Rcf LF18N405 18" 4" Vc Neo Sub 2000w

This item is brand-new, factory sealed.

• Features || 4.0 - inch Inside/Outside copper voice coil || 3000 Watt continuous program power handling || 97.5 dB Sensitivity || 25Hz - 1kHz Frequency range || Hypervented magnetic structure for minimum power compression || Triple roll surround and exponential cone geometry || Safety agency CE compliant ||
• TECHNICAL SPECIFICATIONS || Nominal Diameter 18 inch / 457 mm || Rated Impedance 8 ohm || Program Power (watt) 3000 W || Power handling capacity 1500 W || Sensitivity 97.0 dB || Frequency range 30 - 1000 Hz || Effective piston diameter 395 mm / 15.55 inch || Max. Excursion Before Damage 58 mm / 2.28 inch || Minimum Impedance (ohm) 6.0 ohm ||
• TECHNICAL SPECIFICATIONS || Voice Coil Diameter 4.0 inch / 102 mm || Voice Coil Winding Material Copper || Voice Coil Length 36 mm / 1.42 inch || Number of layers 2 || Kind of layers inside/outside || Top Plate Thickness 15 mm / 0.59 inch || Cone Design Curved || Surround Material Polycotton || Surround Design Triple roll || Magnets Neodymium || Hypervented magnetic structure Yes || Spider 01 ||
• Parameters || Resonance frequency (Fs) 30 Hz || DC resistance (Re) (ohm) 4.90 ohm || Mechanical factor 7.00 Qms || Electrical factor 0.34 Qes || Total factor 0.32 Qts || Bl factor (Bl) (T x m) 26.50 T x m || Effective moving mass (Mms) 261.0 g || Equivalent Cas air loaded (Vas) 227.0 liters || Effective piston area (Sd) 0.120 m2 || Max. linear excursion (Xmax) 14 mm || Voice coil inductance @ 1kHz (Le1k) 1.70 mH || Half-space efficiency (Eff) 1.70% ||
• Mounting information || Overall diameter 465 mm / 18.31 inches || Bolt circle diameter 442-447 mm / 17.4-17.6 inch || Bolt hole diameter 7 mm / 0.28 inch || Front mount baffle cut-out 424 mm / 16.69 inch || Rear mount baffle cut-out 425 mm / 16.73 inch || Volume occupied by the driver 5.5 liters / 0.22 ft3 || Size || Height 208 mm / 8.19 inches || Diameter 465 mm / 18.31 inches || Weight 8.8 kg / 19.4 lbs ||