United Kingdom

  • KFC-W112S

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30cm Component Subwoofer

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Key Features

300mm Injection P.P.Cone Woofer
800W Maximum Input Power
Silver Plated Terminals
High-roll Urethane Surround

Speaker Features

Speaker TypeSubwoofer
Peak Input Power800W
Rated Input Power200W
Speaker Size300mm
Magnet TypeFerrit
TerminalsSilver Plated Screw / slide type
Gasket Installationone-way (Fixed)
Installation CapabillitySealed/ Ported

Speaker/woofer Specifications

Peak Input Power800W
Maximum Input Power400W
Rated Input Power200W
Woofer Cone materialInjection P.P. Cone
Speaker BasketSteel
Speaker SurroundUrethane
Frequency Response25Hz ~ 800Hz
Subwoofer Impedance4Ω x 1
Dimensions (W x H x D)328 x 328 x 159.8mm
Mounting Depth138.6mm
Mouting Hole Diameter Ø277mm
Speaker Weight3270gr
Gross Weight4400gr
Weight of Magnet748gr

Subwoofer Parameters

Nominal impedance (Z)4Ω
DC resistance (Re)3.7Ω
Resonant frequency (FSO)28Hz
Mechanical Q factor (QMS)9.49
Electrical Q factor (QES)0.48
Total Q factor (QTS)0.457
Voice coil inductance (LBM)2mH
Voice coil diameter (d)50mm
Force factor (BL)12.8T/m
Peak excursion Xmax4mm
Moving mass (MMS)109.9gr.
Volume accoustic compliance (VAS)95.4liter
Piston Area (SD)0.048m²
Sealed box volume35.4liter
Sealed Box Dimensions380 x 375 x 360mm ( 21mm thick MDF)(WxHxD)
Vented box volume42.5liter
Vented Box Dimensions380 x 440 x 360mm ( 21mm thick MDF)(WxHxD)
Vented box port diameter/lengthØ 76mm / 178mm


Screws (Parker-type)Ø 4 x 25mm, 8 pieces