response: 20Hz–20kHz

Signal-to-Noise Ratio: >90 dB

Variable High-Pass Filter: Yes

Variable Low-Pass Filter: Yes

Input Sensitivity: Adjustable

Protection Features: Thermal, Overload & Short Circuit Protection

Power Wire Input: 4 AWG

Speaker Wire Output: 12 AWG

Fuse Rating: Refer to owner's manual

Finish: Matte Black

Dimensions (L × W × H): Approx. 9.8" × 6.3" × 1.8"

 

What's Included

• (1) DS18 SXE-3000.4D/BK Class D 4-Channel Amplifier

• Installation Hardware

• Owner's Manual

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What This Amplifier Powers Best

The DS18 SXE-3000.4D/BK is designed to provide clean, dependable power for a wide variety of full-range speaker systems.

It is an excellent choice for:

• Four aftermarket coaxial speakers

• Four component speaker systems

• High-output midrange speaker systems

• Front stage plus rear fill audio systems

• Bridged component speaker installations

• Daily driver sound quality upgrades

• Truck, Jeep, SUV, and custom vehicle audio systems

With its combination of strong RMS power and compact size, the SXE-3000.4D/BK is ideal for customers who want a noticeable improvement in volume, clarity, and dynamic range over factory amplification.

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Installation Notes

The SXE-3000.4D/BK's compact chassis makes installation easier in vehicles where available mounting space is limited.

Popular mounting locations include:

• Under front seats

• Behind rear seats

• Inside custom amplifier racks

• Under cargo floor panels

• Behind interior trim panels

For the best results, pair this amplifier with high-quality OFC wiring and properly set the crossover controls during installation. Correct gain adjustment and speaker matching will help maximize performance while protecting your equipment.

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Pro Audio Center Tip

One of the biggest advantages of a quality 4-channel amplifier isn't just playing louder—it's giving your speakers the clean power they need to perform at their full potential.

Many aftermarket speakers are capable of producing significantly better clarity and dynamics than a factory radio can provide. Supplying adequate RMS power allows your speakers to deliver cleaner vocals, improved midbass response, and greater overall detail, even at moderate listening levels.

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Build Your System

Complete your installation with:

• OFC 4 AWG amplifier wiring kit

• Premium RCA interconnects

• Sound deadening material

• Speaker installation adapters

• Vehicle-specific speaker harnesses

• Component speakers or coaxial speaker upgrades

• DSP or line output converter (when integrating with a factory radio)

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Expert Recommendation from Pro Audio Center

The SXE-3000.4D/BK is an excellent option for customers looking to maximize performance without installing a large amplifier.

We especially like this amplifier for trucks, Jeeps, SUVs, motorcycles, and compact custom builds where available mounting space is limited. Despite its small footprint, it provides the power needed to drive quality aftermarket speakers with authority while maintaining excellent efficiency through its Class D design.

Whether you're upgrading factory speakers or building a complete aftermarket system, the SXE-3000.4D/BK offers an outstanding balance of output, flexibility, and installation convenience.

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Why Buy From Pro Audio Center?

At Pro Audio Center, we believe every audio system should be designed around how you actually use your vehicle.

That's why we focus on recommending equipment that works together instead of simply recommending the biggest amplifier available. Matching the right amplifier to your speakers results in better sound quality, greater reliability, and a more enjoyable listening experience.

When you purchase from Pro Audio Center, you're buying from enthusiasts who understand system design and are committed to helping you build an audio system that performs the way it should.

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Frequently Asked Questions

How much RMS power does the SXE-3000.4D/BK produce?

The SXE-3000.4D/BK delivers:

• 4 × 320 Watts RMS @ 2 Ohms

• 4 × 200 Watts RMS @ 4 Ohms

• 2 × 500 Watts RMS Bridged @ 4 Ohms

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Can this amplifier power component speakers?

Yes. The SXE-3000.4D/BK is an excellent choice for powering aftermarket component speaker systems, coaxial speakers, and high-performance full-range audio systems.

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Can I bridge this amplifier?

Yes. The amplifier can be bridged to produce 500 Watts RMS × 2 @ 4 Ohms, making it suitable for larger speaker configurations that require additional power.

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Is this amplifier suitable for factory radio upgrades?

Yes. When paired with the appropriate integration equipment, the SXE-3000.4D/BK is an excellent upgrade for vehicles retaining their factory radio while adding aftermarket speakers and amplification.

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Is this a good amplifier for daily driving?

Absolutely. Its compact size, efficient Class D design, and strong RMS power make it an excellent choice for customers seeking reliable everyday performance and improved sound quality.

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What size power wire should I use?

The amplifier accepts 4 AWG power wire, and we recommend using high-quality oxygen-free copper (OFC) wiring for the best performance and long-term reliability.

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Will this amplifier fit under a vehicle seat?

In many vehicles, yes. Its compact chassis makes it easier to install under seats, behind interior panels, or in custom amplifier racks where space is limited. Always verify the available mounting dimensions in your specific vehicle before installation.