18 Sound 18NLS4000 4 Ohm 18″ 1200W Loudspeaker
18 Sound 18NLS4000 Specifications
| SPECIFICATIONS | |
| Nominal Diameter | 4 Ω |
| Nominal Impedance | 3.5 Ω |
| Nominal Power Handling | 1200 W |
| Continuous Power Handling | 2400 W |
| Sensitivity | 88.0 dB |
| Frequency Range | 28 – 500 Hz |
| Voice Coil Diameter | 100 mm (4.0 in) |
| Winding Depth | 52.0 mm (2.05 in) |
| Magnetic Gap Depth | 15.0 mm (0.59 in) |
| PARAMETERS | |
| Resonance Frequency | 27 Hz |
| Re | 2.9 O |
| Qes | 0.36 |
| Qms | 13.7 |
| Qts | 0.35 |
| Vas | 168.0 dm3 (5.93 ft 3) |
| Sd | 1225.0 cm2 (189.88 in2) |
| η₀ | 0.90% |
| Xmax | 22.3 mm |
| Xvar | 25.0 mm |
| Mms | 433.0 g |
| Bl | 24.2 Txm |
| Le | 2.6 mH |
| EBP | 75 Hz |
| MOUNTING AND SHIPPING INFORMATION | |
| Overall Diameter | 462 mm (18.19 in) |
| Bolt Circle | 439 mm (17.28 in) |
| Baffle Cutout Diameter | 420.0 mm (16.54 in) |
| Depth | 250 mm (9.84 in) |
| Flange and Gasket Thickness | 24 mm (0.94 in) |
| Net Weight | 12.0 kg (26.46 lb) |
| Shipping Weight | 12.8 kg (28.22 lb) |
| DESIGN | |
| Surround Shape | Single roll – High quality foam |
| Cone Shape | Straight |
| Magnet Material | Neo |
| Woofer Cone Treatment | Reinforced, water repellent, treated paper |
| Recommended Enclosure | 100.0 dm3 (3.53 ft3) |
| Recommended Tuning | 28 Hz |
Designed & manufactured in Italy and provided exclusively by Lean Business, this Eighteen Sound speaker comes complete wiyh 2 years warranty.
Why Choose Lean Business Audio?
50 years of experience of designing, building and supplying Home, Car and Professional Audio.
Huge stocks of leading loudspeakers and audio brands
KEF, Celestion, Eminence, WGS, Montage, BMS Speakers, Faital Pro, Eighteen Sound, Ciare
Low Worldwide shipping rates.
Free Delivery on selected brands with the UK.
Price matching.
For more information please contact us at: +44(0)1473 744089
Or Email us at: sales@lean-business.co.uk



















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