RCF LF12G301 12" Power: 450W rms, 900W prog. Sensitivity: 97 dB Freq. Range 40-2000 Hz

General Specifications

• Nominal Diameter: 12 inch / 305 mm
• Rated Impedance: 8 ohm
• Program Power: 900 W
• Power Handling Capacity: 450 W
• Sensitivity: 97.0 dB
• Frequency Range: 40–2000 Hz
• Effective Piston Diameter: 260 mm / 10.24 inch
• Max. Excursion Before Damage: 36 mm / 1.42 inch
• Minimum Impedance: 7.2 ohm
• Voice Coil Diameter: 3.0 inch / 76 mm
• Voice Coil Winding Material: Copper
• Voice Coil Length: 19 mm / 0.75 inch
• Number of Layers: 2
• Kind of Layers: Inside/Outside
• Top Plate Thickness: 10 mm / 0.39 inch
• Cone Design: Curved
• Surround Material: Polycotton
• Surround Design: M-roll
• Magnets: Ceramic
• Spider: 01

Thiele–Small Parameters

• Resonance Frequency (Fs): 43 Hz
• DC Resistance (Re): 5.80 ohm
• Mechanical Factor (Qms): 4.60
• Electrical Factor (Qes): 0.23
• Total Factor (Qts): 0.22
• BL Factor (Bl): 19.00 T × m
• Effective Moving Mass (Mms): 56.0 g
• Equivalent Cas Air Loaded (Vas): 97.0 liters
• Effective Piston Area (Sd): 56.000 m²
• Max. Linear Excursion (Xmax): 7 mm
• Voice Coil Inductance @ 1 kHz (Le1k): 1.20 mH
• Half-Space Efficiency (Eff): 3.23%

Mounting Information

• Overall Diameter: 320 mm / 12.6 inches
• Bolt Circle Diameter: 293–304 mm / 11.54–11.97 inch
• Bolt Hole Diameter: 7 mm / 0.28 inch
• Front Mount Baffle Cut-Out: 282 mm / 11.1 inch
• Rear Mount Baffle Cut-Out: 284 mm / 11.18 inch
• Volume Occupied by the Driver: 2.6 liters / 0.1 ft³

Standard Compliance

• Safety Agency: CE Compliant

Size & Weight

• Height: 140 mm / 5.51 inches
• Diameter: 320 mm / 12.6 inches
• Weight: 7 kg / 15.43 lbs

Shipping Information

• Package Height: 210 mm / 8.27 inches
• Package Width: 360 mm / 14.17 inches
• Package Depth: 360 mm / 14.17 inches
• Package Weight: 8.05 kg / 17.75 lbs