JL Audio 12TW1-4 – 12 300 Watts Shallow Mount Subwoofer Bass Subwoofer. Authorised UK Dealer for JL Audio. Very shallow mounting depth (4.62 in / 117 mm). No pole vent: permits mounting close to rear wall of enclosure. Extremely small sealed enclosure volume requirements. Long linear excursion capability (0.40 in / 10 mm, one-way). Patented “concentric tube” architecture. Patented “floating cone attach method” technology. Cast alloy frame with flat edges for tight driver grouping. Injection molded, mica-filled polypropylene cone. Steel mesh grille included with each driver. Recommended RMS Amplifier Power. 75 – 300 W. Nominal Diameter 12.0 in / 300 mm. Overall Diameter (A) 12.375 in / 314 mm. Mounting Hole Diameter (B) 11.0625 in / 281 mm. Bolt Hole Circle (C) 11.7 in / 297 mm. Magnet Diameter (D) 5.71 in / 145 mm. Mounting Depth (E) 4.62 in / 117 mm. Front Grille Protrusion (F) 0.87 in / 22 mm. Driver Displacement 0.072 cu ft / 2.04 L. Net Weight 16.5 lb / 7.5 kg. Free Air Resonance (Fs) 32.35 Hz. Electrical Q (Qes) 0.555. Mechanical Q (Qms) 11.066. Total Speaker Q (Qts) 0.529. Equivalent Compliance (Vas) 1.189 cu ft / 33.67 L. One-Way Linear Excursion (Xmax) 0.40 in / 10.0 mm. Efficiency (1 W / 1 m) 85.15 dB SPL. Effective Piston Area (Sd) 67.608 sq in / 0.0436 sq m. DC Resistance (Re) 3.514. Wall Thickness 0.75 in / 19 mm. Front Baffle Thickness 0.75 in / 19 mm. 0.65 cu ft / 18.41 L. External Width (W) 26.50 in / 673 mm. External Height (H) 14 in / 356 mm. External Depth (D) 5.50 in / 140 mm. Fc 54.41 Hz. 1 Car AudioSecurity Ltd is a UK based company. RIO, IOM, IOW, NI etc etc. The item “JL Audio 12TW1-4 12 300 Watts Shallow Mount Subwoofer Bass Subwoofer” is in sale since Monday, December 28, 2015. This item is in the category “Vehicle Parts & Accessories\In-Car Technology, GPS & Security\In-Car Entertainment\Subwoofers”. The seller is “caraudiosecurityltd” and is located in london. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Bahrain, Canada, Brazil, Japan, New Zealand, China, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Taiwan, Thailand, Bangladesh, Belize, Bolivia, Brunei darussalam, Dominica, Ecuador, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French guiana, Iceland, Jersey, Cambodia, Saint kitts and nevis, Liechtenstein, Macao, Monaco, Martinique, Nicaragua, Pakistan, Peru, Paraguay, Turks and caicos islands, Aruba, Saudi arabia, United arab emirates, Chile, Bahamas, Costa rica, Guatemala, Honduras, Jamaica, Kuwait, Panama, Philippines, Qatar, Trinidad and tobago, Uruguay, Viet nam, France, Antigua and barbuda, Bermuda, Barbados, Cayman islands, Jordan, Saint lucia, Sri lanka, Maldives, Oman, Reunion, South africa, Ukraine, Colombia.
- Manufacturer Part Number: 12TW1-4
- Subwoofer Size: 12″
- Brand: JL Audio
- RMS Power: 300W