SC-1801X is a high quality 18 inch waterproof speaker.  It is designed as a high end speaker to use in high class two way and three way speaker system. Strong carton fiber speaker cone can create a very clear sound.

Waterproof Speaker Feature

 High quality carbon fiber cone 

 40hz-1.6khz frequency respone range

 123oz  Ceramic magnet 

General  Specifications

Nominal Diameter: 462 / 18 mm/inch
Rated Impedance:8 OHM

Sensitivity: 97 dB
Frequency Range: 40 Hz - 1600 Hz

Peak Power:800 W

RMS Power::1600 W
Voice Coil Diameter: 100/mm/ 4 inch
Voice Coil Material: Copper
Number of layers:  Outside
Cone Material: Carbon Fiber
Surround Material: Polycotton
Surround Design: Triple – roll

Basket Materials:Alu

Magnet Materials: 123 oz Ceramic

Replacement Speaker T/S Parameters

Resonance Frequency:  40HZ

Qes: Electrical Quality Factor:  0.558

Qms: Mechancial Quality Factor: 7.385

Qts: Total Quality Factor:    0.519

Sd: Cone Area :              133.317cm²

Mms: Mechancial Mass :200.660g

BL Strength Factor:          22.140T.M.