The LC1-MMSB Mount Support Bracket for LC1 Speakers is a mounting support bracket that provides secure in-ceiling support of LC1 series ceiling loudspeakers. It is used in conjunction with a back box, mounting ring, and other installation components, which are available separately.
FEATURES
- Dedicated support for LC1 Series: Specifically designed to provide secure in-ceiling mounting for all Bosch LC1 ceiling loudspeaker models
- Robust steel construction: Durable zinc?plated/gray steel housing ensures long-lasting strength and stability
- Dual ceiling clamps with thumb screws: Fast, tool?free installation and clamping to the ceiling opening
- Spring catchers for V?shaped springs: Easily retain the speaker’s spring clips during installation
- Security cord attachment point: Built-in provision allows connection of an optional safety steel cord for added protection
- Mounting holes for thin ceilings: Two Ø4?mm holes permit screw fixing into metal or plaster board ceilings
- Supports up to 50?mm ceiling thickness: Accommodates a wide variety of ceiling panel depths
- Compact size (215?×?125?×?56?mm): Lightweight at ~0.39?kg, making it easy to handle and install
- Indoor-rated only: Intended for indoor public-address installations; compliant with UL/EN standards when used with proper accessories
 SPECIFICATIONS
| Specification | Value / Description |
|---|---|
| Model Number | LC1?MMSB |
| Compatibility | Designed for Bosch LC1 Modular Ceiling Loudspeakers |
| Dimensions (WxDxH) | 215?×?125?×?56?mm (8.47?×?4.92?×?2.20?in) |
| Mounting Cut?out | 190?mm (7.48?in) |
| Max Ceiling Thickness | 50?mm (1.97?in) |
| Weight | Approx. 390?g (0.70?lb) |
| Material & Finish | Steel with zinc plating (gray) |
| Mounting Features | Two spring catchers, two thumb?screw clamps, two 4?mm holes for thin ceilings |
| Safety Cord Attachment | Built?in provision for optional safety steel cord |
| Included Accessories | Mounting bracket only (template included; requires separate back?box/mounting ring) |
| Certifications | Compliant with EN?54?24, UL?2043, UL?1480 when used with certified LC1 assemblies |








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