600W – 1,000W optimal power range 3 inch high temp voice coil Double stack 169oz motor 16.5mm Xmax Double high current tinsel leads Double blend material spider Designed for vented enclosures Engineered in the USA. Also available in D4 Sold Individually Description The 3000 series 10 employs a finely-tuned balance of damping and extensive motor force to achieve very high efficiency, offering exceptional versatility and unmatched performance in a variety of real-world functions. Fs 33.86 HzQms 6.086Vas 12.41 litersCms 0.0787 mm/NMms 280.9 gRms 9.812 kg/sDia 206 mmSd 333.3 sq cm Qes 0.48Re 4 ohmsLe 2.77 mHZ ohmsBL 22.31 TmBL^2/Re N^2/W Qts 0.445no %SPL 82.9 dBEBP XMax 16.5mm Nominal Diameter 10inOverall Diameter 11.02in / 280mmMounting Hole Diameter 9 3/16in / 233mmBolt Hole Circle DiameterMotor Outer Diameter 7.08in / 180mmMounting Depth 6.4in / 163mmRequired Pole Vent ClearanceDriver Displacement 0.087 cu ft / 2.465 l Minimum Sealed VolumeMinimum Vented Volume cu ft / l net*