B&C 12FW64 12-Inch Speaker Driver - 250W RMS, 8 Ohm

The B&C 12FW64 12-Inch Speaker Driver boasts legendary B&C technology made with their famously critical quality control, allowing loudspeaker designs with appropriately scaled performance.

B&C 12FW64 12-Inch Speaker Driver Features

- 500 W continuous program power capacity
- 64 mm (2.5 in) aluminium voice coil
- 50 - 3000 Hz response
- 98 dB sensitivity
- Waterproofed on front of cone

B&C 12FW64 12-Inch Speaker Driver Specifications

- Nominal Basket Diameter: 320 mm (12.6 inches)
- Nominal Impedance: 8 Ω
- Minimum Impedance: 6.7 Ω
- Nominal Power Handling: 250 W
- Continuous Power Handling: 500 W
- Frequency Response: 55 - 3000 Hz
- Sensitivity (1W/1m): 98.0 dB
- Voice Coil Diameter: 64 mm (2.5 inches)
- Winding Material: Aluminium
- Former Material: Glass Fibre
- Winding Depth: 14 mm (0.55 inches)
- Magnetic Gap Depth: 8 mm (0.31 inches)
- Flux Density: 1.3 T
- Connection: Spade Terminals

Design:
- Surround shape: Double Roll
- Cone shape: Exponential
- Magnet material: Ferrite
- Spider: Single
- Pole design: T-Pole
- Woofer cone treatment: WP Waterproof Front Side
- Recommended enclosure: 40.0 dm³
- Recommended tuning: 55 Hz

Parameters:
- Fs: 55 Hz
- Re: 5.2 Ω
- Qes: 0.32
- Qms: 3.5
- Qts: 0.29
- Vas: 64.0 dm³
- Sd: 522.0 cm²
- η₀: 3.6 %
- Xmax: ± 5.0 mm
- Xvar: ± 5.0 mm
- Mms: 47.0 g
- Bl: 15.5 Txm
- Le: 1.0 mH
- EBP: 171 Hz

Physical:
- Overall diameter: 315 mm (12.4 inches)
- Bolt circle diameter: 298 mm (11.7 inches)
- Baffle cutout diameter: 283 mm (11.1 inches)
- Depth: 136 mm (5.35 inches)
- Flange and gasket thickness: 13 mm (0.5 inches)
- Air volume occupied by driver: 3.0 dm³
- Net weight: 5.6 kg