SA-Series v.2 18" Subwoofer
- Sundown Audio
SA-Series v.2 18" Subwoofer
- Sundown Audio
1250 Watts RMS / 2500 Watts Peak Dual 2 or 4 ohm voice coils Vented magnetic gap & pole piece... Read more
$499.99
- Free shipping in the contiguous USA on all orders above $99
- Full Manufacturer Warranty On All Items
- No Hassle, Easy 30 Day Returns
- Price Match Guarantee. Lowest Prices Anywhere.
- REAL Audio Enthusiasts, Expert Support
| Specification | SA-18v2 D2 | SA-18v2 D4 |
|---|---|---|
| Fs | 29.05 Hz | 31.87 Hz |
| Re | 3.97 Ω | 6.06 Ω |
| Qms | 3.0520 | 2.8530 |
| Qes | 0.4240 | 0.4580 |
| Qts | 0.3720 | 0.3950 |
| Mms | 619.17 g | 549.52 g |
| Cms | 48.47 µm/N | 45.39 µm/N |
| Sd | 1641.9 cm² | 1641.9 cm² |
| Vas | 114.23 L | 106.96 L |
| Sensitivity | 90.1 dB | 90.7 dB |
| BL | 32.523 T·m | 38.159 T·m |
| Le | 3.63 mH | 4.79 mH |
| X-Max | 19 mm | 19 mm |
| RMS Power | 1250 W | 1250 W |
| Peak Power | 2500 W | 2500 W |
| Specification | SA-18v2 D2/D4 |
|---|---|
| Overall Diameter | 18.66" |
| Cutout Diameter | 16.69" |
| Motor Diameter | 8.66" |
| Mounting Depth | 10.125" |
| Displacement | 0.20 Cu. Ft. |
| Sealed Volume | 3.5 cu ft |
| Ported Volume | 4.5 cu ft |
| Port Tuning | 35 Hz |
| Port Area | 66 sq in |
| 4th Order Sealed | 2.25 cu ft |
| 4th Order Ported | 6.75 cu ft |
| 4th Order Port Area | 135 sq in |
| 4th Order Port Length | 6" |
