Sundown Audio SLD-12 D4 12" 600W RMS Dual 4-Ohm Voice Coil DVC Shallow Subwoofer

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SUNDOWN AUDIO SLD-12 D4

SLD Series 12-Inch 600 Watts Max Power Dual 4-Ohm Voice Coil DVC Stereo Car Audio Subwoofer

Key Features:

• Xmax = 12mm one-way by 70% BL
• Xmech is a hard limit of 25mm one-way (being over 2x the Xmax it is a very generous limit)
• RMS Power = 600-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
• Solid Pole with high-velocity vent channels machined around the OD
• Vented, EMD Cut, Top-Plate Design
• 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

Specifications:

• RE (ohms): 6.85
• FS (Hz): 45.142
• Vas (L): 29.481
• Qes: 0.619
• Qms: 2.298
• Qts: 0.487
• BL (NA): 23.025
• Mms (Grams): 168.773
• Cms (uM/N): 73.652
• Sens (1w/1m): 88.3

Enclosure Specs:

• Sealed Enclosure: 1.0 cu ft
• Ported Enclosure: 1.5 cu ft
• Recommended Tuning: 35Hz
• Recommended Port Area: 26 sq in
• Displacement: N/A
• Depth: 5.45″
• Outside Diameter: 12.625″
• Cut-Out: 11.125″