Sundown Audio SML Series 10" Shallow Subwoofer

Xmax = 11mm one-way by 70% BL
Xmech is a hard limit of 25mm one-way for 12s and 20mm one-way for 10s
RMS Power = 500-watts
Black Aluminum 2.5” voice coil former for superior heat dissipation
High Temperature 4-Layer copper voice coil wire
Stitched-On “Mini-XL” Tinsel Leads to prevent fatigue and failure
Vented Pole-Piece and Multi-Vented Magnetic Gap
Dual-Magnet Design for appropriate motor force factor and mid QTS
Custom tooled cone shape for reduced mechanical noise over high excursion
Bolt-through motor design to ensure maximum longevity and ruggedness against mechanical failures
** This motor is bolted through the top so the bolts are not visible from the back like several other models.
Magnet ID shorting ring
SML 10" / 12"
T/S SPECS SML 10" D2 SML 10" D4 SML 12" D2 SML 12" D4
RE (Ohms) 3.650 6.850 3.650 6.850
FS (Hz) 35.210 36.116 34.932 39.905
VAS (L) 23.679 24.828 39.012 29.593
Qes 0.931 0.469 0.456 0.617
Qms 2.703 2.766 2.862 3.035
Qts 0.341 0.401 0.394 0.513
BL (NA) 17.431 21.022 17.879 22.801
Mms (Grams) 146.986 133.242 182.067 186.887
Cms (uM/N) 139.003 145.749 114.018 85.771
Sens (dB @ 1w/1m) 86.1dB 85.8dB 87.5dB 86.7dB
SML 10" SML 12"
Sealed Enclosure 0.5-0.75 ft^3 0.75-1.0 ft^3
Ported Enclosure 1.0-1.25 ft^3 1.25-1.75 ft^3
Recommended Tuning 35hz 35hz
Recommended Port Area
Mounting Depth 3.78” 4.45”