The
JBL Arena X 12 (Model:
JBLSUBAX12AM) is
an ultra-premium, reference-standard 12-inch component car subwoofer designed to deliver deep, high-output bass with extreme precision. Drawing technology directly from JBL’s professional and luxury cinema divisions, it is engineered for audiophiles seeking concert-level low-frequency reproduction inside a vehicle.
The JBL Arena X 12 represents the highest tier of JBL's automotive bass engineering. It relies on premium, heavy-duty materials designed to eliminate distortion and survive intense mechanical stress. The woofer is built on a rigid, vented die-cast aluminum basket that keeps internal components perfectly aligned while serving as an active heatsink to pull heat away from the motor.
The cone is constructed from a lightweight, ultra-stiff aluminum composite material shaped into a seamless concave profile, allowing it to move massive amounts of air without flexing under load
. Supported by a high-roll nitrile butadiene rubber (NBR) surround and a progressive spider, the Arena X 12 maintains smooth, linear cone travel even when pushed to its mechanical limits, ensuring the bass remains exceptionally tight, musical, and accurate.
Technical Specifications
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Subwoofer Size: 12 inches (300mm)
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Continuous Power Handling (RMS): 800 Watts
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Peak Power Handling: 1600 Watts
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Nominal Impedance: Single 2-Ohm Voice Coil (SVC)
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Voice Coil Diameter: 2.5 inches
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Frequency Response: 18 Hz – 1000 Hz
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Sensitivity (2.83V @ 1 meter): 86.4 dB
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Maximum Linear Excursion (Xmax): 15 mm
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Resonance Frequency (Fs): 26 Hz
Physical Installation Dimensions
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Top-Mount Depth: 7.787 inches (197.8mm)
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Cutout Diameter: 11.034 inches (280.3mm)
Recommended Enclosure Volumes
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Optimum Sealed Box Volume: 0.954 cubic feet
- Optimum Ported/Vented Box Volume: 1.27 cubic feet (range allows 1.02 to 1.615 cu ft)
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