B&C 18NW100 18-Inch Speaker Driver - 1200W RMS, 4 Ohm

The B&C 18NW100 18-Inch Speaker Driver boasts legendary B&C technology made with their famously critical quality control, allowing loudspeaker designs with appropriately scaled performance.

B&C 18NW100 18-Inch Speaker Driver Features

- 2400 W continuous program power capacity
- 100 mm (4 inch) copper voice coil
- 35 - 1000 Hz response
- 98 dB sensitivity
- FEA optimized Neodymium magnet assembly
- Double silicone spider with optimized compliance
- Ventilated voice coil gap for reduced power compression

B&C 18NW100 18-Inch Speaker Driver Specifications

- Nominal Basket Diameter: 460 mm (18.0 inches)
- Nominal Impedance: 4 Ω
- Minimum Impedance: 4.5 Ω
- Nominal Power Handling: 1199 W
- Continuous Power Handling: 2400 W
- Frequency Response: 35 - 1000 Hz
- Sensitivity: 95.0 dB
- Voice Coil Diameter: 100 mm (4 inches)
- Winding Material: Copper
- Former Material: Glass Fibre
- Winding Depth: 25.0 mm (1 inches)
- Magnetic Gap Depth: 12.0 mm (0.5 inches)
- Flux Density: 1.2 T
- Connection: Spade Terminals

Design:
- Surround shape: Triple Roll
- Cone shape: Radial
- Magnet material: Neodymium Inside Slug
- Spider: Double Silicone
- Pole design: T-Pole
- Waterproofing Treatment: TWP Waterproof Both Sides
- Recommended enclosure: 160.0 dm³
- Recommended tuning: 37 Hz

Parameters:
- Fs: 30 Hz
- Re: 3.7 Ω
- Qes: 0.28
- Qms: 6.2
- Qts: 0.27
- Vas: 203.5 dm³
- Sd: 1210 cm²
- η₀: 1.95 %
- Xmax: ± 9.0 mm
- Xvar: ± 11.0 mm
- Mms: 244.0 g
- Bl: 24.7 Txm
- Le: 1.7 mH
- EBP: 107 Hz

Physical:
- Overall diameter: 460 mm (18.11 inches)
- Bolt circle diameter: 440 mm (17.32 inches)
- Baffle cutout diameter: 422 mm (16.61 inches)
- Depth: 209 mm (8.2 inches)
- Flange and gasket thickness: 16 mm (0.63 inches)
- Air volume occupied by driver: 8.5 dm³
- Net weight: 9.05 kg