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

SD-180056A , a 18” loudspeaker with dual dampers. Better to use it in a full range cabinets. It is a low mid raw driver for replacement  of p audio type speakers.  Have purple cone design also.

Concert Speaker Feature

  Triple roll non press paper cone

  Sensitivity 97db

  4” voice coil

Sound Speaker General Specifications
Nominal Diameter: 476 mm/ 18 inch
Rated Impedance:8 OHM

Sensitivity: 97 dB
Frequency Range: 35 Hz –2000Hz

Peak Power: 1600 W

RMS Power: 800 W
Voice Coil Diameter: 99.3mm/ 4 inch
Voice Coil Material: Copper
Number of layers: Outside
Cone Material: Non Press Paper Cone
Surround Material: Polycotton
Surround Design: Triple– roll

Basket Materials: Aluminum

Magnet Materials: 123 oz Ceramic

speaker T/S Parameters

Resonance Frequency:  37HZ

Electrical Quality Factor:  0.446

Mechanical Quality Factor :9.015

Total Quality Factor: 0.425

Cone Area :       3365px²

Mechanical Mass :230.809g

BL: 25.168T.M.

Pro Audio Pa Speakers Mounting Information:

Overall Diameter: 476mm/18inch

Baffle Cutout Diameter: 450mm/17.71inch

Bolt Circle Diameter: 430mm/16.92 inch
Overall Depth: 222mm/ 8.74inch