Rockford Fosgate R2D4-12
12" Prime R2 Series 250 Watts RMS Dual 4 Ohm Subwoofer
Retail Price: $89.99
Your Price: $79.95
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Item Id: 12549

Rockford Fosgate R2D4-12

12" Prime Series 250 Watts RMS Dual 4 Ohm Subwoofer

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 keep the motor running cool. These R2 subwoofers are optimized for sealed and vented enclosures.

The Rockford Fosgate Prime R2D4-12 features a dual 4-Ohm voice coil design, which can be wired to wither a 2 ohm or 8 ohm load. Wire up two of these subs into a 1 or 4 ohm load. The Rockford Fosgate R2D4-12 can handle up to 250 Watt RMS and up to 500 watts peak power handling.


12" Prime R2 series subwoofer
Frequency response: 43 - 250 Hz
Sensitivity: 87 dB


Mica injected polypropylene cone
Black raised surround
Linear spider with 16 AWG woven tinsel leads
StampCast basket with integrated spider venting
Integrated PVC trim ring
47.7 oz magnet
2” voice coil
Dual 4 ohm impedance voice coil

Power Handling:

Up to 500 watts max
Up to 250 watts RMS


Subwoofer size: 12"
Cut out diameter: 11.22"
Top mount depth: 5.10"
Bottom mount depth: N/A

Box Size:

Ideal sealed box volume: 1.02 ft³
Ideal ported box volume: 1.79 ft³


1 year warranty
Subwoofer Size 12"
RMS Power Handling 250 watts
Impedance (Per Voice Coil) 4 ohms
Recommended Enclosure Type Ported / Vented
Recommended Enclosure Type Sealed