Key Features
| 250mm Pearl Mica Injection P.P.Cone Woofer |
| “TYPHOON” Shape Rigid Diaphragm |
| 800W Peak Input Power |
| Dual Magnet Drive |
| Sealed/ Ported/ Free Air Type Installation Capabillity |
Speaker Features
| Speaker Type | Subwoofer |
| Peak Input Power | 800W |
| Rated Input Power | 175W |
| Speaker Size | 250mm |
| Speaker Cone Design | Typhone Shape |
| Dual Magnet Drive | Yes |
| Magnet Type | Ferrit |
| Terminals | Screw / slide type |
| Terminals Gold plated | Yes |
| Magnet Cover | No |
| Gasket Installation | one-way (Fixed) |
| Installation Capabillity | Sealed/ Ported / Free-air |
Speaker/woofer Specifications
| Peak Input Power | 800W |
| Maximum Input Power | 350W |
| Rated Input Power | 175W |
| Woofer Cone material | Pearl Mica P.P.cone |
| Center Cap Type | Aluminum |
| Speaker Basket | Steel |
| Weight of Magnet | 1400gr |
| Speaker Surround | Urethane |
| Sensitivity | 91dB/W/m |
| Frequency Response | 28Hz ~ 800Hz |
| Subwoofer Impedance | 4Ω x 1 |
| Dimensions (W x H x D) | 277 x 277 x 138mm |
| Mouting Hole Diameter | 234mm x 0mm |
| Mounting Depth | 117mm |
| Speaker Weight | 3850gr |
| Gross Weight | 4600gr |
Subwoofer Parameters
| Nominal impedance (Z) | 4 |
| DC resistance (Re) | 4 |
| Resonant frequency (FSO) | 35Hz |
| Mechanical Q factor (QMS) | 10.55 |
| Electrical Q factor (QES) | 0.44 |
| Total Q factor (QTS) | 0.42 |
| Voice coil inductance (LBM) | 1.36mH |
| Voice coil diameter (d) | 48mm |
| Force factor (BL) | 13.2T/m |
| Peak excursion Xmax | 8mm |
| Moving mass (MMS) | 85.99gr. |
| Volume accoustic compliance (VAS) | 44.04liter |
| Piston Area (SD) | 0.0363m² |
| Displacement | 2.39cc |
| Sealed box volume | 22.64liter |
| Sealed Box Dimensions | 350 x 330 x 320mm ( 21mm thick MDF)(WxHxD) |
| Vented box volume | 28.33liter |
| Vented Box Dimensions | 330 x 510 x 270mm ( 21mm thick MDF)(WxHxD) |
| Vented box port diameter/length | Ø 76mm / 178mm |
Accessories
| Spacers | 0 pieces |
| 4x35mm Screw: 8 pieces |
Cross-over Network Specifications
| Gross Weight | 4600gr. |








