12" - 500 W - 93 dB
• Nominal Impedance: 8 Ohm
• Minimum Impedance: 6.3 Ohm
• AES Power Handling (1): 500 W
• Maximum Power Handling (2): 1000 W
• Sensitivity (1W/1m): 93 dB
• Frequency Range: 45÷2500 Hz
• Voice Coil Diameter: 77 mm (3 in)
• Winding Material: Cu
• Former Material: Glass Fiber
• Winding Depth: 22 mm (0.87 in)
• Magnetic Gap Depth: 10.5 mm (0.41 in)
• Flux Density: 1.2 T
• Magnet: Ferrite Ring
• Basket Material: Aluminum
• Demodulation: No
• Cone Surround (3): Half Roll
• NET Air Volume filled by Loudspeaker: 2.9 dm^3 (0.102 ft^3)
• Spider Profile: 1 x l variable height waves

NOMINAL SPECIFICATIONS
• Nominal Diameter: 300 mm (12 in)
• Overall Diameter: 316 mm (12.44 in)
• Bolt Circle Diameter: 298.5 mm (11.75 in)
• Baffle Cutout Diameter: 282 mm (11.10 in)
• Depth: 145.1 mm (5.71 in)
• Flange and Gasket Thickness: 17.1 mm (0.67 in)
• Net Weight: 8.1 Kg (17.9 lb)
• Shipping Box: (Single Carton Box)
• Shipping Weight: 350 x 346 x 216 mm (13.8 x 13.6 x 8.5 in): | 8.8 Kg (19.4 lb)

THIELE AND SMALL PARAMETERS
• Fs: 42 Hz
• Re: 5.1 Ohm
• Qes: 0.39
• Qms: 6.9
• Qts: 0.37
• Vas: 45.4 dm^3 (1.60 ft^3)
• Sd: 528 cm^2 (81.84 in^2)
• Xmax (4): 9.25 mm
• Xdamage (5): 20 mm
• Mms: 123 g
• Bl: 20.5 N/A
• Le: 1.5 mH
• Mmd: 109.3 g
• Cms: 0.12 mm/N
• Rms: 4.7 Kg/s
• Eta Zero: 0.83 % 
• EBP: 108 Hz

PART NUMBER (P/N)
• Push Terminals - 8 Ohm Version: 03004260

FaitalPro 12RS550
LF Loudspeakers 8 ohms
FaitalPro Distributor in India