Product informationhome>>ND9115s


    • Features
    • 1. 1400 W continuous program power capacity

      2. 97dB sensitivity 1W/1m

      3. 100mm(4") inside/outside winding copper voice coil

      4. Neodymium magnet allows a vrey light yet powerful motor assemblly

      5. Ventilated voice coil gap for reduced power compression

      6. Ideal for compact subwoofer application

General Specifications
Nominal Diameter 380/15 mm/inch
Rated Impedance 8 ohm
Nominal Power handling1 700 Watts
Program Power2 1400 Watts
Sensitivity(lw/lm)3 97 dB
Frequency Range4 44~1500 Hz
Minimum Impedance(Zmin) 7.5 ohm
Voice Coil Diameter 100/4 mm/inch
Voice Coil Material Copper
Former Material Glassfiber
Voice Coil Winding Depth 24 mm
Number of layers 2 (inside/outside)
Magnet gap depth 14 mm
Basket Cast Aluminum
Flux Density 1.15 T
Magnet Material Neodymium
Thiele-Small parameters
Resonance frequency Hz
DC resistance Re 5.4 ohm
Mechanical factor Qms 15.7
Electrical factor Qes 0.4
Total factor Qts 0.39
Mechanical compliance Cms 0.07 mm/N
Mechanical resistance
of suspension losses
Rms 3 mech-ohm
Effective Moving Mass Mms 162 g
Half-space efficiency Eff 1.9 %
BL Factor BL 25.4 T.m
Equivalent Cas air load Vas 77 liters
Effective piston area Sd 0.0881
Max.linear excursion5 Xmax 9.5 mm
Voice coilinductance LelK 1.9 mH
Efficiency Bandwidth Product EBP 117
Mounting Information
Overall Diameter 393 mm
Bolt Circle Diameter 275 mm
Bolt Hole Diameter 6.5 mm
Baffle Cutout Diameter 355 mm
Overall Depth 182 mm
Net Weight 8.3 kg
Shipping Weight 9 kg
Shipping Box 425x425x215 mm