🔊 Focal FPX4.400SQ Car Amplifier – Precision Power for Audiophiles on the Move 🎶🚗
When it comes to building a high-performance sound system in your vehicle, clarity and control are everything. The Focal FPX4.400SQ car amplifier is built for serious audio enthusiasts who want clean power, accurate sound reproduction, and high-end build quality. Whether you're running a premium set of speakers or planning a multi-channel system, this amp brings your music to life.
Compact, efficient, and full of tuning options, the FPX4.400SQ car amplifier is perfect for those who demand precision in every note.
⚙️ Clean, Powerful, and Versatile Amplification
The FPX4.400SQ delivers 4 x 70 watts RMS at 4 ohms, or 4 x 100 watts RMS at 2 ohms, offering flexibility for many setups. You can also bridge the channels for 2 x 200 watts RMS at 4 ohms if you want to power subwoofers or larger components.
Its Class AB architecture ensures high-fidelity sound reproduction, making it ideal for front-stage components or a full-range speaker layout. This isn’t just power—it’s precision power.
🎧 Audiophile-Grade Sound Tuning
With the FPX4.400SQ car amplifier, you get adjustable high-pass and low-pass filters on every channel. It also features bandpass filter capability for advanced crossover tuning, allowing seamless integration between your speakers and subwoofer.
Plus, the amp offers signal summing, making it easier to connect with factory head units. Whether you’re running active or passive setups, this amp adapts with ease.
🔒 Compact and Durable Design
Measuring only 13.39" x 6.77" x 2.28", this car amplifier fits easily under seats or in compact spaces. Its robust aluminum chassis provides heat dissipation and protects the internal components from vibration and dust.
The subtle brushed finish and sleek lines give the FPX4.400SQ a professional appearance that matches its performance.
📦 Built-In Features That Make a Difference
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Variable crossover filters for better control
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Auto turn-on capability when using high-level inputs
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Remote level control option for quick tuning on the go
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Signal summing for factory integration
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Protection circuits for thermal, overload, and short-circuit scenarios
These features aren’t just bells and whistles—they’re essential tools for building a reliable and great-sounding system.
🔌 Easy Integration with Stock or Aftermarket Systems
Want to upgrade your sound without replacing your factory stereo? No problem. The FPX4.400SQ accepts high- and low-level inputs, allowing it to connect to nearly any system. Whether you're running an aftermarket receiver or a stock head unit, this amplifier will blend in beautifully.
Need more power down the line? Add a dedicated car amplifier collection for your subwoofer or rear channels to expand your system easily.
🌡️ Efficient Heat Management
Despite its compact size, the FPX4.400SQ dissipates heat efficiently. Thanks to its thick aluminum heat sink and smart internal layout, this amp stays cool during long listening sessions. No fan noise, no shutdowns—just consistent, clean power.
🪟 Pair With Window Tint for a Complete Upgrade
Looking for better comfort and style while enjoying your upgraded sound system? Add car window tinting to your vehicle. Tinted windows not only improve privacy and aesthetics but also protect your interior and audio gear from sun damage.
Great sound deserves a great environment to match.
📍 Professional Installation Available at Audio Jam
Not sure how to configure your amplifier? Let our professionals at Audio Jam handle it. We offer system design, tuning, and expert installation services for vehicles of all types.
Audio Jam
227 Governors Place, Bear, DE 19701
📞 (302) 832-2868
🌐 www.audiojamonline.com
Get your gear installed right the first time.
🔑 Key Features of the FPX4.400SQ
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4 x 70W RMS @ 4 ohms / 4 x 100W RMS @ 2 ohms
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Bridgeable to 2 x 200W RMS @ 4 ohms
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Class AB topology for audiophile-grade sound
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Adjustable high/low/bandpass filters
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High- and low-level inputs
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Signal summing and remote turn-on
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Compact aluminum chassis with thermal protection
❓ Frequently Asked Questions
Q1: Can I run this amplifier with a factory stereo?
Yes. Use the high-level inputs and signal summing to connect directly to factory audio systems.
Q2: What kind of speakers work best with this amp?
It pairs perfectly with component or coaxial speakers needing 70–100 watts RMS per channel.
Q3: Can I bridge this amp to power a subwoofer?
Yes. You can bridge it to 2 x 200W RMS at 4 ohms for subwoofer use or larger drivers.
