{"id":3718,"date":"2023-05-26T09:07:00","date_gmt":"2023-05-26T15:07:00","guid":{"rendered":"https:\/\/adcaraudio.com\/store\/?post_type=product&p=3718"},"modified":"2026-08-08T09:02:52","modified_gmt":"2026-08-08T15:02:52","slug":"3012-d4","status":"publish","type":"product","link":"https:\/\/adcaraudio.com\/store\/product\/3012-d4\/","title":{"rendered":"3012 D2\/D4 – 3000 Series 12″ Subwoofer"},"content":{"rendered":"

The 3000 series 12 employs a finely-tuned balance of damping and extensive motor force to achieve very high efficiency, offering exceptional versatility and unmatched performance in a variety of real-world functions.<\/p>\n

Dual 2 ohm<\/span><\/strong><\/p>\n

Fs<\/strong>\u00a029.2 Hz
\nQms<\/strong>\u00a06.544
\nVas<\/strong>\u00a023.6 liters
\nCms<\/strong>\u00a00.082 mm\/N
\nMms<\/strong>\u00a0361.4 g
\nRms<\/strong>\u00a010.157 kg\/s
\nDia<\/strong>\u00a0240.1 mm
\nSd<\/strong>\u00a0450.2 sq cm<\/p>\n

Qes<\/strong>\u00a00.598
\nRe<\/strong>\u00a04.521 ohms
\nLe<\/strong>\u00a0 4.332 mH
\nZ<\/strong>\u00a0 \u00a0 \u00a0 \u00a0ohms
\nBL<\/strong>\u00a022.4 Tm
\nBL^2\/Re<\/strong>\u00a0 N^2\/W<\/p>\n

Qts<\/strong>\u00a00.548
\nno<\/strong>\u00a0 \u00a0 %
\nSPL<\/strong>\u00a081.915 dB
\nEBP\u00a0\u00a0<\/strong>48.862<\/p>\n

 <\/p>\n

Dual 4 ohm<\/span><\/strong><\/p>\n

Fs<\/strong> 31.29 Hz
\nQms<\/strong> 6.43
\nVas<\/strong> 22.770 liters
\nCms<\/strong> 0.079 mm\/N
\nMms<\/strong> 327.3 g
\nRms<\/strong> 10.013 kg\/s
\nDia<\/strong> 240.1 mm
\nSd<\/strong> 450.2 sq cm<\/p>\n

Qes<\/strong> 0.642
\nRe<\/strong> 7.111 ohms
\nLe<\/strong>\u00a0 6.226 mH
\nZ<\/strong>\u00a0 \u00a0 \u00a0 \u00a0ohms
\nBL<\/strong> 26.69 Tm
\nBL^2\/Re<\/strong>\u00a0 N^2\/W<\/p>\n

Qts<\/strong> 0.584
\nno<\/strong>\u00a0 \u00a0 %
\nSPL<\/strong> 82.347 dB
\nEBP<\/strong><\/p>\n

XMax<\/strong> 16.5mm<\/p>\n

Nominal Diameter<\/strong> 12in
\nOverall Diameter<\/strong> 12.80in \/ 326mm
\nMounting Hole Diameter<\/strong> 11.12in \/ 282.5mm
\nBolt Hole Circle Diameter<\/strong>
\nMotor Outer Diameter <\/strong>7.08in \/ 180mm
\nMounting Depth<\/strong> 6.76in \/ 172mm
\nRequired Pole Vent Clearance<\/strong>
\nDriver Displacement<\/strong> 0.102 cu ft \/ 2.889 l<\/p>\n

Minimum Sealed Volume<\/strong>
\nMinimum Vented Volume<\/strong>\u00a0 \u00a0cu ft \/ l net*<\/p>\n

* Tune for desired response<\/p>\n

Visit our Enclosure Design Service<\/a> page for one off custom designs.<\/p>\n

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