SU218TL
REAR LOADED TRANSMISSION LINE DUAL 18" EXTREME HIGH SPL SUBWOOFER
Installation

Features
- Rear Loaded Transmission Line subwoofer
- Down to 28Hz at -6dB and still 104dB/1W/1m Efficiency
- Real 3000W RMS power capacity
- Premium 18” LF drivers with massive ±15mm linear Xmax
- Triple forced cooling system for low power compression
- Heavy braced cabinet for vibration free dynamic response
- Touring grade Rubberized black PolyUrea finish
- Cardio Subwoofer Array Ready
Cabinet Dimensions

Specifications
Power Capacity (50~500Hz AES): | 3000W RMS / 6000W Program |
---|---|
Nominal impedance: | 4Ohm |
Frequency response (-6dB half space, no EQ): | 26-900Hz |
Average Sensitivity: | 104dB/W/m (40-100Hz) |
Maximum Calculated SPL @ 1m: | 139dB continuous / 142dB Program |
Nominal Directivity (-6dB): | Omidirectional in usable range |
Recommended low cut filter: | 30Hz 24dB/oct 80-100Hz |
Low Frequency driver: | 18" CELTO Acoustique Ferrite magnet, 4” ultra long stroke In / Out Voice coil |
Crossover: | No, only use in active mode with external electronic crossover |
Flying hardware: | No, stack ground use only |
Connectors: | 3 x NEUTRIK Speakon® NL4MP (1+/1- Input) (1 in Front, 2 at the Back) |
Pole mount: | Yes, 2pcs M20 threaded pole |
Cabinet: | CNC made with tongue and grove assembly 18mm Baltic birch plywood, exterior grade |
Finish: |
Touring grade rubberized black PolyUrea coating |
Dimensions (W x D x H): | 1246x580x748mm |
Packaging Dimensions 1pcs/pack: (W x D x H) |
1400x700x850mm |
Net Weight: | 98Kg |
Gross Weight: | 115Kg |
Warranty: | 5 Years |