| Model | SVL-1847 D1 / SVL-1847 D2 | 
| Type | Subwoofer | 
| Size | 18 " | 
| VC Size | 4.00 " | 
| Cone | Paper | 
| Magnet | Ferrite | 
| Winding Material | CCAW | 
| Surround Material | Foam | 
| RMS Power | 3800 W | 
| MAX Power | 7600 W | 
| Frame | Alu | 
| Impedance | 1+1 / 2+2 Ohm | 
| SPL | 88.50 / 88.50 dB | 
| Fs | 33.00 / 33.00 Hz | 
| Qts | 0.33 / 0.33 | 
| BL | 27.30 / 27.30 | 
| Vas | 178.00 / 177.00 L | 
| Xmax | 33.00 / 33.00 mm | 
| Mounting Depth | 311.5 mm | 
| Cut-out Dimension | 426.9 mm |