15" Paper Cone Foam Surround Woofer

The 15PR-8 easily replaces, and in many cases, outperforms the original 15" woofers in classic speaker systems. As a replacement woofer, it's hard to beat, and it's also a great choice for your original sealed-box and open baffle speaker designs.

Product Details

Our 15PR-8 speaker is the best choice you can make if you need to replace a worn out, blown 15" woofer. Thanks to its carefully optimized parameters, this poly-laminated paper cone woofer provides a high degree of compatibility when used as a replacement speaker—it also delivers excellent performance in your new projects, too.

Quick Facts

  • Perfect for use in sealed-box home theater and music systems
  • Poly-laminated paper cone, treated foam surround, and polymer dust cap
  • Smooth frequency response with minimal cone breakup


Product Specifications

Nominal Diameter15"
Power Handling (RMS)150 Watts
Power Handling (max)300 Watts
Impedance8 ohms
Frequency Response25 to 4,000 Hz
Sensitivity87 dB 1W/1m
Voice Coil Diameter1.5"

Thiele-Small Parameters

Resonant Frequency (Fs)29 Hz
DC Resistance (Re)7.21 ohms
Voice Coil Inductance (Le)1.14 mH
Mechanical Q (Qms)5.09
Electromagnetic Q (Qes)1.92
Total Q (Qts)1.39
Compliance Equivalent Volume (Vas)9.39 ft.³
Maximum Linear Excursion (Xmax)4 mm

Materials of Construction

Cone MaterialTreated Paper
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter15.125"
Baffle Cutout Diameter14"
# Mounting Holes8

Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)

Sealed Volume5.64 ft.³
Sealed F329 Hz
Vented Volume106 ft.³
Vented F314 Hz