JBL Commercial CSS-BB8X6 8" Backcan For CSS8008, CSS8018
Description
JBL Commercial CSS-BB8X6 8" Backcan For CSS8008, CSS8018
The CSS-BB8X6 is a professional-grade enclosure back can designed for seamless integration with JBL's commercial-grade ceiling speakers. This pack of six units provides the acoustic chamber necessary to optimize speaker performance in ceiling-mounted installations, delivering consistent sound projection in commercial and institutional environments.
Installation & Mounting
Each backcan features a 4-point bolt mount circle on a 286 mm (11.25 in) diameter with clip nuts for secure attachment to CSS-8008 and CSS-8018 speakers, plus compatibility with CSS-TR4/8 tile rails. The design includes five conduit knockouts—four positioned at 90° intervals on the sides and one at the center of the top panel—allowing flexible wiring routing without compromising the enclosure integrity.
Acoustic Performance & Construction
Built from zinc-plated, powder-coated steel, each unit weighs just 0.87 kg (2.0 lb) and measures 334 mm (13.2 in) diameter by 108 mm (4.3 in) depth with 4.0 liters (0.15 cu ft) of air space. This acoustic chamber supports clean, focused ceiling speaker output while the robust construction meets UL1480, UL2043, NFPA 90 & NFPA 70 safety standards, making it suitable for air handling spaces in professional installations.
Key Features
- Pack of 6 units for multi-speaker installations
- Compatible with CSS-8008 and CSS-8018 commercial ceiling speakers
- 4-point bolt mount on 286 mm (11.25 in) diameter with clip nuts
- 334 mm (13.2 in) diameter × 108 mm (4.3 in) depth
- 4.0 liters (0.15 cu ft) acoustic air space per unit
- Zinc-plated, powder-coated steel construction
- 0.87 kg (2.0 lb) net weight per unit
- Five conduit knockouts for wire routing flexibility
- UL1480 and UL2043 rated for air handling spaces
- NFPA 90 & NFPA 70 compliant
This backcan assembly delivers the acoustic isolation and structural support required for professional ceiling speaker installations in demanding commercial environments.
More Information
| Condition | New |
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Reviews
At a Glance
The JBL Commercial CSS-BB8X6 backcan pack optimizes the acoustic performance of JBL commercial ceiling speakers by providing a sealed, professional-grade enclosure that improves bass response and directional consistency in recording and monitoring applications. With five conduit knockouts for clean cable routing and UL/NFPA certification, it integrates seamlessly into institutional and commercial studio monitoring setups where distributed ceiling speakers are deployed. Choose this for installations requiring code-compliant, acoustically optimized speaker chambers that support multi-zone or networked audio monitoring.
Who This Is For
Great for
- ✓ commercial installation
- ✓ institutional audio
- ✓ ceiling speaker deployment
- ✓ distributed audio systems
Not the best pick for
- – home audio
- – portable use
- – instrument amplification
Skill level: Professional
Frequently Asked Questions
What speakers does this backcan work with?
The CSS-BB8X6 is designed specifically for JBL CSS-8008 and CSS-8018 commercial ceiling speakers. It uses a 4-point bolt mount on a 286 mm (11.25 in) diameter circle with clip nuts, and is also compatible with CSS-TR4/8 tile rails for flexible installation.
How many units come in this pack and what is the acoustic chamber size?
This pack includes six backcans. Each unit provides 4.0 liters (0.15 cu ft) of acoustic air space, optimizing speaker performance across multi-speaker installations.
Is this suitable for air-handling spaces and what safety ratings does it have?
Yes. Each backcan is constructed from zinc-plated, powder-coated steel and meets UL1480, UL2043, NFPA 90, and NFPA 70 safety standards, making it rated for use in air-handling spaces in commercial environments.
What wiring options does the backcan provide?
The backcan features five conduit knockouts—four positioned at 90° intervals on the sides and one at the center of the top panel—allowing flexible wire routing without compromising enclosure integrity.
How heavy is each backcan and what are its dimensions?
Each unit weighs 0.87 kg (2.0 lb) and measures 334 mm (13.2 in) diameter by 108 mm (4.3 in) depth, making it lightweight and suitable for overhead ceiling installations.