Kicker 15" L7 Subwoofer Q Class

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The KICKER L7™ Subwoofer again reaches new heights in technology and design, capturing the imaginations of 2015 CES® Innovation Award judges and solidifying itself as the crown jewel among industry subwoofers. For more than a decade, KICKER’s square woofer earned numerous awards including several CES accolades, and the 2015 version once again makes distinctive improvements on its way to another honor.

Thiele/Small Parameters
TS Parameters PDF link 41L7152 T/S Parameters PDF
Rated Impedance [Ω]
Sensitivity [1W, 1m]
Frequency Response [Hz]
18 - 100
Recommended Amplifier Power (watts RMS)
Outer Frame Dimension [in, cm]
15-5/8, 39.6
Mounting Depth [in, cm]
9 3/8, 23.9
Mounting Cutout [in, cm]
13-3/4, 34.9
Sealed Enclosure Specs
Minimum Sealed Volume ft3 (L)
1.75 (49.56)
Maximum Sealed Volume ft3 (L)
6 (169.9)
Panel Dimensions for Minimum Sealed Enclosures
using 3/4” (1.9cm) thick MDF
Box Volume [ft³, L]
1.75 (49.56)
Panel A [in, cm]
16.5x16.5, 42x42
Panel B [in, cm]
16.5x13.5, 42x34.3
Panel C [in, cm]
15X13.5, 38.1X34.3
Vented Compact
Box Volume, ft³ (L) + port displacement
3.0 (85)
Port Opening Size, in x in (cm x cm)
2.5x16.25 (6.4x41)
Port Length, in (cm)
19.5 (50)
Vented SQ
Box Volume, ft³ (L) + port displacement
6.0 (170)
Port Opening Size, in x in (cm x cm)
3.5x16.25 (8.9x41)
Port Length, in (cm)
13.75 (35)

*Assumes typical music program with minimal amplifier clipping; varies with enclosure size. See your KICKER dealer for details.

**Port Volume Excluded.

Due to continual developement, product, and specifications are subject to change without notice. Stillwater Designs and it's agents are not responsible for typographical errors.

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