S65 Series S6512-44 12 inch 500W RMS Dual 4Ω Square Car Audio Subwoofer

S6512-44 12" Square Subwoofer

Patented Technology Delivering More SPL

Built for SPL

S65 Series square subwoofers are built to deliver exceptional SPL and the most bass for your buck.

The S6512-44

The S6512-44 is a 12" dual voice coil, 400 watt, 4 ohm square car audio subwoofer built on the MTX tradition of getting more than expected.

Patented Technology Spider Plateau Venting Progressive Suspension

Availability: In stock
SKU: S6512-44
Sold Individually

Patented Surround Geometry

Delivers increased Xmax resulting in higher SPL and less distortion.

Progressive Suspension

Controls excursion at high power lowering 3rd order distortion.

Radial Ribbed T-Yoke

Dissipates heat and decreases distortion.

The S65 Series

The S65 Series is designed for enthusiasts that want to add extreme bass to their system. With more surface area than a standard round subwoofer and patented corner geometry that increases Xmax, the S6512-44 square subwoofer delivers exceptional volume displacement that translates to exceptional SPL. The woofer features dual layer cooling technology with Spider Plateau Venting technology that utilizes the subs movement to cool it as it plays and a radial ribbed t-yoke dissipates heat away from the voice coil through the back plate, so it doesn't overheat even under intense use.

PAS Mag Review

S65 Series Spider Plateau Venting

This square subwoofer also incorporates Spider Plateau Venting which is a mechanical cooling process that targets cool air at the voice coil and a radial ribbed t-yoke that acts as a heat sink effectively managing the subwoofer temperature for long term performance.


Patented Surround Geometry (US Patent #7,275,620) - Surround Allows for Increased Xmax Resulting In Higher SPL and Volume Displacement

Progressive Suspension - Controls Excursion at High Power Reducing Distortion Resulting in Better Sound Quality

Spider Plateau Venting - Targets Cool Air at Voice Coil for Improved Thermal Performance

Radial Ribbed T-Yoke - Helps Dissipates Heat and Decreases Distortion Improving Sound Quality

2.0" High Temperature Voice Coil
Tech Specs
RMS Power (Watts) 500
Recommended Amp Power (RMS) 250 - 500
Peak Power (Watts) 1000
Impedance Dual 4Ω
Frequency Response 23Hz - 130Hz
Sensitivity 86.7dB (1W/1m)
Volume Displacement (cu in) 68.47
Voice Coil 2" (5.08 cm)
Mounting Depth 6.9375" (17.62cm)
Cut Out Diameter 11.125" (28.26cm)
Support Files
Data Sheet Tech Data Sheet (2 pages) View |  Download