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  • W12GTi MkII - 4000-watt, 12
    12" Subwoofer
    12" Subwoofer that delivers all the bass you could ever need. Complete you car audio system with JBL Sound.
The JBL® W12GTi MkII 12-inch (300mm) subwoofer is nothing short of amazing. Using technology from the JBL professional audio division, this sub features the patented Differential Drive® Design (US patent no 5,748,760 and other patents pending) motor that uses opposed dual voice coils in a neodymium magnetic field and handles an amazing 4,000 watts peak power (700 watts RMS). Other high-tech materials include a cast-aluminum frame, Kevlar® cone and nitrile butadiene rubber (NBR) one-piece surround. This sub represents the best 12-inch (300-millimeter) car subwoofer that money can buy. It’s the 12-inch reference standard. Nothing else even comes close.

What's In The Box

  • 1 W12GTi MkII subwoofer
  • 8 10/24 machine screws
  • 8 T-nuts
  • Enclosure design sheet
  • Owner’s manual

Product Specs, Manuals & Compatibility

Compatible with TVs, Laptops, and Mobile devices
Manuals & Downloads
General Specifications
Size
12
Series
Gti
Audio Specifications
Peak Power
4000W
Power Handling (Peak)
4000W
Nominal Impedance
3 or 12 ohms
Frequency Response
18Hz–1kHz ±3dB
Power Handling (RMS)
700W
Sensitivity
(2.83V@1m) 91dB
Woofer Specifications
Driver Radiating Area
(Sd – in2/cm2) 74.3/480
Magnetic Gap Height
(Hag – in/mm) 1.0/25.4
Voice Inductance
(Levc – mH) 0.75 (parallel VC connection)
Voice Coil Height
(Hvc – in/mm) 2.6/66.04
Suspension Compliance
(Cms – ?m/N) 135.28
Voice Coil
vDual 6-ohm Differential Drive®, 3" (76mm) diameter
Compliance Volume
(Vas – ft3 / l) 1.58/44.75
Maximum Excursion
(Xmax –in/mm) 0.8/20.32
Vented Polepiece
Yes
Progressive Spider
Yes
Surround
Nitrile-butylene rubber – one-piece with gasket
Low-Frequency Transducer
12" (305mm) Kevlar®-impregnated paper cone
Total Q
(Qts) 0.51
Diecast Aluminum Frame
Yes (vented)
Motor Force Factor
(Bl – Tm) 14.64 (parallel VC connection)
Electrical Q
(Qes) 0.55
Voice Coil DC Resistance
(Revc – ohms) 3.2 (parallel VC connection)
Mechanical Q
Q (Qms) 6.68
Dimensions
External Diameter (in)
12-1/4
External Diameter (mm)
312
Mounting Cutout Diameter (in)
11
Mounting Cutout Diameter (mm)
280
Mounting Depth (in)
10-1/4
Mounting Depth (mm)
260
Warranty
USA Warranty Length
3 Year Warranty
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Item #: W12GTI MKII

W12GTi MkII

The reference standard 12" subwoofer. There’s simply nothing else that comes close.
$499.95 ea.
Availability: In-stock and ready to ship.
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