Eighteen Sound 15LW1401-8 — 15" Ferrite Subwoofer
Eighteen Sound 15LW1401-8 is a professional 15" ferrite subwoofer developed for high-power bass reflex cabinets. It combines high power handling, robust construction and controlled frequency response. With a 100 mm voice coil, powerful ferrite magnet and weather-protected cone, it delivers reliable performance even under continuous load. The element is optimized for sub-bass applications where both SPL and endurance are crucial.
Technical data
- Size: 15" (388 mm outer diameter, 355 mm recessed diameter, 170 mm depth)
- Impedance: 8 ohms
- Sensitivity: 95 dB (1 W / 1 m)
- Rated power: 1000 W AES, 2000 W program
- Frequency range: 40–1500 Hz
- Voice coil: 100 mm copper, ISV technology
- Magnet: Ferrite
- Weight: ~11.0 kg
Thiele/Small parameters
Fs: 40 Hz
Qty: 0.28
Qes: 0.30
Qms: 6.0
Vase: 120 L
Sd: 855 cm²
Weight: 150 g
BL: 25 T·m
Xmax: ±9 mm
Efficiency: 2.9 %
Recommended use
- High-power bass reflex cabinet (90–150 L, tuned to approx. 40–45 Hz)
- Sub-bass applications in PA systems
- Crossover guidelines: HP 35–45 Hz, LP up to 120–150 Hz
- Installations where ferrite construction and high SPL are preferred
Item no.
- Manufacturer: Eighteen Sound
- Model: 15LW1401-8
- Category: Cone driver / Subwoofer
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