Ganyon Electro-Acoustic Co., Ltd.  

Product Name: Lf18X400, 18"-2000W High Power Subwoofer, 4" Voice Coil Loudspeaker Model NO.: LF18X400 Certification: CE, RoHS Application: Commercial, Home Speaker Material: Ferrite Speaker System: Optional Combination Operation Mode: Wire / Remote Control Activity: Passive Hi-Fi: Not Hi-Fi Noise: <102dB Power: 2000W Sensitivity: 97.5 dB Voice Coil: 4 Inch Trademark: Ganyon Transport Package: 500 X 500 X 250 mm Specification: 18 inch Origin: China HS Code: 851829000 Product Description LF18X4000 2000W 18inch high power subwoofer :2000W AES Power Handing4 inch Copper Voice Coil25-1KHz Frequency Range97.5 dB Sensitivity* Related products :18TBW100 /LF15G401 /L15P400 /L15P540 /L18P400 /LF12G301 /LF18X451 /LF18X401 .GENERAL SPECIFICATIonSNominal Diameter460mm / 18inchRated Impedance8ΩProgram Power 12000WPower handling capacity 21000WSensitivity 397.5dBFrequency Range25Hz - 1000HzEffective Piston Diameter395mm / 15.6inchMax Excursion Before Damage (peak to peak)50mm / 2.0inchMinimum Impedance6.0ΩVoice Coil Diameter100mm / 4inchVoice Coil MaterialCopperVoice coil former material25mm / 1.0inchVoice Coil Winding Depth2Number of layersinside/outsideKind of layer14mm / 0.55inchTop Plate ThicknessNopressed pulpCone MaterialStraightCone DesignPolycottonSurround MaterialTriple rollSurround DesignTHIELE - SMALL PARAMETERSResonance frequencyFs28HzDC resistanceRe5.1ΩMechanical factorQms6.5Electrical factorQes0.29Total factorQts0.27BL FactorBL25 T·mEffective Moving MassMms192grEquivalent Cas air loadVas340litersEffettive piston areaSd0.122m²Max. linear excursion(mathematical) 5Xmax9.0mmVoice - coil inductance @ 1KHzLe1.2mHHalf-space efficiencyEff2.64%MOUNTING INFORMATIonOverall Diameter465mm / 18.3inchBolt Circle Diameter442-447mm / 17.4-17.6inchBolt Hole Diameter6.5mm / 0.25inchFront Mount Baffle Cut-out424mm / 16.7inchRear Mount Baffle Cut-out424mm / 16.7inchDepth210mm / 8.3inchVolume occupied by the driver 67.0liters / 0.25ft3SHIPPING INFORMATIonNet Weight13.3Kg / 29.3LbsShipping Weight14.3Kg / 31.5LbsTransportation methods1. By air to airport;2. By sea to seaport;3. By courier door to door, DHL, TNT, FEDEX, UPS, EMS etc.Pre-sale ServiceA. Quality is our company's culture.B. Reasonable price and reliable service.C.Rich experience of design, manufacture and sell Pro-audio, Speakers, amplifiersMiddle-sale ServiceA.Checking the most suitable shipping ways for customers.B.Testing quality again before sending goods.C.Sending the tracking number/bill of loading, and update the situations of the goods till customers receive the goodsAfter-sale serviceA.We are very glad that customer give us some suggestion for price and products.B.Ifyou haveany question, please contact with us freely by E-mail or Telephone.