Fane Pro Audio – Sovereign Pro 15-600LF Sub Bass Driver


The Sovereign Pro 15-600LF 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 long throw surround allowing solid bass reproduction at high-power levels. The driver exhibits a smooth frequency response to give a balanced tonal characteristic when properly matched to appropriate high-frequency drivers. The Sovereign Pro 15-600LF can also be used in ported bass enclosures to deliver tight accurate bass down to 40 Hz. The unit features a 3-inch voice coil with a power handling of 600 Watts and an average sensitivity of 98 dB.

  • 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 15-600LF Categories: , ,



  • 1200 W Program Power.
  • 98 dB Sensitivity (1W/1m).
  • Highly versatile in two-way ported enclosures.
  • Smooth frequency response and balanced tonal character.
  • Long throw motor system and surround for solid bass reproduction at high power levels.
  • Delivers tight accurate bass down to 35 Hz in 75-150 Litre enclosures.
  • UK manufactured cone with optimised pulp offering increased strength, durability and performance.
  • 3-inch Copper voice coil.

Additional information



Electro Acoustic Specifications

Nominal Chassis Diameter 15″ / 381 mm
Impedance 8 Ω
Power Handling 600 W (A.E.S.)
Peak Power (6dB Crest Factor) 2400 W (A.E.S.)
Usable Frequency Range (-6dB) 35Hz – 3.5 Hz
Sensitivity (1W – 1m) Wideband 98 dB
Moving Mass (inc. Air Load) 89 grams
Minimum Impedance (Zmin) 6.5 Ω
Effective Piston Diameter 13.03″ / 330.96 mm
Magnet Weight 100 oz
Magnetic Gap Depth 0.39″ / 10 mm
Flux Density 1.1 Tesla
Coil Winding Height 0.75″ / 19 mm
Voice Coil Diameter 3.0″ / 76.2 mm
Speaker Type Bass Driver
Speaker Series The Professional Series
Program Power 1200 W (A.E.S.)
Sensitivity (1W / 1m) Working band

Thiele Small Parameters (TSPs)

FS 40 Hz
Re 6.5 Ω
QMS 8.8
QES 0.38
QTS 0.37
Vas 188 Litres
Vd 0.59 Litres
CMS 0.18 mm/N
BL 19.7 T/m
MMS 89 grams
Xmax 6.9 mm
Sd 856 cm2
Effeciency 3.05%
Le 1.85 mH
EBP 105.26 Hz

Materials of Construction

Coil Former Material Glass Fibre
Voice Coil Material Copper
Magnet Material Ferrite
Chassis Material Die-cast Aluminium
Cone Material Curvilinear Polycellulose
Surround / Edge Termination Polyvinyl Damped Multi Roll. Poly Cotton
Dust Dome Material 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 6.85″ / 174 mm
Weight 20.49 lb / 9.3 Kg
Recommended Enclosure Volume 2.64 – 5.29 cu ft /75 – 150 Litres
Shipping Weight 23.03 lb / 10.45 Kg
Packing Carton Dimensions (W) 410 (D) 410 (H) 225 mm
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