Rockford Fosgate / SUBWOOFER
Rockford Fosgate RFP4406 — specifications and enclosures
Rockford Fosgate RFP4406: T/S parameters, mounting dimensions and manufacturer enclosure recommendations. Read the original PDF and load the driver into the 3D designer.
Archived manufacturer generation. Match the complete model code before use; dimensions not yet verified from the drawing remain blank. No separately verified enclosure preset is included in this entry. Consult the linked manufacturer PDF; calculator suggestions are separate from manufacturer recommendations.
Manufacturer enclosure recommendations
No ready-to-load manufacturer enclosure is documented. Load the driver parameters to calculate a CarBoxLab starting design.
Calculator parameters
| Fs | 56.0 Hz |
|---|---|
| Vas | 4.8 L |
| Qes | 0.51 |
| Qms | 5.62 |
| Re | 3.56 Ω |
| Sd | 130.0 cm² |
| Le | 1.9 mH |
| One-way linear Xmax | 7.0 mm |
| Frame diameter | Not provided / unverified |
| Mounting cutout | Not provided / unverified |
| Mounting depth | Not provided / unverified |
Additional manufacturer specifications
| Published Qts | 0.47 |
|---|
Data is for one subwoofer. Manufacturer recommendations are separate from CarBoxLab calculations. Net air volume excludes the driver, port and bracing; design dimensions are external. Loading a recommendation transfers the verified volume and tuning; confirm port geometry and construction separately.
Source documentation
Manufacturer technical documentation
Original manufacturer documents are not translated. Data reviewed: 2026-10-31.