Bosch LB20-SW400-D Dual 10″ Black Cabinet Subwoofer

Bosch LB20-SW400-D Dual 10″ Black Cabinet Subwoofer for PA and Music Systems

The Bosch LB20‑SW400‑D is a powerful dual 10‑inch subwoofer in a black cabinet, engineered to extend low‑frequency output in public address, background music, or live sound installations. Its robust build and high power handling make it ideal for use with standard amplifiers or PA systems to deliver deep, controlled bass and enhance full‑range audio performance in medium to large venues.

Features of Bosch LB20‑SW400‑D

• Dual 10″ (250 mm) long‑throw woofers for enhanced bass response
• High power handling capacity suitable for demanding audio applications
• Sturdy black cabinet construction for durability and stable mounting
• Front‑firing configuration for consistent sub‑bass dispersion
• Low‑frequency extension down to deep bass range for music and PA
• Compatible with 8 Ω amplifier outputs or constant‑voltage systems (with proper wiring)
• Compact enough for stage or installation use in clubs, halls, or large rooms
• Can be used standalone or as part of multi‑speaker systems with mains and high‑frequency cabinets
• Balanced sound output with minimal distortion at rated power
• Reliable performance for background music, events, or entertainment systems

Applications of Bosch LB20‑SW400‑D

• Nightclubs, bars, and entertainment venues
• Theaters, auditoria, and event halls
• Large retail outlets and shopping malls
• Conference rooms, ballrooms, and multipurpose halls
• Churches, community centers, and public venues
• Live music or DJ setups requiring strong low‑frequency support
• Outdoor‑sheltered venues needing deep bass for announcements or music

Specifications of Bosch LB20‑SW400‑D

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