– High temperature 4.5-inch voice coil drivers
– 2 x 21-inch-LF cone driver
– High-output and high-definition sound
– Stadium
– Infra extension for High-End night club
– Sound System Rental
– Arenas


• It is a driven 1-way bass-reflex design to extends the frequency response down to 27 Hz.
• It has two bass-reflex chambers designed around two 21-inch/4.5-inch voice coil high spec dual voice coil drive units and ultra-wide ports that drastically reduce low-frequency turbulence to deliver exceptional low frequency performance.
• The SW221 is designed to streamline setup a deliver maximun result in minimum time uniting features unique to deliver solutions for rental and installations systems.
• The SW221 can only be used in ground stacked configurations in conventional left/right setups as well as arranged in a cardioid subwoofer configurations.
• The cabinet is constructed of 18mm ply Baltic birch and have an impact and weather resistant paint finish (Polyurea Protection), properly braced for the intended use.
• The front of the cabinet are protected by a hex-stamped rugged steel grille and each side panel incorporate four recesed handlers.
• The connectors are Neutrik NL4. Four 100mm wheels are available as optional accesorie to mounted at the rear.
• SW221providing a coste ective solution for professional of touring, integrator and installers delivers an intelligent and flexible system to at any budget.

Engineering Specifications
– Frequency Response : 27 Hz – 90 Hz, Free Field: 30Hz-100Hz ±3dB, measured on axis
– Components : Low 2×21” LF driver
– Nominal Dispersion : Standard or Cardioid
– Impedance : 4 Ohm
– Axial Sensitivity : 104 dB (1w/1m)
– Calculated SPL : 138 dB continuous /144 dB peak (T-20 Amplifier)
– Power Handling : 3400 W AES / 6800 W continuos
– Dimmensions (HxWxD) (millimeters/inches) : 1404x835x616 mm . 55.27″x32.87″x24.25″
– Net Weight (kg/Pounds) : 125 kg . 275,578 lbs
– Construction : 18mm birch plywood. Finished in black semi-matt textured Durawound weatherized coating. Two recessed carrying handle.
– Grille : Powder coated perforated steel.
• Application information is presented for guidance only.
• Exel Acoustics SL reserves the right to make any necessary changes to the products and the published specifications.
• As part of the ongoing development program Exel Acoustics SL tries to maintain the highest degree of product compatibility.

Colors Versions
• RAL Colors
– 100 mm rotating wheels
– Up three units Caster Frame
– FUND-221 Protective transit soft covers for one SW-221. Other configurations are available upon request.


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