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R2SD4-12

A 12-inch 4Ω DVC that’s just 92mm thin—at an affordable price. A slim, value-focused subwoofer designed to pair easily with a wide range of amplifiers.

【R2SD4-12】Rockford Fosgate PRIME R2S Slim Subwoofer Overview

This is a 12-inch (30cm) 4Ω DVC slim subwoofer from the Rockford Fosgate (Rockford) PRIME series. With an ultra-thin design depth of just 92mm, it delivers the low-end punch and scale you expect from a 12-inch driver even in space-limited installations. Despite its reasonable price, it features solid construction highlights such as a high-rigidity steel basket, a PP cone, a 51mm 4-layer wound voice coil, and strong stitched lead wires. The 4Ω DVC configuration supports both parallel 2Ω and series 8Ω connections, making it easy to match with your existing amplifier.

Key Features

  • Ultra-slim 92mm depth design supports space-saving installation
  • 4Ω DVC allows flexible wiring for parallel 2Ω / series 8Ω
  • Low-distortion reproduction with a high-rigidity steel basket & PP cone
  • Improved reliability with a 51mm 4-layer wound voice coil & aluminum former
  • Power handling of 250W rated / 500W max

If you would like assistance with installation, please tell us your vehicle model and model year.

Size

12" (30cm)

Voice Coil / Impedance

Dual 4-Ohm

RMS Power Handling

250W

Peak Power Handling

500W

Recommended Enclosure Volume

Sealed 25.5L / Vented 50.7L

Mounting Depth

92mm

Sensitivity

81dB

List price¥ 60,500 (Tax included)