This is A Brand NEW Compatible Aftermarket. Replacement B52 18-220S / B52 18-220X Sub Woofer Speaker. Nominal diameter – 457mm / 18in. Nominal impedance – 8 Ohms. Frequency range – 30-2500Hz. Voice coil diameter – 100mm/4in. Chassis type – Cast aluminium. Magnet type – Ferrite. Coil material – Round copper. Former material – Glass fibre. Cone material – Glass loaded paper with weather-resistant impregnation. Surround material – Cloth-sealed. Xmax – 8mm/0.33in. Gap depth – 9.5mm/0.37in. Voice coil winding width – 25mm/0.99in. Magnet weight – 3.1kg/110oz. D 0.33m/12.99in. Mms 153.53g/5.42oz. Mmd 139.38g/4.92oz. Re 5.10 Ohms. Vas 104.27lt/3.68ft3. Le (at 1kHz) 1.8mH. Overall depth: 205mm/8.07in. Cut-out diameter: 416mm/16.38in. Mounting slot dimensions: 10mm x 7mm/0.4in x 0.27in. Number of mounting slots: 8. Mounting PCD range: 429-440mm/16.89-17.32in. Unit weight: 9.8kg/21.6lb. We Carry A Full Line Of. RCF, Celestion & Eminence. If You’re Looking A Particular Model And You Don’t See It Here. Please Send Us A Message. IF YOU HAVE ANY OTHER QUESTIONS, PLEASE LET US KNOW. POR FAVOR TOME EN CUENTA. SI TIENE ALGUNA OTRA PREGUNTA, POR FAVOR DEJANOS SABER. The item “Replacement B-52 B5218-220X /220S 18 1000W 8 Cast Frame Sub-Woofer Speaker” is in sale since Wednesday, April 11, 2018. This item is in the category “Musical Instruments & Gear\Pro Audio Equipment\Speaker Drivers & Horns”. The seller is “zxpc” and is located in Miami, Florida. This item can be shipped worldwide.

• Suited For: Subwoofer Frequencies
• Type: Diaphragm Driver
• MPN: B-52 18-220S / B52 18-220X
• Brand: LASE