Amazon.com: Gemini Sound ZRX-S18P 18" Inch Woofer Professional DJ PA Systems Active Powered Subwoofers with 1600W Watts Class D Digital Power, 3" Voice Coil, Line/Link in XLR Connectors : Musical Instruments
AXTON ATW16 Subwoofer 16 cm 2 x 2 Ohm 75 W RMS : Amazon.de: Electronics & Photo
Amazon.com: Sound Town 18” 1000W Cast Aluminum Frame Woofer (Low Frequency Driver), Replacement Woofer for PA/DJ Subwoofer Cabinets (STLF-18500A) : Musical Instruments
Amazon.com: Eminence Professional Series Kappa Pro 18LF-8 18" Pro Audio Speaker, 800 Watts at 8 Ohms : Musical Instruments
Amazon.com: Sound Barrier SBNC18 2000 Watts Raw 18" Sub woofer Speaker Component Driver with 4 inch Voice Coil and Cast Aluminum Basket Pro Audio PA Cabinets - High Handling Power Heavy Duty :
Amazon.com: Eminence Professional Series Delta Pro-18A 18" Pro Audio Subwoofer Speaker, 500 Watts at 8 Ohms : Musical Instruments
Amazon.com: Sound Town 15” 800W Cast Aluminum Frame Woofer (Low Frequency Driver), Replacement Woofer for PA/DJ Subwoofer Cabinets (STLF-15200A) : Musical Instruments