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New Year Sale Rockford Fosgate R2sd4-12, Prime 12" 4 Ohm Dual Voice Coil Slim Subwoofer - 500w Unlock 90% Savings [3QucVpZG]

$35.99 $115.99 -69%

When you have no space for bass, our Prime R2SD4-12 shallow subwoofer will satisfy your need. This 12" subwoofer handles 250 Watts RMS and the 4-Ohm Dual Voice Coil design lets you to wire them in various configurations.Anodized Aluminum Voice Coil F

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New Year Sale Rockford Fosgate R2sd4-12, Prime 12" 4 Ohm Dual Voice Coil Slim Subwoofer - 500w Unlock 90% Savings [3QucVpZG]

When you have no space for bass, our Prime R2SD4-12 shallow subwoofer will satisfy your need. This 12" subwoofer handles 250 Watts RMS and the 4-Ohm Dual Voice Coil design lets you to wire them in various configurations.

Anodized Aluminum Voice Coil Former

Rockford Fosgate subwoofers use anodized aluminum voice coil formers that provide superior heat dissipation (up to 100° at full power levels). Unlike traditional plastic substitutions, aluminum acts like a heat-sink to quickly dissipate thermal build-up on the voice coil. This keeps subwoofers cool during high SPL conditions.

Stitched Tinsel Leads

Improved reliability and performance by reducing fatigue and possible shorting.

When you have no space for bass, our R2 12" shallow subwoofer can help satisfy your need for low frequency music. These drivers can fit in tight spaces due to an elevated motor structure that reduces speaker depth. Mica injected polypropylene cones make sure bass notes are clean and accurate. Stamp-cast baskets feature spider venting typically reserved for traditional depth mounted models to keep the motor cool! These shallow subwoofers are optimized for sealed enclosures.

Klippel Verified

Klippel is a speaker certification program allowing us to deliver the best possible speakers.

CEA-2031

Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards.

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Size

12-inch

Voice Coil

DVC

Impedance

Dual 4 ohms

RMS Power Rating (Watts)

250

Peak Power Rating (Watts)

500
Cone Material

Mica injected poly

Surround Material

Poly-foam

Free Air

No

Sensitivity

85 dB at 1 Watt

Frequency Response

29-250 Hz

Top Mount Depth (Inches)

3 5/8

Bottom Mount Depth (Inches)

-

Cutout Diameter (Inches)

11 1/8

Vas (liters)

65.4

Fs (Hz)

29.7

Xmax (millimeters)

10

Warranty
1 Year

What Our Customers Say

January 24, 2026

Absolutely no complaints!

The fit and finish are absolutely perfect. A quality item.

- Genevieve R..

January 24, 2026

Absolutely no complaints!

It works so well, it's almost effortless. Great engineering.

- Amir O..

January 24, 2026

Absolutely no complaints!

I love how intuitive and straightforward this is. Perfect.

- Autumn R..

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