CSS-BB4X6-B vs MTC-200BB6-B — Compare
JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 B-Stock vs JBL MTC-200BB6 Cylindrical Backcan For Control 227C/CT B-Stock
The CSS-BB4X6 is a slim mounting bracket for drop-ceiling tile systems, while the MTC-200BB6 is a full acoustic enclosure that provides resonance control and compliance. Choose the CSS-BB4X6 for fast, code-compliant retrofit installations in existing suspended ceilings; choose the MTC-200BB6 when you need acoustic optimization and need to control speaker performance in a permanent installation.
No sales tax on orders shipped outside California — total cost beats national retailers that charge sales tax in nearly every state.
JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 B-Stock
JBL MTC-200BB6 Cylindrical Backcan For Control 227C/CT B-Stock
Specs side by side
| JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 B-Stock | JBL MTC-200BB6 Cylindrical Backcan For Control 227C/CT B-Stock | |
|---|---|---|
| Price | $117.99 | $125.37 |
| Brand | JBL | JBL |
| Condition | Refurbished | Refurbished |
Why choose JBL Commercial CSS-BB4X6 4" Backcan For CSS8004 B-Stock
- ✓ Compact 4-inch form factor fits standard acoustic tile openings with minimal labor
- ✓ Six-pack efficiency for medium to large bulk deployments
- ✓ Multiple UL and NFPA certifications for fire-rated, code-compliant air-handling installations
- ✓ Direct CSS-TR4/8 tile rail compatibility eliminates custom framing
Why choose JBL MTC-200BB6 Cylindrical Backcan For Control 227C/CT B-Stock
- ✓ Acoustically damped 16-gauge metal and MDF construction controls resonance and improves speech clarity
- ✓ 0.5 cubic foot internal volume provides proper acoustic compliance for Control series speakers
- ✓ Five flexible knockouts (22.1 mm) allow clean multi-cable routing without field modification
- ✓ Heavy-duty rigid construction handles permanent mounting demands with vibration resistance
Frequently asked questions
What is the main functional difference between these two backcans?
The CSS-BB4X6 is a thin mounting bracket designed to attach in-ceiling speakers to drop-tile systems using tile rails. The MTC-200BB6 is a full cylindrical acoustic enclosure that provides resonance damping and acoustic volume for optimal speaker performance.
Which one is right for a suspended-ceiling retrofit project?
The CSS-BB4X6 is purpose-built for suspended ceilings, with a 4-inch form factor that fits standard tile openings and direct compatibility with CSS-TR4/8 tile rails, making installation faster and requiring no custom framing.
Which backcan offers better acoustic control?
The MTC-200BB6 includes heavy-duty 16-gauge metal construction with 12 mm MDF lining specifically engineered to dampen resonance and optimize frequency response for speech clarity. The CSS-BB4X6 provides structural mounting only without acoustic treatment.
Are these backcans speaker-specific?
Yes. The CSS-BB4X6 is designed for JBL CSS8004 speakers and tile rail systems. The MTC-200BB6 is engineered for JBL Control 227C and 227CT loudspeakers and provides acoustic compliance for those models.