United Kingdom

KFC-W2513

KFC-W2513

25 cm subwoofer


Key Features

250mm P.P.Cone with fiber texture
Diamond Array Diaphragm
1000W Maximum Input Power
Dual Ventilation System
Rubber surround
Push Terminals
Reversible gasket

Speaker Features

Speaker TypeSubwoofer
Peak Input Power1000W
Rated Input Power300W
Speaker Size250mm
Speaker Cone DesignDiamond-Array pattern
Magnet TypeFerrit
TerminalsSilver-plated Push Type
Dual Ventilation SystemYes
Speaker coverYes, as part of dual ventilation system
Gasket Installationtwo-sided
Installation CapabillitySealed/ Ported

Speaker/woofer Specifications

Peak Input Power1000W
Maximum Input Power600W
Rated Input Power300W
Woofer Cone materialInjection P.P. Cone
Speaker BasketSteel
Speaker SurroundRubber
Sensitivity82dB/W/m
Frequency Response39Hz ~ 300Hz
Subwoofer Impedance4Ω x 1
Dimensions (W x H x D)275 x 275 x 143.2mm
Mounting Depth127mm
Mouting Hole Diameter Ø232mm
Speaker Weight4000gr
Weight of Magnet1230gr

Subwoofer Parameters

Nominal impedance (Z)4Ω
DC resistance (Re)3,6 Ω
Resonant frequency (FSO)31Hz
Mechanical Q factor (QMS)8.24
Electrical Q factor (QES)0.575
Total Q factor (QTS)0.54
Voice coil inductance (LBM)2.35mH
Voice coil diameter (d)50mm
Force factor (BL)11.2T/m
Peak excursion Xmax5.3mm
Moving mass (MMS)103.5gr.
Volume accoustic compliance (VAS)42.5liter
Piston Area (SD)0.035m²
Displacement1313cc
Sealed box volume18.4liter
Sealed Box Dimensions375 x 324 x 229mm ( 19mm thick MDF)(WxHxD)
Vented box volume28.3liter
Vented Box Dimensions470 x 318 x 273mm ( 19mm thick MDF)(WxHxD)
Port dimensions (labyrinth) (W x H x L)32 x 280 x 508mm

Accessories

Screws (Parker-type)Ø 4 x 35mm, 8 pieces
Gasket1 piece(s)