10" SINGLE COIL SUBWOOFER
The Access 25 A4 sub is the ideal boost to your car audio system's bass performance. With its 25 cm (10") diameter and its 200 W RMS rated power, it is ideally suited for fitting in a sealed or bass reflex enclosure.
| Model | 25 A4 |
|---|---|
| Manufacturer | Focal |
| Weight | 7.700000 |
| Subwoofer Size | 10" |
| RMS Power Rating | 200W RMS |
| Max Power Rating | 400W |
| Sensitivity (dB @ 2.83V/1M) | 85.45dB |
| Cone Material | dFs® (dual Fiberglass structure) |
| Surround Type | Butyl |
| Nominal Impedance: | 4Ω |
| DC Resistance | 4.2 ohms |
| VC diameter | 50mm |
| VC Height | 25mm |
| Former | Kapton |
| Layers | 4 |
| Wire | Copper |
| Inductane | 2.85mH |
| Xmax - Inch(mm) | ± 8.5mm |
| Magnet | 120mm x 30mm |
| Magnet Weight | 1250g |
| Flux Density | 0.8T |
| Gap Height | 8mm |
| Fs-Free Air Resonance (Hz) | 23.5Hz |
| Vas (Liter) | 49.85 liters |
| Qts | 0.506 |
| Qes | 0.562 |
| Qms | 5.059 |
| Re (Ω)[series] | 4.19 ohms |
| Sd (cm2) | 330.06cm2 |
| Cms (mm/N) | 3.26e-04 m/N |
| Mms (g) | 140.79g |
| Le (mH) | 50.49mH |
| BL | 12.45n/a |
| SPL | 82.45 dB/W/m |
