B&C 12HPL64 12-Inch Speaker Driver - 200W RMS, 8 Ohm

The B&C 12HPL64 12-Inch Speaker Driver boasts legendary B&C technology made with their famously critical quality control, allowing loudspeaker designs with appropriately scaled performance.

Recone Kit: JP61187 (B&C RCK12HPL648)

B&C 12HPL64 12-Inch Speaker Driver Features

- 400 W continuous program power capacity
- 64 mm (2.5 inch) aluminium voice coil
- 50 - 4000 Hz response
- 100 dB sensitivity
- Neodymium magnet allows a very light yet powerful motor assembly

B&C 12HPL64 12-Inch Speaker Driver Specifications

- Nominal Basket Diameter: 320 mm (12.6 inches)
- Nominal Impedance: 8 Ω
- Minimum Impedance: 6.5 Ω
- Nominal Power Handling: 200 W
- Continuous Power Handling: 400 W
- Frequency Response: 50 - 4000 Hz
- Sensitivity (1W/1m): 100.0 dB
- Voice Coil Diameter: 64 mm (2.5 inches)
- Winding Material: Aluminium
- Former Material: Glass Fibre
- Winding Depth: 13 mm (0.5 inches)
- Magnetic Gap Depth: 8 mm (0.31 inches)
- Flux Density: 1.25 T

Design:
- Surround shape: Triple Roll
- Cone shape: Exponential
- Magnet material: Neodymium Inside Slug
- Spider: Single
- Pole design: Straight Pole
- Woofer cone treatment: None
- Recommended enclosure: 60.0 dm³
- Recommended tuning: 60 Hz

Parameters:
- Fs: 52 Hz
- Re: 6.0 Ω
- Qes: 0.35
- Qms: 3.3
- Qts: 0.32
- Vas: 85.0 dm³
- Sd: 522.0 cm²
- η₀: 3.3 %
- Xmax: ± 4.0 mm
- Xvar: ± 4.5 mm
- Mms: 42.0 g
- Bl: 14.9 Txm
- Le: 1.1 mH
- EBP: 148 Hz

Physical:
- Overall diameter: 315 mm (12.4 inches)
- Bolt circle diameter: 296 mm (11.6 inches)
- Baffle cutout diameter: 282 mm (11.1 inches)
- Depth: 144 mm (5.7 inches)
- Flange and gasket thickness: 13 mm (0.5 inches)
- Net weight: 2.1 kg