Focal® is a trademark of Focal-JMlab®
BP 374 - 108, rue de l'Avenir - 42353 La Talaudière cedex - France - Tel. +33 4 77 43 57 00 - Fax +33 4 77 43 57 04 - www.focal-fr.com

Specifi cations

Parameters

Suggested application

©Focal-JMlab - SC030519/1

Mechanical Drawing

Suggested Application

Sealed enclosure
SPL (dB) 1W/1m
Frequency (Hz)
Unit : mm
Nominal power 400 W
Maximum power 800 W
Sensitivity 90 dB
Cone K2 Composite Sandwich®
Surround Butyl
Nom. impedance 4 ohms (2 x 2)
DC resistance 4.2 ohms (2 x 2.1)
VC diameter 65 mm 2.55 in
VC height 32 mm 1.26 in
Former aluminium
Layers 4
Wire Copper
Inductance 4.3 mH (in series)
Xmax 11 mm 0.43 in
Magnet d x h (18) 60 x 14 mm 2.36 x 0.55 in
Magnet weight 2916 g 6.42 Ib
Flux density 0.9 T
Gap height 10 mm 0.39 in
Net weight 9.8 kg 21.6 Ib
Fs 39 Hz
Vas 24.59 I 0.86 Ft3
Qts 0.733
Qes 0.84
Qms 5.77
Re 4.2 ohms (in series)
Sd 490.87 cm27.6 in2
Cas 1.75E-07 m5/N
Mas 95.12 kg/m4
Ras 4039.65 ohms.ac
Cms 7.27E-05 m/N
Mms 229.2 g 0.5 Ib
Rms 9734 g/s
Ces 816.18 mF
Les 20.4 mH
Res 28.85 ohms
BI 16.76 N/A (in series)
SPL 84.24 dB/W/m
Load V (l) Fb (Hz) F-3 (Hz) Ql
Sealed 30 - 42 7
Sealed 40 - 41 7
Sealed 50 - 40 7
33 KX

330 mm K2 Power® subwoofer

Multiferrites magnet
Zamak basket
For closed box
High power handling
Dual voice coil
30 liters (1.06 cu. ft.)
F - 3 = 42Hz / Fast and tight bass
50 liters (1.77 cu. ft.)
F - 3 = 40Hz / Deep and articulate bass
40 liters (1.41 cu. ft.)
F - 3 = 41Hz / Punchy and dynamic bass
ø198
62
180
19
ø 335
ø289
8
11
ø
320

8xø 5,50