Dayton Audio PCS115-4 Poly Cone Woofer

The Dayton Audio PCS115-4 is a meticulously engineered 4-inch poly cone subwoofer designed to deliver deep, controlled bass from surprisingly compact enclosures. As part of the respected Dayton Audio range, this driver brings professional-grade low-frequency performance to a wide variety of audio projects, making it an ideal choice for both DIY enthusiasts and system integrators seeking to add authoritative low-end without sacrificing precious space.

This versatile subwoofer excels in numerous applications, from sealed and ported subwoofer cabinets to bass-reflex designs in car audio installations and home theatre systems. Its compact footprint allows it to be seamlessly integrated into bookshelf speakers, centre channels, or custom sound bars where a punchy, musical bass response is required. Whether you are upgrading an existing system or building from scratch, the PCS115-4 provides the foundation for a rich, immersive listening experience.

Technically, the driver features a lightweight yet rigid polypropylene cone that ensures clean, articulate bass with minimal distortion. With a sensitivity of 86.1 dB (1m/2.83V) and a total Q (Qts) of 0.79, it is well-suited for small sealed enclosures, offering a balanced blend of efficiency and control. The 4-ohm voice coil (DC resistance 3.6 ohms) has an inductance of just 0.37 mH, contributing to excellent transient response, while the 2.75 mm Xmax allows for meaningful excursion. The robust chassis includes a 95 mm cutout diameter and four mounting holes on a 109.5 mm bolt circle, ensuring straightforward installation.

In summary, the Dayton Audio PCS115-4 is a high-quality, compact subwoofer that combines technical precision with practical versatility, delivering impressive low-frequency performance for discerning audio projects.