FSB12SP Passive Sealed Subwoofer Enclosure | Single 12″ Subwoofer, 250W RMS, 500W Peak

Pure Bass, Built to Roar — The FSB12SP Passive Subwoofer Enclosure

When power is in your hands, the FSB12SP delivers the muscle to match. This 12-inch passive sealed sub box is engineered for the audio purist — those who demand deeper lows, cleaner design, and the freedom to shape every decibel with the amplifier of their choice. If your system is the engine, this is the subwoofer that drives it.

• Big Bass with Absolute Control: The FSB12SP handles up to 250W RMS and 500W peak power, offering explosive potential when paired with the right amplifier. Its high-sensitivity 92dB rating ensures efficient performance even with moderate power.
• Precision Sealed Enclosure: Designed for tight, impactful bass, the sealed construction delivers clarity and punch without muddy resonance — ideal for rock, pop, EDM, and everything in between.
• Built with Performance Materials: At its core is a 12″ black paper cone and laminated butyl rubber surround, backed by a 2″ ASV voice coil. Together, they reproduce low frequencies with control, warmth, and undeniable power.
• Signature FSB Style: Wrapped in rich black carpet and highlighted with Cadence’s bold orange embroidery, the enclosure is visually striking. Its angular ABS grille not only protects the woofer but adds aggressive flair to your trunk setup.
• Space-Saving Wedge Design: With a depth ranging from 5.2 to 7.3 inches, this enclosure hugs rear seats or trunk walls with ease. Its angled shape maximizes space efficiency while enhancing acoustic projection.
• Easy Integration: Equipped with push-in speaker terminals, the FSB12SP connects seamlessly into your custom system — whether you’re fine-tuning a daily driver or building a showpiece.
• Extended Low-End Reach: With a frequency response that dives to 32Hz, the FSB12SP gives your music a physical presence. Every rumble, every drop — now you don’t just hear it, you live it.

The FSB12SP isn’t here to hold your hand — it’s here to shake your soul. Built for bass lovers who demand the final word in low-frequency performance, this enclosure gives you the sound, the style, and the structure to dominate. Power it up and let the thunder roll.