Dayton Audio DC130BS-4 5-1/4" Classic Shielded Woofer

The Dayton Audio DC130BS-4 is a 5-1/4-inch classic shielded woofer, engineered to deliver precise and articulate mid-bass and subwoofer performance for discerning audio enthusiasts. With a 4-ohm impedance and a robust copper voice coil, this driver is ideally suited for a wide range of applications, including high-fidelity two-way speaker systems, compact subwoofer enclosures, and automotive audio upgrades where space is at a premium. Its shielded design also makes it an excellent choice for use near CRT televisions or other sensitive electronic equipment.

Technically, this woofer boasts a total Q factor (Qts) of 0.35, ensuring a tightly controlled and well-damped response that minimises unwanted boominess. The combination of a mechanical Q (Qms) of 1.86 and an electrical Q (Qes) of 0.44 contributes to its clean, accurate sound reproduction. With a sensitivity of 91.6 dB (1m/2.83V) and a maximum linear excursion (Xmax) of 2.5 mm, it offers impressive output and dynamics for its size. The 133.4 mm nominal diameter and 77.4 mm mounting depth allow for straightforward integration into custom designs, while the 4-hole mounting pattern and 12 mm cut-out diameter simplify installation. Whether you are building a dedicated subwoofer or a full-range speaker, the DC130BS-4 provides the reliable, high-quality foundation your project demands.