The Rockford Fosgate Prime R2D4-10 is a 10-inch dual 4-ohm voice coil subwoofer that handles 250 watts RMS. Its mica-reinforced polypropylene cone and flexible wiring options make it a solid choice for dependable bass.
$109.99
11 in stock
The Rockford Fosgate Prime R2D4-10 delivers the solid, dependable bass that makes the Prime Series a favorite for everyday car audio builds. This 10-inch subwoofer handles 250 watts RMS, while its dual 4-ohm voice coils provide useful wiring flexibility when matching it to an amplifier.
A mica-reinforced polypropylene cone provides a durable foundation for bass output. The StampCast basket features integrated spider venting to help keep the motor cool, and an anodized aluminum voice coil former supports reliable operation.
The R2D4-10 is optimized for both sealed and vented enclosures, giving you options when planning your system. Dual 12 AWG compression terminals simplify secure connections, while the integrated PVC trim ring provides a clean finishing touch.
| Specifications | |
|---|---|
| Sub Size | 10in |
| Sub Power RMS | 250 Watts |
| Sub Max Power | 500 Watts |
| Sub Impedance | Dual 4 Ohm |
| Sub Features | Dual Voice Coil |
| Subwoofer Type | Standard |
| Resonant Frequency (Fs) | 34.9Hz |
| Sound Pressure Level (SPL) @ 1W/1m | 86.6dB |
| Voice Coil Diameter | 2in (51 mm) |
| Magnet Weight (oz) | 43 oz. (1.22 kg) |
| Maximum Linear Excursion (Xmax) | 6.5mm |
| DC Resistance (Re) | 7.83Ohm |
| Voice Coil Inductance (Le) | 3.9mH |
| Total Q (Qts) | 0.53 |
| Electrical Q (Qes) | 0.58 |
| Mechanical Q (Qms) | 6.44 |
| Equivalent Compliance Volume (Vas) | 38.4Liters |
| Effective Cone Area (Sd) | 339.8cm² |
| Woofer Displacement | 0.039 cu. ft. (1.1 Liters) |
| Mounting Depth | 4.319 in. (109 mm) |
| Cutout Diameter | 9.125 in. (232 mm) |
| Sealed Box Volume (Vb) | 0.59 cu. ft. (16.7 Liters) |
| Vented Box Volume (Vb) | 1.4 cu. ft. (39.6 Liters) |
| Speaker Connector | Dual 12 AWG compression |
| Shipping Weight | 8.8 Lbs. (3.99 kg) |
| Weight | 9 lbs |
|---|---|
| Sub Size | |
| Sub Impedance | |
| Sub Max Power | 500 Watts Max |
| Sub Power RMS | |
| Voice Coils | Dual |
| Sub Type | Standard |
| Series | Prime |
