18 Inch Subwoofer Super High Power Speaker Professional PRO Audio

Model NO.
Commercial, Stage, Live Show
OEM and ODM Are Both Welcome.
98 dB
Voice Coil Diameter
100mm / 4 Inch
Voice Coil Material
Cast Aluminium
Frequency Range
38.7-1.5K Hz
220*2 Ferrite
Transport Package
by Carton or as Your Requirement
Net Weight: 14.35KG
HS Code
With dependable high-quality method, fantastic standing and ideal purchaser assistance, the series of products produced by our firm are exported to many countries and regions for 18 Inch Subwoofer Super High Power Speaker Professional PRO Audio, The product will supply to all over the world, such as: Niger, Malawi, Mexico, We are proud to supply our products and solutions to every costumer all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
Guangzhou Hengda Audio Equipment Co., Ltd. Diamond / Audited Supplier
18 Inch Subwoofer Super High Power Speaker Professional PRO Audio

Product main features:
- 18 inch PA speaker
- Ideal for subwoofer
- 1500W RMS, 98dB
- 4 inch voice coil, 220mm dual magnets   
- Subwoofer is ideal for high quality professional bass reflex and bass horn systems

General Specifications
Nominal Diameter 460/18 mm/inch
Rated Impedance 8 ohm
Nominal Power handling 900 Watts
Program Power 1800 Watts
Sensitivity(lw/lm) 98 dB
Frequency Range 38.7-1.5K Hz
Minimum Impedance(Zmin) 5.6 ohm
Voice Coil Diameter 100/4 mm/inch
Voice Coil Material copper  
Number of layers 2  
Magnet gap depth 10 mm
Surround Shape M-roll  
Basket Cast Aluminium  
Magnet 220*2 Ferrite  
Mounting Information
Overall Diameter 474 mm
Bolt Circle Diameter 450 mm
Baffle Cutout Diameter 426 mm
Overall Depth 210 mm
Net Weight 14.35 kg
Shipping weight 15.5 kg
Shipping Box 500*500*260 mm


Thiele-Small Parameters
Resonance frequency Fs 38.7 Hz
DC resistance Re 5.6 ohm
Mechanical factor Qms 7.48  
Electrical factor Qes 0.48  
Total factor Qts 0.45  
Mechanical compliance Cms 0.09 mm/N
Mechanical resistance Rms 5.9 mech-ohm
of suspension losses
Effective Moving Mass Mms 180.2 gr
Half-space efficiency Eff 2.18 %
BL Factor BL 22.6 T.m
Equivalent Cas air load Vas 18.7 liters
Voice-coil inductance LelK 1.4 mH

Hengda Audio is a professinal speaker manufacturer with experience in the PA speaker field for 10years. We make  different tranducers, compression drivers. We not only provide goods but technology. OEM and ODM are both welcome.