JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 B-Stock
Share
In stock
- SKU
- CSS-BB4X6-B
Description
JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 B-Stock
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 |
|---|---|
| Country of Manufacture | China |
Reviews
About this B-Stock unit
| Condition | Factory B-Stock direct from the manufacturer: open box, show or demo unit, or a minor cosmetic blemish. Fully tested. |
|---|---|
| Warranty | One-year manufacturer warranty |
| Ships from | The manufacturer's US warehouse, about 2 business days handling, tracking emailed when it leaves |
| Price vs new | $25 under the new unit ($143) |
Prefer a brand-new one? JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 is in the catalog at $143.
At a Glance
The JBL CSS-BB4X6 is a pack of six mounting backcans engineered to secure CSS8004 speakers into suspended ceiling systems across offices, hospitality venues, and institutional spaces. Built for professionals running commercial audio installations, these backcans meet UL and NFPA fire and safety codes, simplifying code-compliant deployment without custom framing. Choose this B-Stock unit for reliable, dependable in-ceiling infrastructure at a budget-conscious price point.
Who This Is For
| Best suited for | commercial installation, suspended ceiling deployment, institutional audio systems |
|---|---|
| Less specialized for | home audio, portable sound, stage monitoring (it will do it; instruments voiced for that style do it more easily) |
| Skill level | Professional |
Frequently Asked Questions
What does B-Stock mean for this product?
B-Stock means the backcans are fully functional and meet all safety and performance specifications. They may have minor cosmetic imperfections, but deliver the same structural support and code compliance as new units.
What safety standards do these backcans meet?
These backcans are engineered to meet UL1480, UL2043, NFPA 90, and NFPA 70 safety standards when paired with the corresponding UL Listed CSS8004 loudspeaker, making them safe for use in return air plenums and other sensitive installation environments.
How many backcans are included and what mounting hardware comes with them?
The package includes six backcans. Each backcan ships with four stainless steel screws per unit for direct connection to CSS-TR4/8 tile rails.
Will these fit standard suspended ceiling openings?
Yes, the compact 4-inch form factor is optimized for standard acoustic tile openings without requiring custom framing, reducing installation time and labor costs on medium to large-scale projects.
What speaker model do these backcans work with?
These backcans are designed specifically to mount CSS8004 speakers and integrate with the CSS-TR4/8 tile rail mounting system.
Do I pay sales tax on this order?
Sales tax is collected only on orders shipped to California; orders shipped to any other US state are not charged sales tax at checkout when you buy direct from our website. Marketplaces collect sales tax as the facilitator in most states, so the same listed price can cost more there. Buyers remain responsible for any use tax their state applies. Free US shipping and 30-day returns are included.
Compare With
- vs JBL Commercial CSS-TR4/8x12 TILE RAILS FOR CSS-BB4, CSS-BB8 BACKCANS
- vs JBL MTC-81BB8 Pre-install Deep Backcan For 8138 (Pack of 4)
- vs JBL MTC-14WG High Humidity Weather Grille For C12/C14, Wht (Pair)
- vs JBL MTC-200BB6 Cylindrical Backcan For Control 227C/CT B-Stock
- vs JBL MTC-300SG12 Square Grille For 12" Control 300 Series Drivers
Similar Gear
Complete the Rig
Gear that pairs well with this.
✨ For You
Based on what you've been looking at.