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Rockford Fosgate R2SD4-12 Prime 12″ R2 4-Ohm DVC Shallow Subwoofer

SKU: R2SD412

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When You Have No Space for Bass, Our Prime Shallow Subwoofer Will Satisfy Your Need for Low Frequency Music


When you have no space for bass, our Prime R2SD4-12 shallow subwoofer will satisfy your need. This 12” subwoofer handles 200 Watts RMS and the 4-Ohm Dual Voice Coil design lets you to wire them in various configurations.

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.


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


  • Nominal Impedance Dual 4-Ohm
  • Mounting Depth 3.602 in. (91 mm)
  • SPL (dB @ 1w/1m) 85
  • CEA-2031 Compliant
  • Fs (Hz) 30.3
  • Xmax (mm) 10
  • Cutout Diameter 11.25 in. (285 mm)
  • Sd (cm2) 534.8
  • Size 12″
  • Power Handling (Watts RMS) 250 Watts RMS, 500 Watts Max
  • Voice Coil Diameter 2″ (50 mm)
  • Speaker Connector Dual 12 AWG compression
  • Shipping Weight 12.013 Lbs. (5.44 kg.)
  • Qts 0.65
  • Qes 0.72
  • Qms 7.00
  • Woofer Displacement 0.039 cu. ft. (1.1 Liters)
  • Re (Ohms) 6.80
  • Le (mH) 4.2
  • Magnet Weight (oz) 51 oz. (1.45 kg.)
  • Vas (Liters) 65.4
  • Subwoofer Type Shallow
  • Voice Coil Type Dual Voice Coil
  • Sealed Box Volume (Vb) 0.9 cu. ft. (25.4 Liters)
  • Vented Box Volume (Vb) 1.79 cu. ft. (50.6 Liters)

Rockford Fosgate R2SD412 Specs

Weight 5.44 kg

Rockford Fosgate: Revolutionizing Audio in Automotive, Marine, and Motorcycle Industries

Rockford Fosgate, an iconic American brand, has carved a niche in the audio industry, particularly in automotive, marine, and motorcycle sectors. Known for their robust and high-quality audio products, Rockford Fosgate continues to innovate and provide exceptional sound systems that cater to audiophiles and enthusiasts who demand superior sound quality and durability in challenging environments.

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