ROCKFORD FOSGATE R2D4-12

Car Audio Fanatics who want Rockford Fosgate quality can rely on the Prime Series 12" subwoofers to get the job done, and the Dual Voice Coil provides awesome installation flexibility. These drivers can pump out the bass due to their mica injected polypropylene cone, and their stamp-cast baskets with spider venting - typically reserved for more expensive models - keep the motor running cool! These R2 subwoofers are optimized for sealed and vented enclosures.

12 AWG compression terminals
Anodized aluminum voice coil former
Optimized for both sealed and vented enclosures
Mica injected polypropylene cone
Linear spider with embedded 16 AWG tinsel leads
StampCast basket with integrated spider venting
Integrated PVC trim ring

Size: 12"
Magnet Weight (oz): 43 oz. (1.22 kg)
Shipping Weight: 8.8 Lbs. (3.99 kg)
SPL: (dB @ 1w/1m)86.6
Xmax (mm): 6.5
Cutout Diameter: 9.125 in. (232 mm)
Woofer Displacement: 0.039 cu. ft. (1.1 Liters)
Le (mH): 3.9
Nominal Impedance: Dual 4-Ohm
Voice Coil Diameter: 2" (51 mm)
Speaker Connector: Dual 12 AWG compression
Mounting Depth: 4.319 in. (109 mm)
Fs: (Hz)34.9
Qts: 0.53
Qes: 0.58
Qms: 6.44
Vas (Liters): 38.4
Power Handling (Watts RMS)250 Watts RMS 500 Watts Max
Re (Ohms): 7.83
Sd (cm2): 339.8
Subwoofer Type: Standard
Voice Coil Type: Dual Voice Coil
Sealed Box Volume (Vb): 0.59 cu. ft. (16.7 Liters)
Vented Box Volume (Vb): 1.4 cu. ft. (39.6 Liters)