JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 B-Stock
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 | Refurbished |
|---|
Reviews
At a Glance
The JBL CSS-BB4X6 is a pack of six 4-inch backcan assemblies designed to mount JBL CSS8004 ceiling speakers into standard drop-ceiling systems in offices, hotels, and commercial venues. Built to rigorous UL and NFPA fire-safety standards, these backcans handle the structural load and code compliance so installers can deploy reliable, compliant audio across large installations without custom framing. Choose this B-Stock unit for significant savings on proven commercial-grade ceiling speaker infrastructure.
Who This Is For
Great for
- ✓ Commercial Installation
- ✓ Office Audio
- ✓ Hospitality Venues
Not the best pick for
- – Home Use
- – Portable Applications
Skill level: Professional
Frequently Asked Questions
What does B-Stock mean for this backcan?
B-Stock means the backcan is fully functional and meets all safety and performance standards, but may have minor cosmetic imperfections from handling or display. The structural integrity and fire-safety certification are not affected.
How many speakers can I mount with this pack?
This pack includes six backcans, so you can mount six CSS8004 ceiling speakers. Each backcan is a single-speaker support assembly.
Do these backcans work with standard drop ceilings?
Yes, the 4-inch form factor fits standard acoustic tile openings and mounts directly to CSS-TR4/8 tile rails without requiring custom framing. Hardware and mounting screws are included for each unit.
Are these backcans rated for return-air plenums?
Yes, they meet UL1480, UL2043, NFPA 90, and NFPA 70 standards and are rated for air-handling spaces including return air plenums when paired with the corresponding UL Listed CSS8004 loudspeaker.
What hardware is included?
Each backcan ships with four stainless steel attachment screws for secure connection to the CSS-TR4/8 tile rail mounting system.
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