LF12X401 12 Inch Professional Low Frequency Transducer Speakfriends Oem Customized

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WOOFER Professional Low Frequency Transducer 4.0 - inch, fibreglass inside-outside copper voice coil 2000 Watt continuous program power handling 96.5 dB Sensitivity 45 Hz – 1.5 kHz Frequency range 26.1 T/m BL 60 mm peak-to-peak excursion "Dual-forced hyper-venting and 15mm top plate for minimum power compression " Dual spider design with silicon based dampening control Triple-roll surround and curved cone geometry

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INSTALL DIMENSION

GENERAL SPECIFICATIONS
Nominal Diameter	12 / 305	inch / mm
Rated Impedance	8	ohm
Program Power	2000	Watt
Power handling capacity	1000	Watt
Sensitivity	96.5	dB
Frequency Range	45 - 1500	Hz
Effective Piston Diameter	260 / 10.24	mm / inch
Max Excursion Before Damage (peak to peak)	60 / 2.36	mm / inch
Minimum Impedance	6.5	ohm
Voice Coil Diameter	4.0 / 102	inch / mm
Voice Coil Material	Copper
Voice Coil Winding Depth	25 / 0.98	mm / inch
Number of layers	2
Kind of layer	inside/outside
Top Plate Thickness	15 / 0.59	mm / inch
Cone Material	No pressed pulp
Cone Design	Curved
Surround Material	Polycotton
Surround Design	Triple roll
Magnets Material	Ceramic

MOUNTING INFORMATION
Overall Diameter	320 / 12.6	mm / inch
Bolt Circle Diameter	293-304 / 11.5-11.9	mm / inch
Bolt Hole Diameter	6.5 / 0.25	mm / inch
Front Mount Baffle Cut-out	282 / 11.1	mm / inch
Rear Mount Baffle Cut-out	284 / 11.18	mm / inch
Depth	119 / 4.68	mm / inch
Volume occupied by the driver	2.9 / 0.11	liters / ft3