Fane Pro Audio – Sovereign Pro 15-500 Sub Bass Driver


The Sovereign Pro 15-500 is intended for use in two-way ported enclosures, such as the classic bass driver plus horn tweeter or compression driver format. The unit features a die cast chassis with long throw motor system and high linearity suspension allowing solid bass reproduction at high-power levels. The driver exhibits smooth frequency response to give a balanced tonal characteristic when properly matched to appropriate high-frequency drivers. The Sovereign Pro 15-500 is designed for use in 75 to 150 Litre ported enclosures. The unit features a 3-inch voice coil with a power handling of 500 Watts and an average sensitivity of 99dB.

  • Please enquire about alternative impedances.
  • A.E.S. power handling test. Pink noise bandpass filtered at 12 dB per octave with cutoff frequencies of 40 Hz and 400 Hz. Driver mounted in free air, test signal applied at rated power for two hours.
  • Please note that the frequency response measurements are supplied for comparison only and are not a measure of the low frequency performance which may be achieved in a fully optimised system.
SKU: SOVEREIGN PRO 15-500 Categories: , ,



  • Highly versatile in 2-way ported enclosures.
  • High SPL producing fast and punchy bass.
  • Smooth extended frequency response.
  • High linearity suspension.
  • UK manufactured cone with optimised pulp offering increased strength, durability and performance.

Additional information



Electro Acoustic Specifications

Nominal Chassis Diameter 15″ / 381 mm
Impedance 4 /8 /16Ω
Power Handling 500 W (A.E.S.)
Peak Power (6dB Crest Factor) 2000 W (A.E.S.)
Usable Frequency Range (-6dB) 42Hz – 3.5 Hz
Sensitivity (1W – 1m) Wideband 99 dB
Moving Mass (inc. Air Load) 85 grams
Minimum Impedance (Zmin) 6.5 Ω
Effective Piston Diameter 13.03″ / 330.96 mm
Magnet Weight 80 oz
Magnetic Gap Depth 0.39″ / 10 mm
Flux Density 1.0 Tesla
Coil Winding Height 0.70″ / 18 mm
Voice Coil Diameter 3.0″ / 76.2 mm
Speaker Type Bass Driver
Speaker Series The Professional Series
Program Power 1000 W (A.E.S.)
Sensitivity (1W / 1m) Working band

Thiele Small Parameters (TSPs)

FS 40 Hz
Re 5.4 Ω
QMS 10
QES 0.33
QTS 0.32
Vas 192 Litres
Vd 0.513 Litres
CMS 0.186 mm/N
BL 18.9 T/m
MMS 85 grams
Xmax 6 mm
Sd 855 cm2
Effeciency 3.60%
Le 1.9 mH
EBP 121.21 Hz

Materials of Construction

Coil Former Material Glass Fibre
Voice Coil Material Copper
Magnet Material Ferrite
Chassis Material Die-cast Aluminium
Cone Material Curvilinear Paper
Surround / Edge Termination Polyvinyl Damped Multi Roll. Poly Cotton
Dust Dome Material Solid Paper
Connectors Push-button Spring Terminals
Polarity Positive voltage at red terminal causes forward motion of cone

Mounting / Shipping Information

Overall Diameter 16″ / 406.4 mm
Width Across Flats 15.25″ / 387.35 mm
Flange Height 0.30″ / 7.62 mm
Baffle Hole Diameter F/M 13.85″ / 351.79 mm
Baffle Hole Diameter R/M 14″ / 355.6 mm
Gasket Supplied Front & Rear
Outer Fixing Holes 4x ø 0.281″ on 15.5″ PCD / 4x ø 7.1 mm on 393.7 mm PCD
Inner Fixing Holes 8x ø 0.281″ on 14.56″ PCD / 8x ø 7.1 mm on 370 mm PCD
Depth 6.37″ / 162 mm
Weight 17.52 lb / 7.95 Kg
Recommended Enclosure Volume 2.64 – 5.29 cu ft /75 – 150 Litres
Shipping Weight 20.05 lb / 9.1 Kg
Packing Carton Dimensions (W) 410 (D) 410 (H) 210 mm
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