Sub Woofers



LSS's PSUB loudspeaker system provides high output, low distortion sound reinforcement. PSUB3 was designed for a wide range of professional applications.

Speaker Power

3000 W (AES) - 4 Ohms
360° (single unit)
(103dB 1 Watt @ 1 m)
144 dB Max SPL calculated

  • PSUB3 33ea748df5
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This system enclosure user two woofers of 460 mm (18") with Neodymium magnet and New Tecnology Split Winding 100 mm (4") voice coil. High performance and very high peak output for concert sound. The PSUB3 powering mode is only passive amplified operation with external digital processor.


LSS's PSUB3 is ideal product for bass frequency reinforcement for concert touring applications. LSS PSUB3 is a subwoofer reflex of high peak low frequency response in the range 35-150Hz.

  • Two 460 mm LF SUBWOOFER
  • Powering mode passive with external digital processor
  • For touring use or permanent installation


Dimensions mm (±1 mm)
• Height 660
• Width 1000
• Depth 700 

Weights Kilograms
• Net Weight 75
• Shipping Weight 80 

Enclosure Material
• Enclosure material Birch Plywood of 18mm
• Finish Texture poliuretanic black paint
• Grille Poweder coated perforated steel with anti-dust foam
• Connectors Two Neutrik NL4 speakon


Frequency Response
• ±5 dB 40 Hz to 150 Hz
• -10 dB 30 Hz 

Sensitivity (dB 1 Watt @ 1 m)

• LF 103 dB 

Max SPL Calculated
•  138 dB

Nominal Input Impedance (Ohms)

• LF 4 

Power Handling (Watts cont. AES)

• LF 3000 

Peak Power (Watts)
• LF 12000

Nominal Dispersion 

• 360° (single unit); varies with number of units and configuration

Product Series PSUB 
• LF Subsystem & Loading Two 460 mm (18") woofer vented 
• Operating Mode Passive with external digital processor


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