Description
JL Audio 12W3v3-4
W3v3 12-inch Subwoofer Driver (500 W, 4 Ω)
This powerhouse 12-inch driver delivers potent performance and world-class sound quality in medium power applications. Several exclusive JL Audio technologies and proprietary assembly techniques are applied to the 12W3v3 to enhance linearity and reliability.
The 12W3v3-2 is best used with amplifier power in the 150W - 500W range and is optimized to operate in a compact 1.25 cu. ft. (35.4 l) sealed enclosure, or a 1.75 cu. ft. (49.6 l) ported enclosure. Detailed enclosure recommendations can be found in the "Specifications" tab.
General Specifications
| Continuous Power Handling (RMS) | 500 W |
| Recommended Amplifier Power (RMS) | 150 - 500 W |
| Nominal Impedance (Znom) | 4 Ω |
Physical Specifications
| Nominal Diameter | 12.0 in / 300 mm |
| Overall Diameter (A) | 12.5 in / 318 mm |
| Mounting Hole Diameter (B) | 11.0625 in / 281 mm |
| Bolt Hole Circle Diameter (C) | 11.7 in / 297 mm |
| Motor Outer Diameter (D) | 5.5 in / 140 mm |
| Mounting Depth (E) | 6.65 in / 169 mm |
| Driver Displacement | 0.071 cu ft / 2.01 L |
| Net Weight | 14.50 lb / 6.58 kg |
Parameters
| Free Air Resonance (Fs) | 26.72 Hz |
| Electrical “Q” (Qes) | 0.472 |
| Mechanical “Q” (Qms) | 7.572 |
| Total Speaker “Q” (Qts) | 0.444 |
| Equivalent Compliance (Vas) | 2.844 cu ft / 80.54 L |
| One-Way Linear Excursion (Xmax)* | 0.510 in / 13.0 mm |
| Reference Efficiency (no) | 0.31% |
| Efficiency (1 W / 1 m)** | 87.15 dB SPL |
| Effective Piston Area (Sd) | 80.600 sq in / 0.0520 sq m |
| DC Resistance (Re) | 3.563 Ω |
Sealed Enclosure Specifications
| Wall Thickness | 0.75 in / 19 mm |
| Front Baffle Thickness | 0.75 in / 19 mm |
| Volume (net int.) | 1.250 cu ft / 35.4 L |
| External Width (W) | 23 in / 584 mm |
| External Height (H) | 14 in / 356 mm |
| External Depth (D) | 10 in / 254 mm |
| F3 | 41.8 Hz |
| Fc | 50.4 Hz |
| Qtc | 0.96 |
Ported Enclosure Specifications
| Wall Thickness | 0.75 in / 19 mm |
| Front Baffle Thickness | 0.75 in / 19 mm |
| Volume (net int.) | 1.75 cu ft / 49.6 L |
| External Width (W) | 29 in / 737 mm |
| External Height (H) | 14 in / 356 mm |
| External Depth (D) | 12.625 in / 321 mm |
| Internal Slot Port Width (SW) | 1.375 in / 35 mm |
| Internal Slot Port Height (SH) | 12.5 in / 318 mm |
| Internal Slot Port Length (SL) | 26.8125 in / 681 mm |
| Port Extension Length (EL) | 13.5 in / 343 mm |
| Tuning Frequency (Fb) | 30 Hz |
| F3 | 36 Hz |
