JBL Commercial CSS-BB4X6 4" Backcan For CSS8004
Description
JBL Commercial CSS-BB4X6 4" Backcan For CSS8004
The CSS-BB4X6 is a purpose-built backcan assembly designed to simplify in-ceiling speaker installation in commercial environments. This package of six backcans provides the structural support and mechanical interface needed to securely mount CSS8004 speakers into standard suspended ceiling systems. Built to meet rigorous fire and safety codes, these backcans enable reliable, code-compliant audio deployment across offices, hospitality venues, and institutional spaces.
Installation & Mounting
Each backcan ships with four attachment screws per unit, allowing direct connection to CSS-TR4/8 tile rails for seamless integration with drop ceiling infrastructure. The compact 4-inch form factor fits standard acoustic tile openings without requiring custom framing, reducing installation time and labor costs on medium to large-scale projects.
Safety & Compliance
These backcans are engineered for air handling spaces and meet UL1480, UL2043, NFPA 90, and NFPA 70 safety standards when paired with the corresponding UL Listed CSS8004 loudspeaker. This certification ensures the assembly is fire-rated and safe for use in return air plenums and other sensitive installation environments.
Key Features
- Pack of six backcans for efficient bulk deployment
- 4-inch diameter design optimized for CSS8004 speaker compatibility
- Four stainless steel screws included per backcan
- Compatible with CSS-TR4/8 tile rail mounting system
- Rated for air handling spaces per UL1480 and UL2043
- NFPA 90 and NFPA 70 fire safety certification
- UL Listed when installed with corresponding CSS8004 loudspeaker
- Reduces installation complexity for suspended ceiling systems
The CSS-BB4X6 delivers the mechanical foundation required for professional, code-compliant in-ceiling audio in demanding commercial installations.
More Information
| Condition | New |
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Reviews
At a Glance
The JBL Commercial CSS-BB4X6 is a pack of six mounting backcans engineered to secure CSS8004 in-ceiling speakers into standard drop-ceiling systems on job sites and venues. Built for installers and system integrators who need fire-rated, code-compliant speaker mounting that meets UL and NFPA standards without custom framing. Choose this backcan when reliability, safety certification, and fast installation in commercial spaces—offices, hotels, performance venues—matter more than flexibility.
Who This Is For
Great for
- ✓ Commercial Installation
- ✓ Institutional Audio
- ✓ Live Performance Venues
Not the best pick for
- – Home Studio
- – Portable Live Sound
- – Personal Practice
Skill level: Professional
Frequently Asked Questions
What is a backcan and why do I need it?
A backcan is a structural mounting assembly that secures in-ceiling speakers to standard drop-ceiling grids. You need it to safely, securely, and code-compliantly install CSS8004 speakers without custom framing or additional labor.
Is this backcan fire-rated and compliant with building codes?
Yes. The CSS-BB4X6 meets UL1480, UL2043, NFPA 90, and NFPA 70 safety standards when installed with the corresponding UL Listed CSS8004 loudspeaker, making it safe for use in return air plenums and air-handling spaces.
How many speakers can I mount with this package?
This package includes six backcans, so you can mount six CSS8004 speakers. Each backcan ships with four stainless steel screws for tile rail attachment.
What ceiling systems are compatible with this backcan?
The CSS-BB4X6 is designed for standard suspended (drop) ceiling systems and connects directly to CSS-TR4/8 tile rails. The 4-inch form factor fits standard acoustic tile openings without requiring custom modifications.
What does the package include?
You receive six backcans, each with four stainless steel screws included. All hardware needed for tile rail mounting is supplied.