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SB Acoustics

SB Acoustics SB23MFCL45-8 8'' Long Stroke Polypropylene Cone Subwoofer

SB Acoustics SB23MFCL45-8 8'' Long Stroke Polypropylene Cone Subwoofer

Regular price Rs. 13,900.00
Regular price Sale price Rs. 13,900.00
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  • Long stroke design
  • Linear high stability suspension
  • Low damping rubber surround
  • Long copper voice coil
  • Non-conducting reinforced fibre glass coil former
  • Very stiff mineral filled Polypropylene cone
  • Vented cast aluminium chassis
  • Large vented motor system
  • Long life silver lead wires
  • Optimized for smaller enclosures


  • Nominal Impedance 8 Ω
  • DC resistance, Re 6.2 Ω
  • Voice coil inductance, Le 1.02 mH
  • Effective piston area, Sd 210 cm2
  • Voice coil diameter 45.5 mm
  • Voice coil height 29.2 mm
  • Air gap height 8 mm
  • Linear coil travel (p-p) 21 mm
  • Magnetic flux density 1.03 T
  • Magnet weight 2.0 kg
  • Net weight 4.70 kg
  • Free air resonance, Fs 28.5 Hz
  • Sensitivity (2.83V/1m) 85 dB
  • Mechanical Q-factor, Qms 7.3
  • Electrical Q-factor, Qes 0.46
  • Total Q-factor, Qts 0.43
  • Moving mass incl. air,Mms 53 g
  • Force factor, Bl 11.3 Tm
  • Equivalent volume, Vas 37 liters
  • Compliance, Cms 0.59 mm/N
  • Mechanical loss, Rms 1.3 kg/s
  • Rated power handling* 150 W

* IEC 268-5, T/S parameters measured on drive units that are broken in.

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