For Sale: L-Acoustics SB18 Subwoofers – 8 Units

Configuration:

• Quantity: 8 × L‑Acoustics SB18 compact subwoofers

• Connectors: Neutrik NL4 Speakon, factory standard

• Cabinets: Birch plywood enclosure with bass‑reflex design

• Finish: Black textured coating, consistent across all units, minimal cosmetic wear

• Grilles: Steel mesh, intact, no corrosion or deformation

Technical Specifications (per manufacturer):

• Frequency response: 32 Hz – 100 Hz (±3 dB)

• Maximum SPL: 138 dB peak (per cabinet)

• Transducer: 1 × 18" direct‑radiating driver

• Recommended amplification: L‑Acoustics LA8 / LA12X amplified controllers

• Dimensions: 700 × 540 × 720 mm

• Weight: 51 kg per enclosure

Condition & Verification:

• All 8 units tested individually and as a grouped array

• Passed latest SMAART v8 system measurement report (available on request)

  • Frequency response matched factory reference curve within ±1 dB

  • Phase alignment consistent across all units

  • No anomalies in distortion or noise floor

• Connectors tested for continuity and mechanical integrity

• Drivers original and within tolerance, no recones

• Rigging hardware inspected and verified functional

Usage History:

• Operated in controlled environments, not exposed to outdoor touring conditions