Rockford Fosgate P2D4-8 Punch 8" P2 4-Ohm DVC Subwoofer

Rockford Fosgate has always been known as "The PUNCH" and the P2 8" subwoofer certainly continues with the tradition. Kevlar fiber reinforced paper cones deliver bass impact you can feel along with VAST technology to increase surface cone area up to 25%. The P2 subwoofers perform best in standard sealed and vented enclosures. Includes diamond cut cast aluminum trim ring. Optional grille insert available. Diamond cut cast aluminum trim ring with optional grille StampCast basket with integrated spider venting Kevlar fiber reinforced paper cone Protective PVC textured magnet cover High-temp voice coil with spun-laced Nomex® re-inforcement collar Extended pole piece and bumped vented backplate Custom 10-AWG nickel plated push terminals Dual linear spider with embedded 16 AWG tinsel leads. Nominal ImpedanceDual 4-Ohm Magnet Weight (oz)49 oz. (1.38 kg.) Voice Coil Diameter2.25" (57.7 mm) Speaker ConnectorDual 10 AWG compression Shipping Weight10.763 Lbs. (4.88 kg.) SPL (dB @ 1w/1m)83 Fs (Hz)43 Cutout Diameter7.13 in. (181 mm) Re (Ohms)6.90 Sd (cm2)221 Size8" Power Handling (Watts RMS)250 Watts RMS 500 Watts Max Mounting Depth4.76 in. (120.8 mm) Qts0.52 Qes0.58 Qms5.40 Vas (Liters)9.9 Xmax (mm)7.7 Woofer Displacement0.042 cu. ft. (1.2 Liters) Le (mH)4.3 CEA-2031 CompliantCEA-2031 Guidelines Subwoofer TypeStandard Voice Coil TypeDual Voice Coil Sealed Box Volume (Vb)0.23 cu. ft. (6.5 Liters) Vented Box Volume (Vb)0.65 cu. ft. (18.4 Liters)