Product informationhome>>S7118


    • Features
    • 1. 1600 W continuous program power capacity

      2. 97dB Sensitivity 1w/1m

      3. 32Hz~1500Hz frequency response range

      4. 4" inside/outside voice coil  for improved power-handling and durability

      5. Double silicone spider with optimized compliance

      6. Ventilated voice coil gap for reduced power compression

      7. Ideal for compact bass-reflex subwoofer application

General Specifications
Nominal Diameter 460/18 mm/inch
Rated Impedance 8 ohm
Nominal Power handling1 800 Watts
Program Power2 1600 Watts
Sensitivity(lw/lm)3 97 dB
Frequency Range4 32~1500 Hz
Minimum Impedance(Zmin) 6.6 ohm
Voice Coil Diameter 100/4 mm/inch
Voice Coil Material Copper
Former Material Glass Fiber
Voice Coil Winding Depth 25 mm
Number of layers 2 (inside/outside)
Magnet gap depth 12 mm
Basket Cast Aluminum
Flux Density 1.1 T
Magnet Material 220/125 mm/oz
Thiele-Small parameters
Resonance frequency Hz
DC resistance Re 5.2 ohm
Mechanical factor Qms 13
Electrical factor Qes 0.37
Total factor Qts 0.36
Mechanical compliance Cms 0.1 m/N
Mechanical resistance
of suspension losses
Rms 3.54 mech-ohm
Effective Moving Mass Mms 217 g
Half-space efficiency Eff 2.2 %
BL Factor BL 26 T.m
Equivalent Cas air load Vas 202 liters
Effective piston area Sd 0.1225
Max.linear excursion5 Xmax 9 mm
Voice coilinductance LelK 2.3 mH
Efficiency Bandwidth Product EBP 94
Mounting Information
Overall Diameter 461 mm
Bolt Circle Diameter 439 mm
Bolt Hole Diameter 6.5*9.5 mm
Baffle Cutout Diameter 424 mm
Overall Depth 197 mm
Net Weight 13 kg
Shipping Weight 14 kg
Shipping Box 500x500x250 mm