Rockford Fosgate R2D2-12 Prime R2 12″ Dual 2-Ohm Sub
Prime R2 12-inch dual 2-ohm subwoofer with 250 watts RMS
$119.99
Overview
Build Prime bass with the Rockford Fosgate R2D2-12, a 12-inch dual 2-ohm subwoofer rated 250 watts RMS and 500 watts max. A mica-reinforced polypropylene cone, StampCast basket with spider venting, and linear spider with embedded tinsel leads support sealed or vented installs. Dual 2-ohm coils wire to 1-ohm or 4-ohm loads. Anodized aluminum voice coil formers and 12-AWG compression terminals round out the package.
Product details
Prime R2 12-inch bass
R2D2-12 is Rockford’s Prime R2 12-inch dual 2-ohm woofer for sealed or vented systems. Continuous power handling is 250 W RMS / 500 W max. Dual 2-ohm voice coils wire for 1-ohm or 4-ohm at the amp. Sensitivity is 88.7 dB (1 W/1 m). Fs is 34.6 Hz with 6.5 mm Xmax. Magnet weight is 47.7 oz (1.35 kg). Shipping weight is 9.9 lb (4.49 kg).

Cone, motor, and basket
A mica-reinforced polypropylene cone pairs with an anodized aluminum voice coil former. A linear spider with embedded 16-AWG tinsel leads manages excursion. A StampCast basket with integrated spider venting and dual 12-AWG compression terminals finish the package. Rockford optimizes the woofer for both sealed and vented enclosures, so you can match the box style to your vehicle and amplifier.

Fit and enclosure
Mounting depth is 5.067 inches (128 mm) with an 11.25-inch (285 mm) cutout. Rockford Fosgate recommends a sealed volume of 1.02 cu. ft. (28.8 L) and a vented volume of 1.79 cu. ft. (50.6 L). Woofer displacement is 0.046 cu. ft. (1.3 L). Confirm your amplifier is stable into the final load you choose before install.
Key features
- 12-inch Prime R2 subwoofer with dual 2-ohm voice coils
- 250 watts RMS / 500 watts max power handling
- Mica-reinforced polypropylene cone
- StampCast basket with integrated spider venting
- Linear spider with embedded 16-AWG tinsel leads
- Anodized aluminum voice coil former
- Dual 12-AWG compression terminals
- Mounting depth 5.067 in (128 mm); cutout 11.25 in (285 mm)
- Recommended sealed 1.02 cu. ft.; vented 1.79 cu. ft.
Specifications
| Weight | 9.9 lbs |
|---|---|
| Dimensions | 14.5 × 14.5 × 7.5 in |
| Brand | Rockford Fosgate |
| Model | R2D2-12 |
| SKU | R2D212 |
| Product type | Subwoofer |
| Voice coil | Dual 2-ohm |
| Power handling | 250 W RMS / 500 W max |
| Sensitivity (1 W/1 m) | 88.7 dB |
| Fs | 34.6 Hz |
| Xmax | 6.5 mm |
| Voice coil diameter | 2" (51 mm) |
| Magnet weight | 47.7 oz (1.35 kg) |
| Mounting depth | 5.067" (128 mm) |
| Cutout diameter | 11.25" (285 mm) |
| Sealed box volume | 1.02 cu. ft. (28.8 L) |
| Vented box volume | 1.79 cu. ft. (50.6 L) |
| Woofer displacement | 0.046 cu. ft. (1.3 L) |
| Speaker connector | Dual 12 AWG compression |
| Shipping weight | 9.9 lb (4.49 kg) |
| Size | 12 inch |
Important notes
- Sold as a single woofer. Enclosure, amplifier, and wiring are sold separately.
- Wire dual 2-ohm coils for 1-ohm or 4-ohm final load to match your amplifier.
- Confirm mounting depth and enclosure volume before cutting the vehicle.
What's in the box
- Rockford Fosgate R2D2-12 subwoofer






