This is a used product that has been professionally rebuilt here at Sundown Audio. It comes with a non-doa warranty only. That means they are guaranteed to work when you receive it but no further warranty afterwards. Let us know within 24 hours of delivery if this product has an issue. We will not warranty any used subwoofer after that time. These potentially have scratches & scuffs on the magnets/motors and will not be in new condition.

• RMS 750 watts
• Dual 2 or 4 ohm voice coils
• Optimized for small ported, sealed, & band-pass enclosures
• Large aluminum Faraday ring for smooth acoustic response
• High strength cast aluminum frame
• Low distortion motor construction
• High-temperature voice coil wire
• Spring-loaded terminals
• Stitched-on “XL” tinsel lead wires

The SA Classic sub is a stunning combination of value, power handling, and deep excursion. It features a cast aluminum frame that houses a bulletproof custom 2.5-inch voice coil, robust double-layered Nomex spider, and SPL competition-grade paper cone. These components are built into a flexible design that works well in any type of enclosure.

Specifications

T/S SPECS	SA CLASSIC 12" D2	SA CLASSIC 12" D4
RE (Ohms)	4.57	7.07
FS (Hz)	33.71	33.96
VAS (L)	21.21	24.63
Qes	0.58	0.55
Qms	5.34	5.15
Qts	0.52	0.49
Le (mH)	3.40	4.84
BL (NA)	21.64	25.67
Mms (Grams)	280	237
Cms (uM/N)	79.43	92.27
Sens (dB @ 1w/1m)	83.21	84.22
Xmax	19mm	19mm

Enclosure Specifications

SA CLASSIC 12"

Sealed Enclosure	1.0 cu ft
Ported Enclosure	1.75 cu ft
Recommended Tuning	35Hz
Recommended Port Area	26 sq in
Displacement	0.14 cu ft
Depth	6.5″
Outside Diameter	12.625″
Cut-Out	11.125″
Physical Dimensions	Download

Enclosure Designs

.Zip File