The Power Series T1D412 Dual 4-Ohm subwoofer builds on innovative new Rockford Fosgate technologies. These bad boys have patented VAST technology that increases surface cone area up to 25%. The new FlexFit basket not only looks the part, but it provides extreme flexibility for extreme installations. Clean, high tech and ready to set off car alarms, the T1D412 is here! 

• Symmetrical dual progressive roll tear resistant poly-cotton spiders
• Periodic-stitched fatigue resistant tinsel lead wire
• Proprietary 8 AWG insulated all metal input spring terminal connection
• High-temp voice coil with spun-laced Nomex® re-enforcement collar
• Optimized and matched magnetic and compliance geometry
• Anodized aluminium heat sinking dust cap
• Kevlar fibre reinforced paper cone
• Rigid die-cast aluminium basket
• Optimized pole piece and spider venting
• Anodized aluminium voice coil former / copper clad aluminium wire

Specifications:

• Size: 12"
• Nominal Impedance: 4-Ohm
• Power Handling: 800 Watts RMS / 1600 Watts MAX
• Speaker Connector: Compression Terminal
• Voice Coil Diameter: 3.0" (75.5 mm)
• Magnet Weight (oz): 123 oz. (3.48 kg)
• Fs (Hz): 29.2
• Re (Ohms): 6.50
• Le (mH): 2.4
• Qms: 4.50
• Qes: 0.71
• Qts: 0.61
• Vas (Litres): 55.8
• Sd (cm2): 548
• SPL (dB @ 1w/1m): 85
• Xmax (mm): 16
• Woofer Displacement (in): 0.099 cu.ft. (2.8 Litres)
• Cutout Diameter (in): 11.25 in. (28.57 cm)
• Mounting Depth (in): 6.75 in. (17.15 cm)
• Shipping Weight: 33.3 Lbs. (15.10 Kg.)