Soundsing Audio Manufacturing Co.,Ltd is one of the leading China 18"neodymium speaker manufacturers and suppliers, providing with 18" neo loudspeaker wholesale, welcome to import high quality products from our factory.

SD18N451 , a 18” neo Loudspeaker with 4.5” inside and out side wire voice coil. It has good performance on bass part. Very good for subwoofer in line array .

Line Array Subwoofer Feature

  4.5” inside and outside coil

High Grade Neodymium Magnet

  Non press paper cone

Dj Speakers General Specifications
Nominal Diameter: 468 mm/ 18 inch
Rated Impedance:8 OHM

Sensitivity: 98 dB
Frequency Range: 30 Hz –800Hz

Peak Power: 2500 W

RMS Power: 1200 W
Voice Coil Diameter: 115mm/ 4.5 inch
Voice Coil Material: Copper
Number of layers: Inside  Outside
Cone Material:  Paper Cone
Surround Material: Polycotton
Surround Design: M– roll

Basket Materials: Aluminum

Magnet Materials: Neodymium

Live Audio Speakers T/S Parameters

Resonance Frequency:  37HZ

Electrical Quality Factor:  0.343

Mechanical Quality Factor: 2.912

Total Quality Factor: 0.307

Cone Area :       136.572cm²

Mechanical Mass :230.809g

BL: 28.138T.M.

Pro Audio Speaker Components Mounting Information:

Overall Diameter: 468mm/18inch

Baffle Cutout Diameter: 443mm/17.44 inch

Bolt Circle Diameter: 432mm/17 inch
Overall Depth: 215mm/ 8.46 inch