689-2012 ESS Factory 12 Inch Woofer

Product Specifications Nominal Diameter 12" Power Handling (RMS) 200 W Power Handling (Max) 300 W Impedance 4 Ω Frequency Response 29Hz - 15kHz Sensitivity 91.5 dB 1W/1m Voice Coil Diameter 2" Magnet 35 oz   Thiele-Small Parameters Resonant Frequency (Fs) 24 Hz Qes 0.52 Total Q (Qts) 0.47 Compliance Equivalent Volume (Vas) 6.69 ft3 Le 0.73 mH Qms 4.9 Xmax 6 mm Re 3.9 Ω   Materials of Construction Cone Material Paper Surround Material Rubber Magnet Material Ferrite Voice Coil Former Aluminium Voice Coil Wire Material Copper Basket / Frame Material Cast Aluminum   Mounting Information Overall Outside Diameter 310 mm (12.375") Baffle Cutout Diameter 280 mm (11.125") Depth 160 mm (5.625") Mounting Holes 4   Original ESS-AMT™ design, treated paper cone, rubber surround Factory new direct replacement woofer International customers, shipping rates are available during checkout. All duties and fees are paid by cust