The logo for flynn audio features the brand name in lowercase blue-green letters, with flynn in a script font and audio in a smaller sans-serif font, next to a stylized equalizer graphic.
Rockford Fosgate car subwoofer speaker front view

Rockford Fosgate R2SD2-12

Original price was: $180.00.Current price is: $90.00.

Prime R2 Series 12″ shallow subwoofer with dual 2-ohm voice coils

Availability: In stock

- +
Unsure? Questions? Contact us!
Go Back to Shop
THIS IS AN OPEN BOX ITEM. SOLD AS IS.

 

Product Highlights

  • Size: 12-inch shallow-mount subwoofer
  • Voice Coils: Dual 2-ohm design (configurable as 1 or 4 ohms)
  • Power Handling:
    • 100-250 watts RMS
    • 500 watts peak power
  • Frequency Response: 43-250 Hz (29-250 Hz in specs)
  • Mounting Depth: Only 3-5/8 inches

Key Features

  • Shallow-Mount Design: Special elevated motor structure for compact installation
  • Premium Construction:
    • Mica-injected polypropylene cone
    • High-density poly-foam surround
    • Stamped solid-steel frame with cooling vents
  • Reliable Design: Tinsel leads stitched directly into the cone for durability
  • Flexible Installation: Optimized for both sealed and ported enclosures
  • Thermal Management: Venting system similar to standard-mount subs keeps this sub running cool

Package Contents

  • 12″ Shallow-mount dual 2-ohm voice coil subwoofer
  • Eight 1-1/8″ self-tapping screws
  • 4mm Allen bit
  • Installation and operation manual (English/French/Spanish/German)

Performance Specifications

  • Power Handling: 100-250 watts RMS (500 watts peak)
  • Impedance Options: 1 or 4 ohms (dual 2-ohm voice coils)
  • Sensitivity: 85 dB at 1 watt
  • Frequency Response: 29-250 Hz
  • Voice Coil Configuration: Dual voice coil
  • Xmax (one-way linear excursion): 10 mm
  • Free-Air Compatible: No
  • Thiele/Small Parameters:
    • Vas: 65.4 liters
    • Fs: 29.7 Hz
    • Qts: 0.66

Physical Specifications

  • Frame Width: 12.967 inches
  • Frame Length: 12.967 inches
  • Cutout Diameter: 11-1/8 inches
  • Mounting Depth: 3-5/8 inches (top-mount)
  • Construction Materials:
    • Cone: Mica-injected polypropylene
    • Surround: Poly-foam
  • Grille: Not included

Wiring and Connections

  • Voice Coil Configuration: Dual 2-ohm voice coils
    • 1-ohm load when wired in parallel
    • 4-ohm load when wired in series
  • Terminals: Spring post compression terminals with attached 16-gauge stitched tinsel lead wires
  • Compatibility: Accepts pin connectors, single banana plugs, and bare wire up to 12-gauge

Enclosure Recommendations

  • Sealed Enclosure:
    • Ideal Volume: 0.9 cubic feet
    • Acceptable Range: 0.74 to 1.27 cubic feet
    • Performance Characteristics: More control over the woofer, handles high power, accurate sonic reproduction, suitable for all music types
  • Ported Enclosure:
    • Recommended Volume: 1.79 cubic feet
    • Port Specifications: 4″ diameter × 11.8″ long
    • Tuning Frequency: 40 Hz
    • Performance Characteristics: Better overall efficiency than sealed enclosures, more output from less power, reduced output below 35 Hz

Technical Features

  • Shallow-Mount Design: Engineered with a smaller motor assembly to reduce overall depth
  • Advanced Construction: Designed for performance in tight spaces without compromising sound quality

Applications

  • Ideal for vehicles with limited depth for subwoofer installation:
    • Compact cars
    • Sports cars
    • Trucks with limited space behind seats
    • Shallow enclosures under seats or in tight spaces

Related products

Contact Flynn Audio Today!

LEARN MORE
Scroll to Top
0