Rockford Fosgate P1S4-15 15" 500W 4-Ohm Impedance Punch P1 SVC Subwoofer Sub

• Known as "The Woofer of Choice" for fanatic car audio systems, the P1 series is the first in a family of world-famous subwoofers called "The Punch" • The Punch P1S4-15 is a 15” 4-Ohm SVC (single voice coil) subwoofer with 250 Watts RMS / 500 Watts Max power handling and custom 10-AWG nickel plated push terminals • Featuring a kevlar fiber reinforced paper cone that deliver bass impact you can feel, and our proprietary spider plateau venting design provides cooling of the voice coil to increase the woofer life • Dimensions: 18 x 18 x 10.5 inches; Mounting depth: 6.98 inches • Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller • Fs: 23 Hz • Re: 3.60 Ohms • Le: 3.14 mH • QMS: 3.20 • QES: 0.62 • QTS: 0.55 • Vas: 191.5 Liters • SD: 876 cm2 • SPL: 87 dB @ 1w/1m • Xmax: 9.0 millimeters • Woofer displacement: 0.148 cubic feet • Cutout diameter: 13.85 inches • CEA 2031 compliant • Klippel verified • Stitched tinsel leads • Anodized aluminum voice coil former • FlexFit basket • Dimensions: 15 inches • Weight: 8.6 pounds • Manufacturer warranty: 1-year warranty