Everything you need to know about the product
Experience deep, clean bass without sacrificing space with the Focal SUB 12 SLIM, a 12-inch shallow-mount subwoofer engineered for compact installations. Designed and developed in France by the audio experts at Focal, this sub is built for drivers who demand both performance and practicality.
Whether you're fitting it into a tight boot space or building a stealth system, the SUB 12 SLIM delivers excellent low-frequency output with precision and punch. It features a rugged polypropylene cone for reduced distortion even at high volumes, and a steel chassis for long-lasting durability.
Ideal for sealed enclosures from just 15L, this single voice coil subwoofer simplifies wiring while delivering impressive power handling and clarity.
This subwoofer is the go-to choice for discreet yet impactful bass. Whether you're upgrading your OEM system or building a custom audio setup, the SUB 12 SLIM offers professional-grade sound with an installation-friendly design.
Discover what makes our products industry leaders.
The slim profile fits under seats or in narrow boot spaces where standard subwoofers simply won't go.
Reduces distortion even at high volumes for accurate, powerful bass response.
Robust steel construction minimises vibration and ensures long-lasting durability.
Works in sealed enclosures from just 15L, making it practical for the tightest installs.
Secure, simple wiring connection for straightforward installation.
Simplified wiring with excellent power handling and efficient performance.
Designed and developed by Focal's acoustic engineers in France.
A deep dive into our industry-leading technology and high-performance standards.
The SUB 12 SLIM is compatible with sealed enclosures from just 15L, making it ideal for tight or space-limited installations.
The Focal SUB 12 SLIM features a single voice coil, which keeps wiring simple and installation straightforward.
Yes — its shallow-mount, slim design is specifically engineered to fit under seats or in narrow boot spaces where mounting depth is limited.
It uses a polypropylene cone, which provides accurate bass reproduction while reducing distortion at high volumes.
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