T1D215

• 15" subwoofer with with selectable 1- or 4-ohm impedance
• Kevlar® reinforced paper cone with aluminum dust cap
• Santoprene surround
• cast aluminum basket
• radial heat sink cools voice coils for higher power handling and efficiency
• metal grille included
• power range: 150-1000 watts RMS (2000 watts peak power)
• frequency response: 25-500 Hz
• sensitivity: 88 dB
• top-mount depth: 8-1/2"
• sealed box volume: 2.25 cubic feet
• ported box volume: 2.12-4.22 cubic feet
• warranty: 1 year
• 60-day returns
• MFR # T1D215

• Size    15 -inch
• Impedance (Ohms)    ---
• Cone Material    Kevlar reinforced paper
• Surround Material    Santoprene
• Port diameter (inches)    4
• Port length (inches)    10
• Free-Air    No
• Dual Voice Coil    Yes
• Sensitivity    88 dB at 1 watt
• Frequency Response    25 - 500 Hz
• Max RMS Power Handling    1000
• Peak Power Handling (Watts)    2000
• Top Mount Depth (inches)    8 1/2
• Bottom Mount Depth (inches)    9
• Cutout Diameter or Length (inches)    13 15/16
• Vas (liters)    102
• Fs (Hz)    26.3
• Qts    0.43
• Xmax (millimeters)    16.4
• Parts Warranty    1 Year
• Labor Warranty    1 Year

Box Requirements

• Ideal Sealed Box Volume (cubic feet)    2.25
• Minimum Sealed Box Volume (cubic feet)    N/A
• Maximum Sealed Box Volume (cubic feet)    N/A
• Ideal Ported Box Volume (cubic feet)    2.66
• Minimum Ported Box Volume (cubic feet)    2.12
• Maximum Ported Box Volume (cubic feet)    4.22

Rockford Fosgate T1D215 owner's manual