RCF LF18N401 WOOFER

Features

4 - inch, fiberglass inside-outside copper voice coil

2400 Watt continuous program power handling

98 dB Sensitivity

30 Hz - 1 kHz Frequency range

Dual-forced air ventilation and 15mm top plate for minimum power compression

Dual spider design with silicon based dampening control

Triple-roll surround and corrugated straight cone geometry

General Specifications

Nominal Diameter: 460 / 18 mm/inch

Rated Impedance: 8 Ω

Program Power: 2400 W AES

Power handling capacity: 1200 W AES

Sensitivity: 98 dB

Frequency Range: 30 Hz ÷ 1000 Hz

Effective Piston Diameter: 395 / 15.6 mm/inch

Max Excursion Before Damage (peak to peak): 52 / 2.1 mm/inch

Minimum Impedance: 6.3 Ω

Voice Coil Diameter: 100 / 4 mm/inch

Voice Coil Material: Copper

Voice Coil Winding Depth: 25 / 1.0 mm/inch

Number of layers: 2

Kind of layer: inside / outside

Top Plate Thickness: 15 / 0.6 mm/inch

Cone Material: No pressed pulp

Cone Design: Straight

Surround Material: Polycotton

Surround Design: Triple roll

Thiele/Small Parameters

DC resistance: 5.1Ω

Mechanical factor: 6.5

Electrical factor: 0.27

Total factor: 0.26

BL Factor: 27.8 T · m

Effective Moving Mass: 201 g

Equivalent Cas air load: 257 liters

Effettive piston area: 0.122 m²

Max. linear excursion (mathematical): 8.8 mm

Voice - coil inductance @ 1kHz: 2.5 mH

Half-space efficiency: 3.01%

Mounting information

Overall Diameter: 465 / 18.3 mm/inch

Bolt Circle Diameter: 442-447 / 17.4-17.6 mm/inch

Bolt Hole Diameter: 6.5 / 0.3 mm/inch

Front Mount Baffle Cut-out: 424 / 16.7 mm/inch

Rear Mount Baffle Cut-out: 424 / 16.7 mm/inch

Depth: 205 / 8.1 mm/inch

Volume occupied by the driver: 5.5 / 0.19 liters/ft³

Net Weight: 9.1 / 20.2 kg/lbs

Shipping information

Shipping weight: 9.8 / 21.8 kg/lbs