Lavoce :: Lavoce Loudspeaker Drivers :: Lavoce 21 Inch :: Lavoce SAF214.50
Lavoce

Lavoce SAF214.50 21" Speaker Driver 2000W 8 Ohm

SPL: 95.5dB Fs: 33Hz Xmax: 12.5mm
Product Code: LAVSAF21450AF Brand: Lavoce Model: SAF214.50
Lavoce SAF214.50 21 inch Speaker Driver 2000W 8 Ohm
£289.56
£289.56 ex VAT
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Lavoce SAF214.50 21" Speaker Driver 2000W 8 Ohm

Key features


- 4.5 INCH COPPER VOICE COIL- 95.5 dB/SPL SENSITIVITY- 4000 WATT PROGRAM POWER HANDLING- FEM OPTIMIZED MOTOR AND SUSPENSION
- 43.5 mm (1.7 INCH) PEAK TO PEAK MAXIMUM EXCURSION - OPTIMIZED COOLING SISTEM- DOUBLE SILICON SPIDER- TRIPLE ROLL SURROUND

Technical specifications


  • Nominal Diameter: 530 mm (21in)
  • Impedance: 8 Ohm
  • Minimum Impedance: 6.8 Ohm
  • AES Power: 2000 W
  • Program Power: 4000 W
  • Sensitivity: 95.5 dB
  • Frequency Range: 30 - 1000 Hz
  • Voice Coil Material: Copper
  • Voice Coil Former: Glass Fiber
  • Voice Coil Depth: 32.5 mm (1.28in)
  • Magnetic Gap Depth: 15 mm (0.59in)
  • Cone Material: Water Resistant Treated Paper + Water Proof Front Side Treatment
  • Surround Material: Polycotton
  • Chassis Material: Aluminium
  • Magnet Material: Ferrite
  • Magnet Dims: 240 x 120 x 30 mm
  • Driver Displacement Volume: 11.85 l (0.418ft3)
  • Recommended Enclosure: 299 l (10.59ft3)
  • Recommended Tuning: 33 Hz

Thiele and Small parameters:  Need some help? Read our quick guide to TS Params.


  • DC Resistance (Re) - 5.7 Ohm
  • Resonance (Fs) - 33 Hz
  • Moving Mass - System (Mms) - 378 g
  • Compliance (Cms) - 0.062 mm/N
  • Force Factor (BL) - 29.2 Tm
  • Mechanical Q (Qms) - 8.02
  • Electrical Q (Qes) - 0.52
  • Total Q (Qts) - 0.49
  • Compliance Equivalent Volume (Vas) - 241.61 L
  • Voice Coil Inductance (Le) - 2.87 mH
  • Diaphragm Area (Sd) - 1662 cm2
  • Reference Efficiency (Eta Zero) - 1.59% %
  • Efficiency Bandwidth Product (EBP) - 63
  • Maximum Linear Excursion (Xmax) - 12.5 mm
  • Maximum Mechanical Excursion (Xmech) - 21.8 mm

Shipping Information


  • Net weight: 17.8 kg (39.2lb)
  • Multipack size (WxDxH): 642 x 642 x 286 mm (25.3 x 25.3 x 11.3in)
  • Multipack weight: 23.2 kg (51.1lb)
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