Description: RCF LF21X451 WOOFERFEATURES 4,5 - inch fiberglass Inside/Outside copper voice coil 4000 Watt continuous program power handling 97 dB Sensitivity 28 Hz - 1 kHz Frequency range Dual-forced air ventilation for minimum power compression Dual spider designed with silicon based damping control BL of 30.5 Txm to provide a faster and accurate low frequency GENERAL SPECIFICATIONS Nominal Diameter: 530 / 21 mm/inch Rated Impedance: 8 Ohm Program Power: 4000 W AES Power handling capacity: 2000 W AES Sensitivity: 97 dB Frequency Range: 28 Hz ÷ 1000 Hz Effective Piston Diameter: 470 / 18.5 mm/inch Max Excursion Before Damage (peak to peak): 54 / 2.12 mm/inch Minimum Impedance: 6.7 Ohm Voice Coil Diameter: 115 / 4.5 mm/inch Voice Coil Material: Copper Voice Coil Winding Depth: 34 / 1.33 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: Curved Surround Material: Polycotton Surround Design: Triple roll THIELE/SMALL PARAMETES Resonance frequency: 28 Hz DC resistance: 5.4? Mechanical factor: 6.9 Electrical factor: 0.39 Total factor: 0.37 BL Factor: 30.5 T · m Effective Moving Mass: 355 g Equivalent Cas air load: 385 liters Effettive piston area: 0.173 m² Max. linear excursion (mathematical): 13.5 mm Voice - coil inductance @ 1kHz: 2.9 mH Half-space efficiency: 2.2% MOUNTING INFORMATION Overall Diameter: 547 / 21.5 mm/inch Bolt Circle Diameter: 527 / 20.7 mm/inch Bolt Hole Diameter: 6.5 / 0.25 mm/inch Front Mount Baffle Cut-out: 512 / 20.1 mm/inch Rear Mount Baffle Cut-out: 512 / 20.1 mm/inch Depth: 230 / 9.05 mm/inch Volume occupied by the driver: 6.5 / 0.229 liters/ft³ Net Weight: 15.5 / 34.0 kg/lbs SHIPPING INFORMATION Shipping weight: 17.59 / 26.6 kg/lbs
Price: 779 USD
Location: Jamaica, New York
End Time: 2024-02-29T22:08:10.000Z
Shipping Cost: 0 USD
Product Images
Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Brand: RCF
Type: Subwoofer
Color: Black
Model: RCF LF21X451
Connectivity: Wired
MPN: RCF LF21X451
RMS Power: 4000 W
