P1S4-15

• 15" 4-ohm subwoofer
• Kevlar® reinforced paper cone
• nitrile butadiene rubber (NBR) surround
• hybrid StampCast basket provides strength while minimizing weight and resonance
• Vertical Attach Surround Technique (VAST™) increases cone area
• power range: 50-250 watts RMS (500 watts peak power)
• frequency response: 23-250 Hz
• sensitivity: 87.5 dB
• top-mount depth: 7"
• sealed box volume: 1.3-3.5 cubic feet
• ported box volume: 2.66 cubic feet
• grille not included
• warranty: 1 year
• 60-day returns
• MFR # P1S4-15

• Size    15 -inch
• Impedance (Ohms)    4
• Cone Material    Kevlar reinforced paper
• Surround Material    NBR
• Port diameter (inches)    4
• Port length (inches)    8
• Free-Air    No
• Dual Voice Coil    No
• Sensitivity    87.5 dB at 1 watt
• Frequency Response    23 - 250 Hz
• Max RMS Power Handling    250
• Peak Power Handling (Watts)    500
• Top Mount Depth (inches)    7
• Bottom Mount Depth (inches)    N/A
• Cutout Diameter or Length (inches)    13 3/4
• Vas (liters)    191.5
• Fs (Hz)    23
• Qts    0.52
• Xmax (millimeters)    7
• Parts Warranty    1 Year
• Labor Warranty    1 Year

Box Requirements

• Ideal Sealed Box Volume (cubic feet)    1.58
• Minimum Sealed Box Volume (cubic feet)    1.3
• Maximum Sealed Box Volume (cubic feet)    3.5
• Ideal Ported Box Volume (cubic feet)    2.66
• Minimum Ported Box Volume (cubic feet)    N/A
• Maximum Ported Box Volume (cubic feet)    N/A

Rockford Fosgate Punch P1S4-15 owner's manual