Features
The SW series of subwoofers is a powerful 300-500W car audio low frequency subwoofer driver range, available in a dual 2-ohm and dual 4-ohm configuration. It features a high quality double stacked Y35 thick magnet assembly and a 2” high power coil which delivers tremendous low frequency output in compact enclosures.
The paper cone and dust cap provides tight bass response and aids the pole vent with cooling to ensure reliability. Push terminals are provided to ensure a secure connection.
Physical Specifications
| Overall Diameter (inches) | 12.375 |
| Mounting Diameter (inches) | 11.125 |
| Mounting Depth (inches) | 5.875 |
| Displacement | 0.05 ft3 |
| Cone Material | Non-Pressed Paper |
| Dust Cap | Poly |
| Frequency Range (Hz) | 30-100 |
| Voice Coil Diameter | 2” |
| Net Weight (lbs) | 14 |
Recommended Enclosures
For musical listening, a 1.0 cu. ft. (28 litres) net sealed enclosure is recommended.
For higher output, a 1.5 cu. ft. (42 litres) net ported enclosure tuned to 35Hz
When using multiple subwoofers in a common enclosure, multiply the required volume by the number of subwoofers, and use two ports (as specified above) per subwoofer.
T/S Parameters
| Fs (Hz) | 37.95 |
| Qms | 3.609 |
| Qes | 0.626 |
| Qts | 0.534 |
| Vas (Litres) | 39.89 |
| Xmax (mm) | 9 |
| SPL 1W/m (db) | 87.3 |
| Continuous Power (W) | 500 |
| Re (Ω) | 4.2 |
| Le (mH) | 7.13 |
| BL | 15.77 |
Usage Guidelines
- Use the recommended power and enclosures for the most reliable operation
- Use a subsonic filter with recommended ported enclosures.
- Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.
