SB Acoustics SB12PFC25-4 Bass-midwoofer

The SB12PFC25-4 4" Reed Cone Mid-Bass from SB Acoustics is a precision-engineered driver designed to deliver accurate and controlled mid-bass reproduction. Its compact form factor and high-quality construction make it an ideal choice for discerning audio enthusiasts seeking to enhance their sound systems with clarity and definition.

This versatile driver excels in a range of applications, including two-way bookshelf speakers, multi-way home theatre systems, and compact subwoofer designs. Its ability to handle both mid-range frequencies and lower bass notes makes it particularly suitable for sealed or ported enclosures where space is at a premium but performance cannot be compromised. Whether used as a dedicated mid-bass unit or as part of a larger array, it brings a level of precision that elevates any listening experience.

Technically, the SB12PFC25-4 features a paper cone with a 25.4mm voice coil, ensuring low mass and high rigidity for fast transient response. The total Q factor of 0.43, combined with a resonance frequency of 58 Hz and a linear excursion of 5mm, allows for controlled cone movement and reduced distortion. With an impedance of 4 ohms and a sensitivity of 87.5 dB, it integrates seamlessly into a variety of amplifier setups, while the 0.26 mH voice coil inductance contributes to extended high-frequency performance.

In summary, the SB12PFC25-4 is a superb choice for anyone building high-fidelity audio systems that demand accurate, dynamic, and clean mid-bass output.