The most powerful Sub Woofer in 21” category in 6 inch Voice Coil with massive power handling of 3000 Watt AES.
The punch and the low frequency reproduced is very powerful and unparallel . Truly BASS KA BAAP.
| Key Features | |
| Program Power | 6000 W | 
| Voice Coil | 152 mm (6 in) | 
| Response | 40-1000 Hz | 
| Sensitivity 1W/1M | 96 dB | 
| Nominal Diameter | 575 mm | 
| Nominal Impedance | 8 Ω | 
| Nominal Power Handling(AES) | 3000 W | 
| Program Power | 6000 W | 
| Sensitivity (1W/1m) | 95 dB | 
| Frequency Range | 40-1000 Hz | 
| Magnet Material | Ferrite | 
| Voice Coil Diameter | 152 mm ( 6 in) | 
| Winding Material | COPPER | 
| Resonant Frequency | FS | 47 Hz | 
| DC Resistance | Re | 5.79 Ω | 
| Electrical Q | Qes | 0.55 | 
| Mechanical Q | Qms | 15.54 | 
| Total Q | Qts | 0.53 | 
| Compliance Equivalent Volume | vas | 102.11 Ltrs | 
| Peak Diaphragm Displacement Volume | Vd | 2.31 Ltrs | 
| Effective Surface Area of Cone | Sd | 1698.23 cm^2 | 
| Reference Efficiency | ƞo | 1.85% | 
| Moving Mass including air load | Mms | 448.30 gms | 
| Motor Strength | Bl | 37.51 T-m | 
| Voice Coil Inductance @ 1 KHz | Le | 1.91 mH | 
| Efficiency Bandwith Product | EBP | 85 Hz | 
| Voice Coil Overhang | Xmax | ±13.75 mm | 
| Overall Diameter | 575 mm | 
| Bolt Circle Diameter | 555 mm | 
| Baffle Cutout Diameter | 502 mm | 
| Depth | 215 mm | 
| Flange and Gasket Thickness | 14.5 mm | 
| Gross Weight | 50 Kgs | 
| Recone Kit Number | REC21kl2160SUB |